Adding upstream version 1:9.16.44.upstream/1%9.16.44

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

42 files changed, 3643 insertions, 0 deletions

diff --git a/doc/misc/Makefile.in b/doc/misc/Makefile.in
new file mode 100644
index 0000000..35c79f1
--- /dev/null
+++ b/doc/misc/Makefile.in
@@ -0,0 +1,83 @@
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# SPDX-License-Identifier: MPL-2.0
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0.  If a copy of the MPL was not distributed with this
+# file, you can obtain one at https://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+srcdir =	@srcdir@
+VPATH =		@srcdir@
+top_srcdir =	@top_srcdir@
+
+@BIND9_MAKE_RULES@
+
+PERL = @PERL@
+
+MANOBJS = options
+
+doc man:: ${MANOBJS}
+
+docclean manclean maintainer-clean::
+	rm -f options
+
+# Do not make options depend on ../../bin/tests/cfg_test, doing so
+# will cause excessively clever versions of make to attempt to build
+# that program right here, right now, if it is missing, which will
+# cause make doc to bomb.
+
+CFG_TEST = ../../bin/tests/cfg_test
+
+options: FORCE
+	if test -x ${CFG_TEST} ; \
+	then \
+		${CFG_TEST} --named --grammar > $@.raw ; \
+		${PERL} ${srcdir}/sort-options.pl < $@.raw > $@.sorted ; \
+		${PERL} ${srcdir}/format-options.pl < $@.sorted > $@.new ; \
+		mv -f $@.new $@ ; \
+		${CFG_TEST} --named --grammar --active > $@.raw ; \
+		${PERL} ${srcdir}/sort-options.pl < $@.raw > $@.sorted ; \
+		${PERL} ${srcdir}/format-options.pl < $@.sorted > $@.new ; \
+		mv -f $@.new $@.active ; \
+		rm -f $@.raw $@.sorted ; \
+		${CFG_TEST} --zonegrammar master --active > master.zoneopt ; \
+		${CFG_TEST} --zonegrammar slave --active > slave.zoneopt ; \
+		${CFG_TEST} --zonegrammar mirror --active > mirror.zoneopt ; \
+		${CFG_TEST} --zonegrammar forward --active > forward.zoneopt ; \
+		${CFG_TEST} --zonegrammar hint --active > hint.zoneopt ; \
+		${CFG_TEST} --zonegrammar stub --active > stub.zoneopt ; \
+		${CFG_TEST} --zonegrammar static-stub --active > static-stub.zoneopt ; \
+		${CFG_TEST} --zonegrammar redirect --active > redirect.zoneopt ; \
+		${CFG_TEST} --zonegrammar delegation-only --active > delegation-only.zoneopt ; \
+		${CFG_TEST} --zonegrammar in-view --active > in-view.zoneopt ; \
+	else \
+		rm -f $@.new $@.raw $@.sorted ; \
+	fi
+
+rst: options rst-options.pl rst-zoneopt.pl rst-grammars.pl
+	${PERL} rst-options.pl options.active > ${top_srcdir}/bin/named/named.conf.rst
+	${PERL} rst-zoneopt.pl master.zoneopt > master.zoneopt.rst
+	${PERL} rst-zoneopt.pl slave.zoneopt > slave.zoneopt.rst
+	${PERL} rst-zoneopt.pl mirror.zoneopt > mirror.zoneopt.rst
+	${PERL} rst-zoneopt.pl forward.zoneopt > forward.zoneopt.rst
+	${PERL} rst-zoneopt.pl hint.zoneopt > hint.zoneopt.rst
+	${PERL} rst-zoneopt.pl stub.zoneopt > stub.zoneopt.rst
+	${PERL} rst-zoneopt.pl static-stub.zoneopt > static-stub.zoneopt.rst
+	${PERL} rst-zoneopt.pl redirect.zoneopt > redirect.zoneopt.rst
+	${PERL} rst-zoneopt.pl delegation-only.zoneopt > delegation-only.zoneopt.rst
+	${PERL} rst-zoneopt.pl in-view.zoneopt > in-view.zoneopt.rst
+	${PERL} rst-grammars.pl options.active acl > acl.grammar.rst
+	${PERL} rst-grammars.pl options.active controls > controls.grammar.rst
+	${PERL} rst-grammars.pl options.active key > key.grammar.rst
+	${PERL} rst-grammars.pl options.active logging > logging.grammar.rst
+	${PERL} rst-grammars.pl options.active parental-agents > parental-agents.grammar.rst
+	${PERL} rst-grammars.pl options.active primaries > primaries.grammar.rst
+	${PERL} rst-grammars.pl options.active options > options.grammar.rst
+	${PERL} rst-grammars.pl options.active server > server.grammar.rst
+	${PERL} rst-grammars.pl options.active statistics-channels > statistics-channels.grammar.rst
+	${PERL} rst-grammars.pl options.active trust-anchors > trust-anchors.grammar.rst
+	${PERL} rst-grammars.pl options.active managed-keys > managed-keys.grammar.rst
+	${PERL} rst-grammars.pl options.active trusted-keys > trusted-keys.grammar.rst
diff --git a/doc/misc/acl.grammar.rst b/doc/misc/acl.grammar.rst
new file mode 100644
index 0000000..d27dab3
--- /dev/null
+++ b/doc/misc/acl.grammar.rst
@@ -0,0 +1,14 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  acl <string> { <address_match_element>; ... };
diff --git a/doc/misc/controls.grammar.rst b/doc/misc/controls.grammar.rst
new file mode 100644
index 0000000..440bce4
--- /dev/null
+++ b/doc/misc/controls.grammar.rst
@@ -0,0 +1,24 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  controls {
+  	inet ( <ipv4_address> | <ipv6_address> |
+  	    * ) [ port ( <integer> | * ) ] allow
+  	    { <address_match_element>; ... } [
+  	    keys { <string>; ... } ] [ read-only
+  	    <boolean> ];
+  	unix <quoted_string> perm <integer>
+  	    owner <integer> group <integer> [
+  	    keys { <string>; ... } ] [ read-only
+  	    <boolean> ];
+  };
diff --git a/doc/misc/delegation-only.zoneopt b/doc/misc/delegation-only.zoneopt
new file mode 100644
index 0000000..ab86327
--- /dev/null
+++ b/doc/misc/delegation-only.zoneopt
@@ -0,0 +1,3 @@
+zone <string> [ <class> ] {
+	type delegation-only;
+};
diff --git a/doc/misc/delegation-only.zoneopt.rst b/doc/misc/delegation-only.zoneopt.rst
new file mode 100644
index 0000000..2a262d1
--- /dev/null
+++ b/doc/misc/delegation-only.zoneopt.rst
@@ -0,0 +1,16 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  zone <string> [ <class> ] {
+  	type delegation-only;
+  };
diff --git a/doc/misc/dnssec-policy.default.conf b/doc/misc/dnssec-policy.default.conf
new file mode 100644
index 0000000..00b8a14
--- /dev/null
+++ b/doc/misc/dnssec-policy.default.conf
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0.  If a copy of the MPL was not distributed with this
+ * file, you can obtain one at https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+dnssec-policy "default" {
+	// Keys
+	keys {
+		csk key-directory lifetime unlimited algorithm 13;
+	};
+
+	// Key timings
+	dnskey-ttl 3600;
+	publish-safety 1h;
+	retire-safety 1h;
+	purge-keys P90D;
+
+	// Signature timings
+	signatures-refresh 5d;
+	signatures-validity 14d;
+	signatures-validity-dnskey 14d;
+
+	// Zone parameters
+	max-zone-ttl 86400;
+	zone-propagation-delay 300;
+
+	// Parent parameters
+	parent-ds-ttl 86400;
+	parent-propagation-delay 1h;
+};
diff --git a/doc/misc/dnssec-policy.grammar.rst b/doc/misc/dnssec-policy.grammar.rst
new file mode 100644
index 0000000..b0b9692
--- /dev/null
+++ b/doc/misc/dnssec-policy.grammar.rst
@@ -0,0 +1,28 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+  dnssec-policy <string> {
+  	dnskey-ttl <duration>;
+  	keys { ( csk | ksk | zsk ) [ ( key-directory ) ] lifetime
+  	    <duration_or_unlimited> algorithm <string> [ <integer> ]; ... };
+  	max-zone-ttl <duration>;
+  	nsec3param [ iterations <integer> ] [ optout <boolean> ] [
+  	    salt-length <integer> ];
+  	parent-ds-ttl <duration>;
+  	parent-propagation-delay <duration>;
+  	publish-safety <duration>;
+  	purge-keys <duration>;
+  	retire-safety <duration>;
+  	signatures-refresh <duration>;
+  	signatures-validity <duration>;
+  	signatures-validity-dnskey <duration>;
+  	zone-propagation-delay <duration>;
+  };
diff --git a/doc/misc/format-options.pl b/doc/misc/format-options.pl
new file mode 100644
index 0000000..f4a36c2
--- /dev/null
+++ b/doc/misc/format-options.pl
@@ -0,0 +1,43 @@
+#!/usr/bin/perl
+
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# SPDX-License-Identifier: MPL-2.0
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0.  If a copy of the MPL was not distributed with this
+# file, you can obtain one at https://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+print <<END;
+
+This is a summary of the named.conf options supported by
+this version of BIND 9.
+
+END
+
+# Break long lines
+while (<>) {
+	chomp;
+	s/\t/        /g;
+	my $line = $_;
+	m!^( *)!;
+	my $indent = $1;
+	my $comment = "";
+	if ( $line =~ m!//.*! ) {
+		$comment = $&;
+		$line =~ s!//.*!!;
+	}
+	my $start = "";
+	while (length($line) >= 79 - length($comment)) {
+		$_ = $line;
+		# this makes sure that the comment has something in front of it
+		$len = 75 - length($comment);
+		m!^(.{0,$len}) (.*)$!;
+		$start = $start.$1."\n";
+		$line = $indent."    ".$2;
+	}
+	print $start.$line.$comment."\n";
+}
diff --git a/doc/misc/forward.zoneopt b/doc/misc/forward.zoneopt
new file mode 100644
index 0000000..e694813
--- /dev/null
+++ b/doc/misc/forward.zoneopt
@@ -0,0 +1,6 @@
+zone <string> [ <class> ] {
+	type forward;
+	delegation-only <boolean>;
+	forward ( first | only );
+	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+};
diff --git a/doc/misc/forward.zoneopt.rst b/doc/misc/forward.zoneopt.rst
new file mode 100644
index 0000000..3ced3ac
--- /dev/null
+++ b/doc/misc/forward.zoneopt.rst
@@ -0,0 +1,19 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  zone <string> [ <class> ] {
+  	type forward;
+  	delegation-only <boolean>;
+  	forward ( first | only );
+  	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+  };
diff --git a/doc/misc/hint.zoneopt b/doc/misc/hint.zoneopt
new file mode 100644
index 0000000..d7ec16c
--- /dev/null
+++ b/doc/misc/hint.zoneopt
@@ -0,0 +1,6 @@
+zone <string> [ <class> ] {
+	type hint;
+	check-names ( fail | warn | ignore );
+	delegation-only <boolean>;
+	file <quoted_string>;
+};
diff --git a/doc/misc/hint.zoneopt.rst b/doc/misc/hint.zoneopt.rst
new file mode 100644
index 0000000..998e662
--- /dev/null
+++ b/doc/misc/hint.zoneopt.rst
@@ -0,0 +1,19 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  zone <string> [ <class> ] {
+  	type hint;
+  	check-names ( fail | warn | ignore );
+  	delegation-only <boolean>;
+  	file <quoted_string>;
+  };
diff --git a/doc/misc/in-view.zoneopt b/doc/misc/in-view.zoneopt
new file mode 100644
index 0000000..c63c427
--- /dev/null
+++ b/doc/misc/in-view.zoneopt
@@ -0,0 +1,3 @@
+zone <string> [ <class> ] {
+	in-view <string>;
+};
diff --git a/doc/misc/in-view.zoneopt.rst b/doc/misc/in-view.zoneopt.rst
new file mode 100644
index 0000000..df1a587
--- /dev/null
+++ b/doc/misc/in-view.zoneopt.rst
@@ -0,0 +1,16 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  zone <string> [ <class> ] {
+  	in-view <string>;
+  };
diff --git a/doc/misc/key.grammar.rst b/doc/misc/key.grammar.rst
new file mode 100644
index 0000000..a417997
--- /dev/null
+++ b/doc/misc/key.grammar.rst
@@ -0,0 +1,17 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  key <string> {
+  	algorithm <string>;
+  	secret <string>;
+  };
diff --git a/doc/misc/logging.grammar.rst b/doc/misc/logging.grammar.rst
new file mode 100644
index 0000000..377d6e9
--- /dev/null
+++ b/doc/misc/logging.grammar.rst
@@ -0,0 +1,28 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  logging {
+  	category <string> { <string>; ... };
+  	channel <string> {
+  		buffered <boolean>;
+  		file <quoted_string> [ versions ( unlimited | <integer> ) ]
+  		    [ size <size> ] [ suffix ( increment | timestamp ) ];
+  		null;
+  		print-category <boolean>;
+  		print-severity <boolean>;
+  		print-time ( iso8601 | iso8601-utc | local | <boolean> );
+  		severity <log_severity>;
+  		stderr;
+  		syslog [ <syslog_facility> ];
+  	};
+  };
diff --git a/doc/misc/managed-keys.grammar.rst b/doc/misc/managed-keys.grammar.rst
new file mode 100644
index 0000000..a57f8ef
--- /dev/null
+++ b/doc/misc/managed-keys.grammar.rst
@@ -0,0 +1,17 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  managed-keys { <string> ( static-key
+      | initial-key | static-ds |
+      initial-ds ) <integer> <integer>
+      <integer> <quoted_string>; ... };, deprecated
diff --git a/doc/misc/master.zoneopt b/doc/misc/master.zoneopt
new file mode 100644
index 0000000..953e3a2
--- /dev/null
+++ b/doc/misc/master.zoneopt
@@ -0,0 +1,61 @@
+zone <string> [ <class> ] {
+	type ( master | primary );
+	allow-query { <address_match_element>; ... };
+	allow-query-on { <address_match_element>; ... };
+	allow-transfer { <address_match_element>; ... };
+	allow-update { <address_match_element>; ... };
+	also-notify [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	auto-dnssec ( allow | maintain | off ); // deprecated
+	check-dup-records ( fail | warn | ignore );
+	check-integrity <boolean>;
+	check-mx ( fail | warn | ignore );
+	check-mx-cname ( fail | warn | ignore );
+	check-names ( fail | warn | ignore );
+	check-sibling <boolean>;
+	check-spf ( warn | ignore );
+	check-srv-cname ( fail | warn | ignore );
+	check-wildcard <boolean>;
+	database <string>;
+	dialup ( notify | notify-passive | passive | refresh | <boolean> );
+	dlz <string>;
+	dnskey-sig-validity <integer>;
+	dnssec-dnskey-kskonly <boolean>;
+	dnssec-loadkeys-interval <integer>;
+	dnssec-policy <string>;
+	dnssec-secure-to-insecure <boolean>;
+	dnssec-update-mode ( maintain | no-resign );
+	file <quoted_string>;
+	forward ( first | only );
+	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+	inline-signing <boolean>;
+	ixfr-from-differences <boolean>;
+	journal <quoted_string>;
+	key-directory <quoted_string>;
+	masterfile-format ( map | raw | text );
+	masterfile-style ( full | relative );
+	max-ixfr-ratio ( unlimited | <percentage> );
+	max-journal-size ( default | unlimited | <sizeval> );
+	max-records <integer>;
+	max-transfer-idle-out <integer>;
+	max-transfer-time-out <integer>;
+	max-zone-ttl ( unlimited | <duration> );
+	notify ( explicit | master-only | primary-only | <boolean> );
+	notify-delay <integer>;
+	notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	notify-to-soa <boolean>;
+	parental-agents [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	serial-update-method ( date | increment | unixtime );
+	sig-signing-nodes <integer>;
+	sig-signing-signatures <integer>;
+	sig-signing-type <integer>;
+	sig-validity-interval <integer> [ <integer> ];
+	update-check-ksk <boolean>;
+	update-policy ( local | { ( deny | grant ) <string> ( 6to4-self | external | krb5-self | krb5-selfsub | krb5-subdomain | ms-self | ms-selfsub | ms-subdomain | name | self | selfsub | selfwild | subdomain | tcp-self | wildcard | zonesub ) [ <string> ] <rrtypelist>; ... } );
+	zero-no-soa-ttl <boolean>;
+	zone-statistics ( full | terse | none | <boolean> );
+};
diff --git a/doc/misc/master.zoneopt.rst b/doc/misc/master.zoneopt.rst
new file mode 100644
index 0000000..346d598
--- /dev/null
+++ b/doc/misc/master.zoneopt.rst
@@ -0,0 +1,74 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  zone <string> [ <class> ] {
+  	type ( master | primary );
+  	allow-query { <address_match_element>; ... };
+  	allow-query-on { <address_match_element>; ... };
+  	allow-transfer { <address_match_element>; ... };
+  	allow-update { <address_match_element>; ... };
+  	also-notify [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	auto-dnssec ( allow | maintain | off ); // deprecated
+  	check-dup-records ( fail | warn | ignore );
+  	check-integrity <boolean>;
+  	check-mx ( fail | warn | ignore );
+  	check-mx-cname ( fail | warn | ignore );
+  	check-names ( fail | warn | ignore );
+  	check-sibling <boolean>;
+  	check-spf ( warn | ignore );
+  	check-srv-cname ( fail | warn | ignore );
+  	check-wildcard <boolean>;
+  	database <string>;
+  	dialup ( notify | notify-passive | passive | refresh | <boolean> );
+  	dlz <string>;
+  	dnskey-sig-validity <integer>;
+  	dnssec-dnskey-kskonly <boolean>;
+  	dnssec-loadkeys-interval <integer>;
+  	dnssec-policy <string>;
+  	dnssec-secure-to-insecure <boolean>;
+  	dnssec-update-mode ( maintain | no-resign );
+  	file <quoted_string>;
+  	forward ( first | only );
+  	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+  	inline-signing <boolean>;
+  	ixfr-from-differences <boolean>;
+  	journal <quoted_string>;
+  	key-directory <quoted_string>;
+  	masterfile-format ( map | raw | text );
+  	masterfile-style ( full | relative );
+  	max-ixfr-ratio ( unlimited | <percentage> );
+  	max-journal-size ( default | unlimited | <sizeval> );
+  	max-records <integer>;
+  	max-transfer-idle-out <integer>;
+  	max-transfer-time-out <integer>;
+  	max-zone-ttl ( unlimited | <duration> );
+  	notify ( explicit | master-only | primary-only | <boolean> );
+  	notify-delay <integer>;
+  	notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	notify-to-soa <boolean>;
+  	parental-agents [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	serial-update-method ( date | increment | unixtime );
+  	sig-signing-nodes <integer>;
+  	sig-signing-signatures <integer>;
+  	sig-signing-type <integer>;
+  	sig-validity-interval <integer> [ <integer> ];
+  	update-check-ksk <boolean>;
+  	update-policy ( local | { ( deny | grant ) <string> ( 6to4-self | external | krb5-self | krb5-selfsub | krb5-subdomain | ms-self | ms-selfsub | ms-subdomain | name | self | selfsub | selfwild | subdomain | tcp-self | wildcard | zonesub ) [ <string> ] <rrtypelist>; ... } );
+  	zero-no-soa-ttl <boolean>;
+  	zone-statistics ( full | terse | none | <boolean> );
+  };
diff --git a/doc/misc/mirror.zoneopt b/doc/misc/mirror.zoneopt
new file mode 100644
index 0000000..3d45a3d
--- /dev/null
+++ b/doc/misc/mirror.zoneopt
@@ -0,0 +1,44 @@
+zone <string> [ <class> ] {
+	type mirror;
+	allow-notify { <address_match_element>; ... };
+	allow-query { <address_match_element>; ... };
+	allow-query-on { <address_match_element>; ... };
+	allow-transfer { <address_match_element>; ... };
+	allow-update-forwarding { <address_match_element>; ... };
+	also-notify [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	check-names ( fail | warn | ignore );
+	database <string>;
+	file <quoted_string>;
+	ixfr-from-differences <boolean>;
+	journal <quoted_string>;
+	masterfile-format ( map | raw | text );
+	masterfile-style ( full | relative );
+	masters [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	max-ixfr-ratio ( unlimited | <percentage> );
+	max-journal-size ( default | unlimited | <sizeval> );
+	max-records <integer>;
+	max-refresh-time <integer>;
+	max-retry-time <integer>;
+	max-transfer-idle-in <integer>;
+	max-transfer-idle-out <integer>;
+	max-transfer-time-in <integer>;
+	max-transfer-time-out <integer>;
+	min-refresh-time <integer>;
+	min-retry-time <integer>;
+	multi-master <boolean>;
+	notify ( explicit | master-only | primary-only | <boolean> );
+	notify-delay <integer>;
+	notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	primaries [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	request-expire <boolean>;
+	request-ixfr <boolean>;
+	transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	try-tcp-refresh <boolean>;
+	use-alt-transfer-source <boolean>;
+	zero-no-soa-ttl <boolean>;
+	zone-statistics ( full | terse | none | <boolean> );
+};
diff --git a/doc/misc/mirror.zoneopt.rst b/doc/misc/mirror.zoneopt.rst
new file mode 100644
index 0000000..b425a96
--- /dev/null
+++ b/doc/misc/mirror.zoneopt.rst
@@ -0,0 +1,57 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  zone <string> [ <class> ] {
+  	type mirror;
+  	allow-notify { <address_match_element>; ... };
+  	allow-query { <address_match_element>; ... };
+  	allow-query-on { <address_match_element>; ... };
+  	allow-transfer { <address_match_element>; ... };
+  	allow-update-forwarding { <address_match_element>; ... };
+  	also-notify [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	check-names ( fail | warn | ignore );
+  	database <string>;
+  	file <quoted_string>;
+  	ixfr-from-differences <boolean>;
+  	journal <quoted_string>;
+  	masterfile-format ( map | raw | text );
+  	masterfile-style ( full | relative );
+  	masters [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	max-ixfr-ratio ( unlimited | <percentage> );
+  	max-journal-size ( default | unlimited | <sizeval> );
+  	max-records <integer>;
+  	max-refresh-time <integer>;
+  	max-retry-time <integer>;
+  	max-transfer-idle-in <integer>;
+  	max-transfer-idle-out <integer>;
+  	max-transfer-time-in <integer>;
+  	max-transfer-time-out <integer>;
+  	min-refresh-time <integer>;
+  	min-retry-time <integer>;
+  	multi-master <boolean>;
+  	notify ( explicit | master-only | primary-only | <boolean> );
+  	notify-delay <integer>;
+  	notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	primaries [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	request-expire <boolean>;
+  	request-ixfr <boolean>;
+  	transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	try-tcp-refresh <boolean>;
+  	use-alt-transfer-source <boolean>;
+  	zero-no-soa-ttl <boolean>;
+  	zone-statistics ( full | terse | none | <boolean> );
+  };
diff --git a/doc/misc/options b/doc/misc/options
new file mode 100644
index 0000000..0dbcf10
--- /dev/null
+++ b/doc/misc/options
@@ -0,0 +1,1031 @@
+
+This is a summary of the named.conf options supported by
+this version of BIND 9.
+
+acl <string> { <address_match_element>; ... }; // may occur multiple times
+
+controls {
+        inet ( <ipv4_address> | <ipv6_address> |
+            * ) [ port ( <integer> | * ) ] allow
+            { <address_match_element>; ... } [
+            keys { <string>; ... } ] [ read-only
+            <boolean> ]; // may occur multiple times
+        unix <quoted_string> perm <integer>
+            owner <integer> group <integer> [
+            keys { <string>; ... } ] [ read-only
+            <boolean> ]; // may occur multiple times
+}; // may occur multiple times
+
+dlz <string> {
+        database <string>;
+        search <boolean>;
+}; // may occur multiple times
+
+dnssec-policy <string> {
+        dnskey-ttl <duration>;
+        keys { ( csk | ksk | zsk ) [ ( key-directory ) ] lifetime
+            <duration_or_unlimited> algorithm <string> [ <integer> ]; ... };
+        max-zone-ttl <duration>;
+        nsec3param [ iterations <integer> ] [ optout <boolean> ] [
+            salt-length <integer> ];
+        parent-ds-ttl <duration>;
+        parent-propagation-delay <duration>;
+        parent-registration-delay <duration>; // obsolete
+        publish-safety <duration>;
+        purge-keys <duration>;
+        retire-safety <duration>;
+        signatures-refresh <duration>;
+        signatures-validity <duration>;
+        signatures-validity-dnskey <duration>;
+        zone-propagation-delay <duration>;
+}; // may occur multiple times
+
+dyndb <string> <quoted_string> {
+    <unspecified-text> }; // may occur multiple times
+
+key <string> {
+        algorithm <string>;
+        secret <string>;
+}; // may occur multiple times
+
+logging {
+        category <string> { <string>; ... }; // may occur multiple times
+        channel <string> {
+                buffered <boolean>;
+                file <quoted_string> [ versions ( unlimited | <integer> ) ]
+                    [ size <size> ] [ suffix ( increment | timestamp ) ];
+                null;
+                print-category <boolean>;
+                print-severity <boolean>;
+                print-time ( iso8601 | iso8601-utc | local | <boolean> );
+                severity <log_severity>;
+                stderr;
+                syslog [ <syslog_facility> ];
+        }; // may occur multiple times
+};
+
+lwres { <unspecified-text> }; // obsolete, may occur multiple times
+
+managed-keys { <string> ( static-key
+    | initial-key | static-ds |
+    initial-ds ) <integer> <integer>
+    <integer> <quoted_string>; ... }; // may occur multiple times, deprecated
+
+masters <string> [ port <integer> ] [ dscp
+    <integer> ] { ( <remote-servers> |
+    <ipv4_address> [ port <integer> ] |
+    <ipv6_address> [ port <integer> ] ) [ key
+    <string> ]; ... }; // may occur multiple times
+
+options {
+        acache-cleaning-interval <integer>; // obsolete
+        acache-enable <boolean>; // obsolete
+        additional-from-auth <boolean>; // obsolete
+        additional-from-cache <boolean>; // obsolete
+        allow-new-zones <boolean>;
+        allow-notify { <address_match_element>; ... };
+        allow-query { <address_match_element>; ... };
+        allow-query-cache { <address_match_element>; ... };
+        allow-query-cache-on { <address_match_element>; ... };
+        allow-query-on { <address_match_element>; ... };
+        allow-recursion { <address_match_element>; ... };
+        allow-recursion-on { <address_match_element>; ... };
+        allow-transfer { <address_match_element>; ... };
+        allow-update { <address_match_element>; ... };
+        allow-update-forwarding { <address_match_element>; ... };
+        allow-v6-synthesis { <address_match_element>; ... }; // obsolete
+        also-notify [ port <integer> ] [ dscp <integer> ] { (
+            <remote-servers> | <ipv4_address> [ port <integer> ] |
+            <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+        alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
+            * ) ] [ dscp <integer> ];
+        answer-cookie <boolean>;
+        attach-cache <string>;
+        auth-nxdomain <boolean>; // default changed
+        auto-dnssec ( allow | maintain | off ); // deprecated
+        automatic-interface-scan <boolean>;
+        avoid-v4-udp-ports { <portrange>; ... };
+        avoid-v6-udp-ports { <portrange>; ... };
+        bindkeys-file <quoted_string>;
+        blackhole { <address_match_element>; ... };
+        cache-file <quoted_string>; // deprecated
+        catalog-zones { zone <string> [ default-masters [ port <integer> ]
+            [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port
+            <integer> ] | <ipv6_address> [ port <integer> ] ) [ key
+            <string> ]; ... } ] [ zone-directory <quoted_string> ] [
+            in-memory <boolean> ] [ min-update-interval <duration> ]; ... };
+        check-dup-records ( fail | warn | ignore );
+        check-integrity <boolean>;
+        check-mx ( fail | warn | ignore );
+        check-mx-cname ( fail | warn | ignore );
+        check-names ( primary | master |
+            secondary | slave | response ) (
+            fail | warn | ignore ); // may occur multiple times
+        check-sibling <boolean>;
+        check-spf ( warn | ignore );
+        check-srv-cname ( fail | warn | ignore );
+        check-wildcard <boolean>;
+        cleaning-interval <integer>; // obsolete
+        clients-per-query <integer>;
+        cookie-algorithm ( aes | siphash24 );
+        cookie-secret <string>; // may occur multiple times
+        coresize ( default | unlimited | <sizeval> );
+        datasize ( default | unlimited | <sizeval> );
+        deallocate-on-exit <boolean>; // ancient
+        deny-answer-addresses { <address_match_element>; ... } [
+            except-from { <string>; ... } ];
+        deny-answer-aliases { <string>; ... } [ except-from { <string>; ...
+            } ];
+        dialup ( notify | notify-passive | passive | refresh | <boolean> );
+        directory <quoted_string>;
+        disable-algorithms <string> { <string>;
+            ... }; // may occur multiple times
+        disable-ds-digests <string> { <string>;
+            ... }; // may occur multiple times
+        disable-empty-zone <string>; // may occur multiple times
+        dns64 <netprefix> {
+                break-dnssec <boolean>;
+                clients { <address_match_element>; ... };
+                exclude { <address_match_element>; ... };
+                mapped { <address_match_element>; ... };
+                recursive-only <boolean>;
+                suffix <ipv6_address>;
+        }; // may occur multiple times
+        dns64-contact <string>;
+        dns64-server <string>;
+        dnskey-sig-validity <integer>;
+        dnsrps-enable <boolean>; // not configured
+        dnsrps-options { <unspecified-text> }; // not configured
+        dnssec-accept-expired <boolean>;
+        dnssec-dnskey-kskonly <boolean>;
+        dnssec-enable <boolean>; // obsolete
+        dnssec-loadkeys-interval <integer>;
+        dnssec-lookaside ( <string>
+            trust-anchor <string> |
+            auto | no ); // obsolete, may occur multiple times
+        dnssec-must-be-secure <string> <boolean>; // may occur multiple times
+        dnssec-policy <string>;
+        dnssec-secure-to-insecure <boolean>;
+        dnssec-update-mode ( maintain | no-resign );
+        dnssec-validation ( yes | no | auto );
+        dnstap { ( all | auth | client | forwarder | resolver | update ) [
+            ( query | response ) ]; ... };
+        dnstap-identity ( <quoted_string> | none | hostname );
+        dnstap-output ( file | unix ) <quoted_string> [ size ( unlimited |
+            <size> ) ] [ versions ( unlimited | <integer> ) ] [ suffix (
+            increment | timestamp ) ];
+        dnstap-version ( <quoted_string> | none );
+        dscp <integer>; // deprecated
+        dual-stack-servers [ port <integer> ] { ( <quoted_string> [ port
+            <integer> ] [ dscp <integer> ] | <ipv4_address> [ port
+            <integer> ] [ dscp <integer> ] | <ipv6_address> [ port
+            <integer> ] [ dscp <integer> ] ); ... };
+        dump-file <quoted_string>;
+        edns-udp-size <integer>;
+        empty-contact <string>;
+        empty-server <string>;
+        empty-zones-enable <boolean>;
+        fake-iquery <boolean>; // ancient
+        fetch-glue <boolean>; // ancient
+        fetch-quota-params <integer> <fixedpoint> <fixedpoint> <fixedpoint>;
+        fetches-per-server <integer> [ ( drop | fail ) ];
+        fetches-per-zone <integer> [ ( drop | fail ) ];
+        files ( default | unlimited | <sizeval> );
+        filter-aaaa { <address_match_element>; ... }; // obsolete
+        filter-aaaa-on-v4 <boolean>; // obsolete
+        filter-aaaa-on-v6 <boolean>; // obsolete
+        flush-zones-on-shutdown <boolean>;
+        forward ( first | only );
+        forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address>
+            | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+        fstrm-set-buffer-hint <integer>;
+        fstrm-set-flush-timeout <integer>;
+        fstrm-set-input-queue-size <integer>;
+        fstrm-set-output-notify-threshold <integer>;
+        fstrm-set-output-queue-model ( mpsc | spsc );
+        fstrm-set-output-queue-size <integer>;
+        fstrm-set-reopen-interval <duration>;
+        geoip-directory ( <quoted_string> | none );
+        geoip-use-ecs <boolean>; // obsolete
+        glue-cache <boolean>;
+        has-old-clients <boolean>; // ancient
+        heartbeat-interval <integer>;
+        host-statistics <boolean>; // ancient
+        host-statistics-max <integer>; // ancient
+        hostname ( <quoted_string> | none );
+        interface-interval <duration>;
+        ixfr-from-differences ( primary | master | secondary | slave |
+            <boolean> );
+        keep-response-order { <address_match_element>; ... };
+        key-directory <quoted_string>;
+        lame-ttl <duration>;
+        listen-on [ port <integer> ] [ dscp
+            <integer> ] {
+            <address_match_element>; ... }; // may occur multiple times
+        listen-on-v6 [ port <integer> ] [ dscp
+            <integer> ] {
+            <address_match_element>; ... }; // may occur multiple times
+        lmdb-mapsize <sizeval>;
+        lock-file ( <quoted_string> | none );
+        maintain-ixfr-base <boolean>; // ancient
+        managed-keys-directory <quoted_string>;
+        masterfile-format ( map | raw | text );
+        masterfile-style ( full | relative );
+        match-mapped-addresses <boolean>;
+        max-acache-size ( unlimited | <sizeval> ); // obsolete
+        max-cache-size ( default | unlimited | <sizeval> | <percentage> );
+        max-cache-ttl <duration>;
+        max-clients-per-query <integer>;
+        max-ixfr-log-size ( default | unlimited | <sizeval> ); // ancient
+        max-ixfr-ratio ( unlimited | <percentage> );
+        max-journal-size ( default | unlimited | <sizeval> );
+        max-ncache-ttl <duration>;
+        max-records <integer>;
+        max-recursion-depth <integer>;
+        max-recursion-queries <integer>;
+        max-refresh-time <integer>;
+        max-retry-time <integer>;
+        max-rsa-exponent-size <integer>;
+        max-stale-ttl <duration>;
+        max-transfer-idle-in <integer>;
+        max-transfer-idle-out <integer>;
+        max-transfer-time-in <integer>;
+        max-transfer-time-out <integer>;
+        max-udp-size <integer>;
+        max-zone-ttl ( unlimited | <duration> );
+        memstatistics <boolean>;
+        memstatistics-file <quoted_string>;
+        message-compression <boolean>;
+        min-cache-ttl <duration>;
+        min-ncache-ttl <duration>;
+        min-refresh-time <integer>;
+        min-retry-time <integer>;
+        min-roots <integer>; // ancient
+        minimal-any <boolean>;
+        minimal-responses ( no-auth | no-auth-recursive | <boolean> );
+        multi-master <boolean>;
+        multiple-cnames <boolean>; // ancient
+        named-xfer <quoted_string>; // ancient
+        new-zones-directory <quoted_string>;
+        no-case-compress { <address_match_element>; ... };
+        nocookie-udp-size <integer>;
+        nosit-udp-size <integer>; // obsolete
+        notify ( explicit | master-only | primary-only | <boolean> );
+        notify-delay <integer>;
+        notify-rate <integer>;
+        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ]
+            [ dscp <integer> ];
+        notify-to-soa <boolean>;
+        nsec3-test-zone <boolean>; // test only
+        nta-lifetime <duration>;
+        nta-recheck <duration>;
+        nxdomain-redirect <string>;
+        parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        pid-file ( <quoted_string> | none );
+        port <integer>;
+        preferred-glue <string>;
+        prefetch <integer> [ <integer> ];
+        provide-ixfr <boolean>;
+        qname-minimization ( strict | relaxed | disabled | off );
+        query-source ( ( [ address ] ( <ipv4_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv4_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        query-source-v6 ( ( [ address ] ( <ipv6_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv6_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        querylog <boolean>;
+        queryport-pool-ports <integer>; // obsolete
+        queryport-pool-updateinterval <integer>; // obsolete
+        random-device ( <quoted_string> | none );
+        rate-limit {
+                all-per-second <integer>;
+                errors-per-second <integer>;
+                exempt-clients { <address_match_element>; ... };
+                ipv4-prefix-length <integer>;
+                ipv6-prefix-length <integer>;
+                log-only <boolean>;
+                max-table-size <integer>;
+                min-table-size <integer>;
+                nodata-per-second <integer>;
+                nxdomains-per-second <integer>;
+                qps-scale <integer>;
+                referrals-per-second <integer>;
+                responses-per-second <integer>;
+                slip <integer>;
+                window <integer>;
+        };
+        recursing-file <quoted_string>;
+        recursion <boolean>;
+        recursive-clients <integer>;
+        request-expire <boolean>;
+        request-ixfr <boolean>;
+        request-nsid <boolean>;
+        request-sit <boolean>; // obsolete
+        require-server-cookie <boolean>;
+        reserved-sockets <integer>;
+        resolver-nonbackoff-tries <integer>;
+        resolver-query-timeout <integer>;
+        resolver-retry-interval <integer>;
+        response-padding { <address_match_element>; ... } block-size
+            <integer>;
+        response-policy { zone <string> [ add-soa <boolean> ] [ log
+            <boolean> ] [ max-policy-ttl <duration> ] [ min-update-interval
+            <duration> ] [ policy ( cname | disabled | drop | given | no-op
+            | nodata | nxdomain | passthru | tcp-only <quoted_string> ) ] [
+            recursive-only <boolean> ] [ nsip-enable <boolean> ] [
+            nsdname-enable <boolean> ]; ... } [ add-soa <boolean> ] [
+            break-dnssec <boolean> ] [ max-policy-ttl <duration> ] [
+            min-update-interval <duration> ] [ min-ns-dots <integer> ] [
+            nsip-wait-recurse <boolean> ] [ qname-wait-recurse <boolean> ]
+            [ recursive-only <boolean> ] [ nsip-enable <boolean> ] [
+            nsdname-enable <boolean> ] [ dnsrps-enable <boolean> ] [
+            dnsrps-options { <unspecified-text> } ];
+        reuseport <boolean>;
+        rfc2308-type1 <boolean>; // ancient
+        root-delegation-only [ exclude { <string>; ... } ];
+        root-key-sentinel <boolean>;
+        rrset-order { [ class <string> ] [ type <string> ] [ name
+            <quoted_string> ] <string> <string>; ... };
+        secroots-file <quoted_string>;
+        send-cookie <boolean>;
+        serial-queries <integer>; // ancient
+        serial-query-rate <integer>;
+        serial-update-method ( date | increment | unixtime );
+        server-id ( <quoted_string> | none | hostname );
+        servfail-ttl <duration>;
+        session-keyalg <string>;
+        session-keyfile ( <quoted_string> | none );
+        session-keyname <string>;
+        sig-signing-nodes <integer>;
+        sig-signing-signatures <integer>;
+        sig-signing-type <integer>;
+        sig-validity-interval <integer> [ <integer> ];
+        sit-secret <string>; // obsolete
+        sortlist { <address_match_element>; ... };
+        stacksize ( default | unlimited | <sizeval> );
+        stale-answer-client-timeout ( disabled | off | <integer> );
+        stale-answer-enable <boolean>;
+        stale-answer-ttl <duration>;
+        stale-cache-enable <boolean>;
+        stale-refresh-time <duration>;
+        startup-notify-rate <integer>;
+        statistics-file <quoted_string>;
+        statistics-interval <integer>; // ancient
+        suppress-initial-notify <boolean>; // not yet implemented
+        synth-from-dnssec <boolean>;
+        tcp-advertised-timeout <integer>;
+        tcp-clients <integer>;
+        tcp-idle-timeout <integer>;
+        tcp-initial-timeout <integer>;
+        tcp-keepalive-timeout <integer>;
+        tcp-listen-queue <integer>;
+        tkey-dhkey <quoted_string> <integer>;
+        tkey-domain <quoted_string>;
+        tkey-gssapi-credential <quoted_string>;
+        tkey-gssapi-keytab <quoted_string>;
+        topology { <address_match_element>; ... }; // ancient
+        transfer-format ( many-answers | one-answer );
+        transfer-message-size <integer>;
+        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        transfers-in <integer>;
+        transfers-out <integer>;
+        transfers-per-ns <integer>;
+        treat-cr-as-space <boolean>; // ancient
+        trust-anchor-telemetry <boolean>; // experimental
+        try-tcp-refresh <boolean>;
+        update-check-ksk <boolean>;
+        update-quota <integer>;
+        use-alt-transfer-source <boolean>;
+        use-id-pool <boolean>; // ancient
+        use-ixfr <boolean>; // obsolete
+        use-queryport-pool <boolean>; // obsolete
+        use-v4-udp-ports { <portrange>; ... };
+        use-v6-udp-ports { <portrange>; ... };
+        v6-bias <integer>;
+        validate-except { <string>; ... };
+        version ( <quoted_string> | none );
+        zero-no-soa-ttl <boolean>;
+        zero-no-soa-ttl-cache <boolean>;
+        zone-statistics ( full | terse | none | <boolean> );
+};
+
+parental-agents <string> [ port <integer> ] [
+    dscp <integer> ] { ( <remote-servers> |
+    <ipv4_address> [ port <integer> ] |
+    <ipv6_address> [ port <integer> ] ) [ key
+    <string> ]; ... }; // may occur multiple times
+
+plugin ( query ) <string> [ { <unspecified-text>
+    } ]; // may occur multiple times
+
+primaries <string> [ port <integer> ] [ dscp
+    <integer> ] { ( <remote-servers> |
+    <ipv4_address> [ port <integer> ] |
+    <ipv6_address> [ port <integer> ] ) [ key
+    <string> ]; ... }; // may occur multiple times
+
+server <netprefix> {
+        bogus <boolean>;
+        edns <boolean>;
+        edns-udp-size <integer>;
+        edns-version <integer>;
+        keys <server_key>;
+        max-udp-size <integer>;
+        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ]
+            [ dscp <integer> ];
+        padding <integer>;
+        provide-ixfr <boolean>;
+        query-source ( ( [ address ] ( <ipv4_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv4_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        query-source-v6 ( ( [ address ] ( <ipv6_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv6_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        request-expire <boolean>;
+        request-ixfr <boolean>;
+        request-nsid <boolean>;
+        request-sit <boolean>; // obsolete
+        send-cookie <boolean>;
+        support-ixfr <boolean>; // obsolete
+        tcp-keepalive <boolean>;
+        tcp-only <boolean>;
+        transfer-format ( many-answers | one-answer );
+        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        transfers <integer>;
+}; // may occur multiple times
+
+statistics-channels {
+        inet ( <ipv4_address> | <ipv6_address> |
+            * ) [ port ( <integer> | * ) ] [
+            allow { <address_match_element>; ...
+            } ]; // may occur multiple times
+}; // may occur multiple times
+
+trust-anchors { <string> ( static-key |
+    initial-key | static-ds | initial-ds )
+    <integer> <integer> <integer>
+    <quoted_string>; ... }; // may occur multiple times
+
+trusted-keys { <string> <integer>
+    <integer> <integer>
+    <quoted_string>; ... }; // may occur multiple times, deprecated
+
+view <string> [ <class> ] {
+        acache-cleaning-interval <integer>; // obsolete
+        acache-enable <boolean>; // obsolete
+        additional-from-auth <boolean>; // obsolete
+        additional-from-cache <boolean>; // obsolete
+        allow-new-zones <boolean>;
+        allow-notify { <address_match_element>; ... };
+        allow-query { <address_match_element>; ... };
+        allow-query-cache { <address_match_element>; ... };
+        allow-query-cache-on { <address_match_element>; ... };
+        allow-query-on { <address_match_element>; ... };
+        allow-recursion { <address_match_element>; ... };
+        allow-recursion-on { <address_match_element>; ... };
+        allow-transfer { <address_match_element>; ... };
+        allow-update { <address_match_element>; ... };
+        allow-update-forwarding { <address_match_element>; ... };
+        allow-v6-synthesis { <address_match_element>; ... }; // obsolete
+        also-notify [ port <integer> ] [ dscp <integer> ] { (
+            <remote-servers> | <ipv4_address> [ port <integer> ] |
+            <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+        alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
+            * ) ] [ dscp <integer> ];
+        attach-cache <string>;
+        auth-nxdomain <boolean>; // default changed
+        auto-dnssec ( allow | maintain | off ); // deprecated
+        cache-file <quoted_string>; // deprecated
+        catalog-zones { zone <string> [ default-masters [ port <integer> ]
+            [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port
+            <integer> ] | <ipv6_address> [ port <integer> ] ) [ key
+            <string> ]; ... } ] [ zone-directory <quoted_string> ] [
+            in-memory <boolean> ] [ min-update-interval <duration> ]; ... };
+        check-dup-records ( fail | warn | ignore );
+        check-integrity <boolean>;
+        check-mx ( fail | warn | ignore );
+        check-mx-cname ( fail | warn | ignore );
+        check-names ( primary | master |
+            secondary | slave | response ) (
+            fail | warn | ignore ); // may occur multiple times
+        check-sibling <boolean>;
+        check-spf ( warn | ignore );
+        check-srv-cname ( fail | warn | ignore );
+        check-wildcard <boolean>;
+        cleaning-interval <integer>; // obsolete
+        clients-per-query <integer>;
+        deny-answer-addresses { <address_match_element>; ... } [
+            except-from { <string>; ... } ];
+        deny-answer-aliases { <string>; ... } [ except-from { <string>; ...
+            } ];
+        dialup ( notify | notify-passive | passive | refresh | <boolean> );
+        disable-algorithms <string> { <string>;
+            ... }; // may occur multiple times
+        disable-ds-digests <string> { <string>;
+            ... }; // may occur multiple times
+        disable-empty-zone <string>; // may occur multiple times
+        dlz <string> {
+                database <string>;
+                search <boolean>;
+        }; // may occur multiple times
+        dns64 <netprefix> {
+                break-dnssec <boolean>;
+                clients { <address_match_element>; ... };
+                exclude { <address_match_element>; ... };
+                mapped { <address_match_element>; ... };
+                recursive-only <boolean>;
+                suffix <ipv6_address>;
+        }; // may occur multiple times
+        dns64-contact <string>;
+        dns64-server <string>;
+        dnskey-sig-validity <integer>;
+        dnsrps-enable <boolean>; // not configured
+        dnsrps-options { <unspecified-text> }; // not configured
+        dnssec-accept-expired <boolean>;
+        dnssec-dnskey-kskonly <boolean>;
+        dnssec-enable <boolean>; // obsolete
+        dnssec-loadkeys-interval <integer>;
+        dnssec-lookaside ( <string>
+            trust-anchor <string> |
+            auto | no ); // obsolete, may occur multiple times
+        dnssec-must-be-secure <string> <boolean>; // may occur multiple times
+        dnssec-policy <string>;
+        dnssec-secure-to-insecure <boolean>;
+        dnssec-update-mode ( maintain | no-resign );
+        dnssec-validation ( yes | no | auto );
+        dnstap { ( all | auth | client | forwarder | resolver | update ) [
+            ( query | response ) ]; ... };
+        dual-stack-servers [ port <integer> ] { ( <quoted_string> [ port
+            <integer> ] [ dscp <integer> ] | <ipv4_address> [ port
+            <integer> ] [ dscp <integer> ] | <ipv6_address> [ port
+            <integer> ] [ dscp <integer> ] ); ... };
+        dyndb <string> <quoted_string> {
+            <unspecified-text> }; // may occur multiple times
+        edns-udp-size <integer>;
+        empty-contact <string>;
+        empty-server <string>;
+        empty-zones-enable <boolean>;
+        fetch-glue <boolean>; // ancient
+        fetch-quota-params <integer> <fixedpoint> <fixedpoint> <fixedpoint>;
+        fetches-per-server <integer> [ ( drop | fail ) ];
+        fetches-per-zone <integer> [ ( drop | fail ) ];
+        filter-aaaa { <address_match_element>; ... }; // obsolete
+        filter-aaaa-on-v4 <boolean>; // obsolete
+        filter-aaaa-on-v6 <boolean>; // obsolete
+        forward ( first | only );
+        forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address>
+            | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+        glue-cache <boolean>;
+        ixfr-from-differences ( primary | master | secondary | slave |
+            <boolean> );
+        key <string> {
+                algorithm <string>;
+                secret <string>;
+        }; // may occur multiple times
+        key-directory <quoted_string>;
+        lame-ttl <duration>;
+        lmdb-mapsize <sizeval>;
+        maintain-ixfr-base <boolean>; // ancient
+        managed-keys { <string> (
+            static-key | initial-key
+            | static-ds | initial-ds
+            ) <integer> <integer>
+            <integer>
+            <quoted_string>; ... }; // may occur multiple times, deprecated
+        masterfile-format ( map | raw | text );
+        masterfile-style ( full | relative );
+        match-clients { <address_match_element>; ... };
+        match-destinations { <address_match_element>; ... };
+        match-recursive-only <boolean>;
+        max-acache-size ( unlimited | <sizeval> ); // obsolete
+        max-cache-size ( default | unlimited | <sizeval> | <percentage> );
+        max-cache-ttl <duration>;
+        max-clients-per-query <integer>;
+        max-ixfr-log-size ( default | unlimited | <sizeval> ); // ancient
+        max-ixfr-ratio ( unlimited | <percentage> );
+        max-journal-size ( default | unlimited | <sizeval> );
+        max-ncache-ttl <duration>;
+        max-records <integer>;
+        max-recursion-depth <integer>;
+        max-recursion-queries <integer>;
+        max-refresh-time <integer>;
+        max-retry-time <integer>;
+        max-stale-ttl <duration>;
+        max-transfer-idle-in <integer>;
+        max-transfer-idle-out <integer>;
+        max-transfer-time-in <integer>;
+        max-transfer-time-out <integer>;
+        max-udp-size <integer>;
+        max-zone-ttl ( unlimited | <duration> );
+        message-compression <boolean>;
+        min-cache-ttl <duration>;
+        min-ncache-ttl <duration>;
+        min-refresh-time <integer>;
+        min-retry-time <integer>;
+        min-roots <integer>; // ancient
+        minimal-any <boolean>;
+        minimal-responses ( no-auth | no-auth-recursive | <boolean> );
+        multi-master <boolean>;
+        new-zones-directory <quoted_string>;
+        no-case-compress { <address_match_element>; ... };
+        nocookie-udp-size <integer>;
+        nosit-udp-size <integer>; // obsolete
+        notify ( explicit | master-only | primary-only | <boolean> );
+        notify-delay <integer>;
+        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ]
+            [ dscp <integer> ];
+        notify-to-soa <boolean>;
+        nsec3-test-zone <boolean>; // test only
+        nta-lifetime <duration>;
+        nta-recheck <duration>;
+        nxdomain-redirect <string>;
+        parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        plugin ( query ) <string> [ {
+            <unspecified-text> } ]; // may occur multiple times
+        preferred-glue <string>;
+        prefetch <integer> [ <integer> ];
+        provide-ixfr <boolean>;
+        qname-minimization ( strict | relaxed | disabled | off );
+        query-source ( ( [ address ] ( <ipv4_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv4_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        query-source-v6 ( ( [ address ] ( <ipv6_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv6_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        queryport-pool-ports <integer>; // obsolete
+        queryport-pool-updateinterval <integer>; // obsolete
+        rate-limit {
+                all-per-second <integer>;
+                errors-per-second <integer>;
+                exempt-clients { <address_match_element>; ... };
+                ipv4-prefix-length <integer>;
+                ipv6-prefix-length <integer>;
+                log-only <boolean>;
+                max-table-size <integer>;
+                min-table-size <integer>;
+                nodata-per-second <integer>;
+                nxdomains-per-second <integer>;
+                qps-scale <integer>;
+                referrals-per-second <integer>;
+                responses-per-second <integer>;
+                slip <integer>;
+                window <integer>;
+        };
+        recursion <boolean>;
+        request-expire <boolean>;
+        request-ixfr <boolean>;
+        request-nsid <boolean>;
+        request-sit <boolean>; // obsolete
+        require-server-cookie <boolean>;
+        resolver-nonbackoff-tries <integer>;
+        resolver-query-timeout <integer>;
+        resolver-retry-interval <integer>;
+        response-padding { <address_match_element>; ... } block-size
+            <integer>;
+        response-policy { zone <string> [ add-soa <boolean> ] [ log
+            <boolean> ] [ max-policy-ttl <duration> ] [ min-update-interval
+            <duration> ] [ policy ( cname | disabled | drop | given | no-op
+            | nodata | nxdomain | passthru | tcp-only <quoted_string> ) ] [
+            recursive-only <boolean> ] [ nsip-enable <boolean> ] [
+            nsdname-enable <boolean> ]; ... } [ add-soa <boolean> ] [
+            break-dnssec <boolean> ] [ max-policy-ttl <duration> ] [
+            min-update-interval <duration> ] [ min-ns-dots <integer> ] [
+            nsip-wait-recurse <boolean> ] [ qname-wait-recurse <boolean> ]
+            [ recursive-only <boolean> ] [ nsip-enable <boolean> ] [
+            nsdname-enable <boolean> ] [ dnsrps-enable <boolean> ] [
+            dnsrps-options { <unspecified-text> } ];
+        rfc2308-type1 <boolean>; // ancient
+        root-delegation-only [ exclude { <string>; ... } ];
+        root-key-sentinel <boolean>;
+        rrset-order { [ class <string> ] [ type <string> ] [ name
+            <quoted_string> ] <string> <string>; ... };
+        send-cookie <boolean>;
+        serial-update-method ( date | increment | unixtime );
+        server <netprefix> {
+                bogus <boolean>;
+                edns <boolean>;
+                edns-udp-size <integer>;
+                edns-version <integer>;
+                keys <server_key>;
+                max-udp-size <integer>;
+                notify-source ( <ipv4_address> | * ) [ port ( <integer> | *
+                    ) ] [ dscp <integer> ];
+                notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer>
+                    | * ) ] [ dscp <integer> ];
+                padding <integer>;
+                provide-ixfr <boolean>;
+                query-source ( ( [ address ] ( <ipv4_address> | * ) [ port
+                    ( <integer> | * ) ] ) | ( [ [ address ] (
+                    <ipv4_address> | * ) ] port ( <integer> | * ) ) ) [
+                    dscp <integer> ];
+                query-source-v6 ( ( [ address ] ( <ipv6_address> | * ) [
+                    port ( <integer> | * ) ] ) | ( [ [ address ] (
+                    <ipv6_address> | * ) ] port ( <integer> | * ) ) ) [
+                    dscp <integer> ];
+                request-expire <boolean>;
+                request-ixfr <boolean>;
+                request-nsid <boolean>;
+                request-sit <boolean>; // obsolete
+                send-cookie <boolean>;
+                support-ixfr <boolean>; // obsolete
+                tcp-keepalive <boolean>;
+                tcp-only <boolean>;
+                transfer-format ( many-answers | one-answer );
+                transfer-source ( <ipv4_address> | * ) [ port ( <integer> |
+                    * ) ] [ dscp <integer> ];
+                transfer-source-v6 ( <ipv6_address> | * ) [ port (
+                    <integer> | * ) ] [ dscp <integer> ];
+                transfers <integer>;
+        }; // may occur multiple times
+        servfail-ttl <duration>;
+        sig-signing-nodes <integer>;
+        sig-signing-signatures <integer>;
+        sig-signing-type <integer>;
+        sig-validity-interval <integer> [ <integer> ];
+        sortlist { <address_match_element>; ... };
+        stale-answer-client-timeout ( disabled | off | <integer> );
+        stale-answer-enable <boolean>;
+        stale-answer-ttl <duration>;
+        stale-cache-enable <boolean>;
+        stale-refresh-time <duration>;
+        suppress-initial-notify <boolean>; // not yet implemented
+        synth-from-dnssec <boolean>;
+        topology { <address_match_element>; ... }; // ancient
+        transfer-format ( many-answers | one-answer );
+        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        trust-anchor-telemetry <boolean>; // experimental
+        trust-anchors { <string> ( static-key |
+            initial-key | static-ds | initial-ds
+            ) <integer> <integer> <integer>
+            <quoted_string>; ... }; // may occur multiple times
+        trusted-keys { <string>
+            <integer> <integer>
+            <integer>
+            <quoted_string>; ... }; // may occur multiple times, deprecated
+        try-tcp-refresh <boolean>;
+        update-check-ksk <boolean>;
+        use-alt-transfer-source <boolean>;
+        use-queryport-pool <boolean>; // obsolete
+        v6-bias <integer>;
+        validate-except { <string>; ... };
+        zero-no-soa-ttl <boolean>;
+        zero-no-soa-ttl-cache <boolean>;
+        zone <string> [ <class> ] {
+                allow-notify { <address_match_element>; ... };
+                allow-query { <address_match_element>; ... };
+                allow-query-on { <address_match_element>; ... };
+                allow-transfer { <address_match_element>; ... };
+                allow-update { <address_match_element>; ... };
+                allow-update-forwarding { <address_match_element>; ... };
+                also-notify [ port <integer> ] [ dscp <integer> ] { (
+                    <remote-servers> | <ipv4_address> [ port <integer> ] |
+                    <ipv6_address> [ port <integer> ] ) [ key <string> ];
+                    ... };
+                alt-transfer-source ( <ipv4_address> | * ) [ port (
+                    <integer> | * ) ] [ dscp <integer> ];
+                alt-transfer-source-v6 ( <ipv6_address> | * ) [ port (
+                    <integer> | * ) ] [ dscp <integer> ];
+                auto-dnssec ( allow | maintain | off ); // deprecated
+                check-dup-records ( fail | warn | ignore );
+                check-integrity <boolean>;
+                check-mx ( fail | warn | ignore );
+                check-mx-cname ( fail | warn | ignore );
+                check-names ( fail | warn | ignore );
+                check-sibling <boolean>;
+                check-spf ( warn | ignore );
+                check-srv-cname ( fail | warn | ignore );
+                check-wildcard <boolean>;
+                database <string>;
+                delegation-only <boolean>;
+                dialup ( notify | notify-passive | passive | refresh |
+                    <boolean> );
+                dlz <string>;
+                dnskey-sig-validity <integer>;
+                dnssec-dnskey-kskonly <boolean>;
+                dnssec-loadkeys-interval <integer>;
+                dnssec-policy <string>;
+                dnssec-secure-to-insecure <boolean>;
+                dnssec-update-mode ( maintain | no-resign );
+                file <quoted_string>;
+                forward ( first | only );
+                forwarders [ port <integer> ] [ dscp <integer> ] { (
+                    <ipv4_address> | <ipv6_address> ) [ port <integer> ] [
+                    dscp <integer> ]; ... };
+                in-view <string>;
+                inline-signing <boolean>;
+                ixfr-base <quoted_string>; // ancient
+                ixfr-from-differences <boolean>;
+                ixfr-tmp-file <quoted_string>; // ancient
+                journal <quoted_string>;
+                key-directory <quoted_string>;
+                maintain-ixfr-base <boolean>; // ancient
+                masterfile-format ( map | raw | text );
+                masterfile-style ( full | relative );
+                masters [ port <integer> ] [ dscp <integer> ] { (
+                    <remote-servers> | <ipv4_address> [ port <integer> ] |
+                    <ipv6_address> [ port <integer> ] ) [ key <string> ];
+                    ... };
+                max-ixfr-log-size ( default | unlimited |
+                    <sizeval> ); // ancient
+                max-ixfr-ratio ( unlimited | <percentage> );
+                max-journal-size ( default | unlimited | <sizeval> );
+                max-records <integer>;
+                max-refresh-time <integer>;
+                max-retry-time <integer>;
+                max-transfer-idle-in <integer>;
+                max-transfer-idle-out <integer>;
+                max-transfer-time-in <integer>;
+                max-transfer-time-out <integer>;
+                max-zone-ttl ( unlimited | <duration> );
+                min-refresh-time <integer>;
+                min-retry-time <integer>;
+                multi-master <boolean>;
+                notify ( explicit | master-only | primary-only | <boolean> );
+                notify-delay <integer>;
+                notify-source ( <ipv4_address> | * ) [ port ( <integer> | *
+                    ) ] [ dscp <integer> ];
+                notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer>
+                    | * ) ] [ dscp <integer> ];
+                notify-to-soa <boolean>;
+                nsec3-test-zone <boolean>; // test only
+                parental-agents [ port <integer> ] [ dscp <integer> ] { (
+                    <remote-servers> | <ipv4_address> [ port <integer> ] |
+                    <ipv6_address> [ port <integer> ] ) [ key <string> ];
+                    ... };
+                parental-source ( <ipv4_address> | * ) [ port ( <integer> |
+                    * ) ] [ dscp <integer> ];
+                parental-source-v6 ( <ipv6_address> | * ) [ port (
+                    <integer> | * ) ] [ dscp <integer> ];
+                primaries [ port <integer> ] [ dscp <integer> ] { (
+                    <remote-servers> | <ipv4_address> [ port <integer> ] |
+                    <ipv6_address> [ port <integer> ] ) [ key <string> ];
+                    ... };
+                pubkey <integer> <integer> <integer>
+                    <quoted_string>; // ancient
+                request-expire <boolean>;
+                request-ixfr <boolean>;
+                serial-update-method ( date | increment | unixtime );
+                server-addresses { ( <ipv4_address> | <ipv6_address> ); ... };
+                server-names { <string>; ... };
+                sig-signing-nodes <integer>;
+                sig-signing-signatures <integer>;
+                sig-signing-type <integer>;
+                sig-validity-interval <integer> [ <integer> ];
+                transfer-source ( <ipv4_address> | * ) [ port ( <integer> |
+                    * ) ] [ dscp <integer> ];
+                transfer-source-v6 ( <ipv6_address> | * ) [ port (
+                    <integer> | * ) ] [ dscp <integer> ];
+                try-tcp-refresh <boolean>;
+                type ( primary | master | secondary | slave | mirror |
+                    delegation-only | forward | hint | redirect |
+                    static-stub | stub );
+                update-check-ksk <boolean>;
+                update-policy ( local | { ( deny | grant ) <string> (
+                    6to4-self | external | krb5-self | krb5-selfsub |
+                    krb5-subdomain | ms-self | ms-selfsub | ms-subdomain |
+                    name | self | selfsub | selfwild | subdomain | tcp-self
+                    | wildcard | zonesub ) [ <string> ] <rrtypelist>; ... } );
+                use-alt-transfer-source <boolean>;
+                zero-no-soa-ttl <boolean>;
+                zone-statistics ( full | terse | none | <boolean> );
+        }; // may occur multiple times
+        zone-statistics ( full | terse | none | <boolean> );
+}; // may occur multiple times
+
+zone <string> [ <class> ] {
+        allow-notify { <address_match_element>; ... };
+        allow-query { <address_match_element>; ... };
+        allow-query-on { <address_match_element>; ... };
+        allow-transfer { <address_match_element>; ... };
+        allow-update { <address_match_element>; ... };
+        allow-update-forwarding { <address_match_element>; ... };
+        also-notify [ port <integer> ] [ dscp <integer> ] { (
+            <remote-servers> | <ipv4_address> [ port <integer> ] |
+            <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+        alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
+            * ) ] [ dscp <integer> ];
+        auto-dnssec ( allow | maintain | off ); // deprecated
+        check-dup-records ( fail | warn | ignore );
+        check-integrity <boolean>;
+        check-mx ( fail | warn | ignore );
+        check-mx-cname ( fail | warn | ignore );
+        check-names ( fail | warn | ignore );
+        check-sibling <boolean>;
+        check-spf ( warn | ignore );
+        check-srv-cname ( fail | warn | ignore );
+        check-wildcard <boolean>;
+        database <string>;
+        delegation-only <boolean>;
+        dialup ( notify | notify-passive | passive | refresh | <boolean> );
+        dlz <string>;
+        dnskey-sig-validity <integer>;
+        dnssec-dnskey-kskonly <boolean>;
+        dnssec-loadkeys-interval <integer>;
+        dnssec-policy <string>;
+        dnssec-secure-to-insecure <boolean>;
+        dnssec-update-mode ( maintain | no-resign );
+        file <quoted_string>;
+        forward ( first | only );
+        forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address>
+            | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+        in-view <string>;
+        inline-signing <boolean>;
+        ixfr-base <quoted_string>; // ancient
+        ixfr-from-differences <boolean>;
+        ixfr-tmp-file <quoted_string>; // ancient
+        journal <quoted_string>;
+        key-directory <quoted_string>;
+        maintain-ixfr-base <boolean>; // ancient
+        masterfile-format ( map | raw | text );
+        masterfile-style ( full | relative );
+        masters [ port <integer> ] [ dscp <integer> ] { ( <remote-servers>
+            | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port
+            <integer> ] ) [ key <string> ]; ... };
+        max-ixfr-log-size ( default | unlimited | <sizeval> ); // ancient
+        max-ixfr-ratio ( unlimited | <percentage> );
+        max-journal-size ( default | unlimited | <sizeval> );
+        max-records <integer>;
+        max-refresh-time <integer>;
+        max-retry-time <integer>;
+        max-transfer-idle-in <integer>;
+        max-transfer-idle-out <integer>;
+        max-transfer-time-in <integer>;
+        max-transfer-time-out <integer>;
+        max-zone-ttl ( unlimited | <duration> );
+        min-refresh-time <integer>;
+        min-retry-time <integer>;
+        multi-master <boolean>;
+        notify ( explicit | master-only | primary-only | <boolean> );
+        notify-delay <integer>;
+        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ]
+            [ dscp <integer> ];
+        notify-to-soa <boolean>;
+        nsec3-test-zone <boolean>; // test only
+        parental-agents [ port <integer> ] [ dscp <integer> ] { (
+            <remote-servers> | <ipv4_address> [ port <integer> ] |
+            <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+        parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        primaries [ port <integer> ] [ dscp <integer> ] { (
+            <remote-servers> | <ipv4_address> [ port <integer> ] |
+            <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+        pubkey <integer> <integer> <integer> <quoted_string>; // ancient
+        request-expire <boolean>;
+        request-ixfr <boolean>;
+        serial-update-method ( date | increment | unixtime );
+        server-addresses { ( <ipv4_address> | <ipv6_address> ); ... };
+        server-names { <string>; ... };
+        sig-signing-nodes <integer>;
+        sig-signing-signatures <integer>;
+        sig-signing-type <integer>;
+        sig-validity-interval <integer> [ <integer> ];
+        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        try-tcp-refresh <boolean>;
+        type ( primary | master | secondary | slave | mirror |
+            delegation-only | forward | hint | redirect | static-stub |
+            stub );
+        update-check-ksk <boolean>;
+        update-policy ( local | { ( deny | grant ) <string> ( 6to4-self |
+            external | krb5-self | krb5-selfsub | krb5-subdomain | ms-self
+            | ms-selfsub | ms-subdomain | name | self | selfsub | selfwild
+            | subdomain | tcp-self | wildcard | zonesub ) [ <string> ]
+            <rrtypelist>; ... } );
+        use-alt-transfer-source <boolean>;
+        zero-no-soa-ttl <boolean>;
+        zone-statistics ( full | terse | none | <boolean> );
+}; // may occur multiple times
+
diff --git a/doc/misc/options.active b/doc/misc/options.active
new file mode 100644
index 0000000..eb75a86
--- /dev/null
+++ b/doc/misc/options.active
@@ -0,0 +1,942 @@
+
+This is a summary of the named.conf options supported by
+this version of BIND 9.
+
+acl <string> { <address_match_element>; ... }; // may occur multiple times
+
+controls {
+        inet ( <ipv4_address> | <ipv6_address> |
+            * ) [ port ( <integer> | * ) ] allow
+            { <address_match_element>; ... } [
+            keys { <string>; ... } ] [ read-only
+            <boolean> ]; // may occur multiple times
+        unix <quoted_string> perm <integer>
+            owner <integer> group <integer> [
+            keys { <string>; ... } ] [ read-only
+            <boolean> ]; // may occur multiple times
+}; // may occur multiple times
+
+dlz <string> {
+        database <string>;
+        search <boolean>;
+}; // may occur multiple times
+
+dnssec-policy <string> {
+        dnskey-ttl <duration>;
+        keys { ( csk | ksk | zsk ) [ ( key-directory ) ] lifetime
+            <duration_or_unlimited> algorithm <string> [ <integer> ]; ... };
+        max-zone-ttl <duration>;
+        nsec3param [ iterations <integer> ] [ optout <boolean> ] [
+            salt-length <integer> ];
+        parent-ds-ttl <duration>;
+        parent-propagation-delay <duration>;
+        publish-safety <duration>;
+        purge-keys <duration>;
+        retire-safety <duration>;
+        signatures-refresh <duration>;
+        signatures-validity <duration>;
+        signatures-validity-dnskey <duration>;
+        zone-propagation-delay <duration>;
+}; // may occur multiple times
+
+dyndb <string> <quoted_string> {
+    <unspecified-text> }; // may occur multiple times
+
+key <string> {
+        algorithm <string>;
+        secret <string>;
+}; // may occur multiple times
+
+logging {
+        category <string> { <string>; ... }; // may occur multiple times
+        channel <string> {
+                buffered <boolean>;
+                file <quoted_string> [ versions ( unlimited | <integer> ) ]
+                    [ size <size> ] [ suffix ( increment | timestamp ) ];
+                null;
+                print-category <boolean>;
+                print-severity <boolean>;
+                print-time ( iso8601 | iso8601-utc | local | <boolean> );
+                severity <log_severity>;
+                stderr;
+                syslog [ <syslog_facility> ];
+        }; // may occur multiple times
+};
+
+managed-keys { <string> ( static-key
+    | initial-key | static-ds |
+    initial-ds ) <integer> <integer>
+    <integer> <quoted_string>; ... }; // may occur multiple times, deprecated
+
+masters <string> [ port <integer> ] [ dscp
+    <integer> ] { ( <remote-servers> |
+    <ipv4_address> [ port <integer> ] |
+    <ipv6_address> [ port <integer> ] ) [ key
+    <string> ]; ... }; // may occur multiple times
+
+options {
+        allow-new-zones <boolean>;
+        allow-notify { <address_match_element>; ... };
+        allow-query { <address_match_element>; ... };
+        allow-query-cache { <address_match_element>; ... };
+        allow-query-cache-on { <address_match_element>; ... };
+        allow-query-on { <address_match_element>; ... };
+        allow-recursion { <address_match_element>; ... };
+        allow-recursion-on { <address_match_element>; ... };
+        allow-transfer { <address_match_element>; ... };
+        allow-update { <address_match_element>; ... };
+        allow-update-forwarding { <address_match_element>; ... };
+        also-notify [ port <integer> ] [ dscp <integer> ] { (
+            <remote-servers> | <ipv4_address> [ port <integer> ] |
+            <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+        alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
+            * ) ] [ dscp <integer> ];
+        answer-cookie <boolean>;
+        attach-cache <string>;
+        auth-nxdomain <boolean>; // default changed
+        auto-dnssec ( allow | maintain | off ); // deprecated
+        automatic-interface-scan <boolean>;
+        avoid-v4-udp-ports { <portrange>; ... };
+        avoid-v6-udp-ports { <portrange>; ... };
+        bindkeys-file <quoted_string>;
+        blackhole { <address_match_element>; ... };
+        cache-file <quoted_string>; // deprecated
+        catalog-zones { zone <string> [ default-masters [ port <integer> ]
+            [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port
+            <integer> ] | <ipv6_address> [ port <integer> ] ) [ key
+            <string> ]; ... } ] [ zone-directory <quoted_string> ] [
+            in-memory <boolean> ] [ min-update-interval <duration> ]; ... };
+        check-dup-records ( fail | warn | ignore );
+        check-integrity <boolean>;
+        check-mx ( fail | warn | ignore );
+        check-mx-cname ( fail | warn | ignore );
+        check-names ( primary | master |
+            secondary | slave | response ) (
+            fail | warn | ignore ); // may occur multiple times
+        check-sibling <boolean>;
+        check-spf ( warn | ignore );
+        check-srv-cname ( fail | warn | ignore );
+        check-wildcard <boolean>;
+        clients-per-query <integer>;
+        cookie-algorithm ( aes | siphash24 );
+        cookie-secret <string>; // may occur multiple times
+        coresize ( default | unlimited | <sizeval> );
+        datasize ( default | unlimited | <sizeval> );
+        deny-answer-addresses { <address_match_element>; ... } [
+            except-from { <string>; ... } ];
+        deny-answer-aliases { <string>; ... } [ except-from { <string>; ...
+            } ];
+        dialup ( notify | notify-passive | passive | refresh | <boolean> );
+        directory <quoted_string>;
+        disable-algorithms <string> { <string>;
+            ... }; // may occur multiple times
+        disable-ds-digests <string> { <string>;
+            ... }; // may occur multiple times
+        disable-empty-zone <string>; // may occur multiple times
+        dns64 <netprefix> {
+                break-dnssec <boolean>;
+                clients { <address_match_element>; ... };
+                exclude { <address_match_element>; ... };
+                mapped { <address_match_element>; ... };
+                recursive-only <boolean>;
+                suffix <ipv6_address>;
+        }; // may occur multiple times
+        dns64-contact <string>;
+        dns64-server <string>;
+        dnskey-sig-validity <integer>;
+        dnsrps-enable <boolean>; // not configured
+        dnsrps-options { <unspecified-text> }; // not configured
+        dnssec-accept-expired <boolean>;
+        dnssec-dnskey-kskonly <boolean>;
+        dnssec-loadkeys-interval <integer>;
+        dnssec-must-be-secure <string> <boolean>; // may occur multiple times
+        dnssec-policy <string>;
+        dnssec-secure-to-insecure <boolean>;
+        dnssec-update-mode ( maintain | no-resign );
+        dnssec-validation ( yes | no | auto );
+        dnstap { ( all | auth | client | forwarder | resolver | update ) [
+            ( query | response ) ]; ... };
+        dnstap-identity ( <quoted_string> | none | hostname );
+        dnstap-output ( file | unix ) <quoted_string> [ size ( unlimited |
+            <size> ) ] [ versions ( unlimited | <integer> ) ] [ suffix (
+            increment | timestamp ) ];
+        dnstap-version ( <quoted_string> | none );
+        dscp <integer>; // deprecated
+        dual-stack-servers [ port <integer> ] { ( <quoted_string> [ port
+            <integer> ] [ dscp <integer> ] | <ipv4_address> [ port
+            <integer> ] [ dscp <integer> ] | <ipv6_address> [ port
+            <integer> ] [ dscp <integer> ] ); ... };
+        dump-file <quoted_string>;
+        edns-udp-size <integer>;
+        empty-contact <string>;
+        empty-server <string>;
+        empty-zones-enable <boolean>;
+        fetch-quota-params <integer> <fixedpoint> <fixedpoint> <fixedpoint>;
+        fetches-per-server <integer> [ ( drop | fail ) ];
+        fetches-per-zone <integer> [ ( drop | fail ) ];
+        files ( default | unlimited | <sizeval> );
+        flush-zones-on-shutdown <boolean>;
+        forward ( first | only );
+        forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address>
+            | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+        fstrm-set-buffer-hint <integer>;
+        fstrm-set-flush-timeout <integer>;
+        fstrm-set-input-queue-size <integer>;
+        fstrm-set-output-notify-threshold <integer>;
+        fstrm-set-output-queue-model ( mpsc | spsc );
+        fstrm-set-output-queue-size <integer>;
+        fstrm-set-reopen-interval <duration>;
+        geoip-directory ( <quoted_string> | none );
+        glue-cache <boolean>;
+        heartbeat-interval <integer>;
+        hostname ( <quoted_string> | none );
+        interface-interval <duration>;
+        ixfr-from-differences ( primary | master | secondary | slave |
+            <boolean> );
+        keep-response-order { <address_match_element>; ... };
+        key-directory <quoted_string>;
+        lame-ttl <duration>;
+        listen-on [ port <integer> ] [ dscp
+            <integer> ] {
+            <address_match_element>; ... }; // may occur multiple times
+        listen-on-v6 [ port <integer> ] [ dscp
+            <integer> ] {
+            <address_match_element>; ... }; // may occur multiple times
+        lmdb-mapsize <sizeval>;
+        lock-file ( <quoted_string> | none );
+        managed-keys-directory <quoted_string>;
+        masterfile-format ( map | raw | text );
+        masterfile-style ( full | relative );
+        match-mapped-addresses <boolean>;
+        max-cache-size ( default | unlimited | <sizeval> | <percentage> );
+        max-cache-ttl <duration>;
+        max-clients-per-query <integer>;
+        max-ixfr-ratio ( unlimited | <percentage> );
+        max-journal-size ( default | unlimited | <sizeval> );
+        max-ncache-ttl <duration>;
+        max-records <integer>;
+        max-recursion-depth <integer>;
+        max-recursion-queries <integer>;
+        max-refresh-time <integer>;
+        max-retry-time <integer>;
+        max-rsa-exponent-size <integer>;
+        max-stale-ttl <duration>;
+        max-transfer-idle-in <integer>;
+        max-transfer-idle-out <integer>;
+        max-transfer-time-in <integer>;
+        max-transfer-time-out <integer>;
+        max-udp-size <integer>;
+        max-zone-ttl ( unlimited | <duration> );
+        memstatistics <boolean>;
+        memstatistics-file <quoted_string>;
+        message-compression <boolean>;
+        min-cache-ttl <duration>;
+        min-ncache-ttl <duration>;
+        min-refresh-time <integer>;
+        min-retry-time <integer>;
+        minimal-any <boolean>;
+        minimal-responses ( no-auth | no-auth-recursive | <boolean> );
+        multi-master <boolean>;
+        new-zones-directory <quoted_string>;
+        no-case-compress { <address_match_element>; ... };
+        nocookie-udp-size <integer>;
+        notify ( explicit | master-only | primary-only | <boolean> );
+        notify-delay <integer>;
+        notify-rate <integer>;
+        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ]
+            [ dscp <integer> ];
+        notify-to-soa <boolean>;
+        nta-lifetime <duration>;
+        nta-recheck <duration>;
+        nxdomain-redirect <string>;
+        parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        pid-file ( <quoted_string> | none );
+        port <integer>;
+        preferred-glue <string>;
+        prefetch <integer> [ <integer> ];
+        provide-ixfr <boolean>;
+        qname-minimization ( strict | relaxed | disabled | off );
+        query-source ( ( [ address ] ( <ipv4_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv4_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        query-source-v6 ( ( [ address ] ( <ipv6_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv6_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        querylog <boolean>;
+        random-device ( <quoted_string> | none );
+        rate-limit {
+                all-per-second <integer>;
+                errors-per-second <integer>;
+                exempt-clients { <address_match_element>; ... };
+                ipv4-prefix-length <integer>;
+                ipv6-prefix-length <integer>;
+                log-only <boolean>;
+                max-table-size <integer>;
+                min-table-size <integer>;
+                nodata-per-second <integer>;
+                nxdomains-per-second <integer>;
+                qps-scale <integer>;
+                referrals-per-second <integer>;
+                responses-per-second <integer>;
+                slip <integer>;
+                window <integer>;
+        };
+        recursing-file <quoted_string>;
+        recursion <boolean>;
+        recursive-clients <integer>;
+        request-expire <boolean>;
+        request-ixfr <boolean>;
+        request-nsid <boolean>;
+        require-server-cookie <boolean>;
+        reserved-sockets <integer>;
+        resolver-nonbackoff-tries <integer>;
+        resolver-query-timeout <integer>;
+        resolver-retry-interval <integer>;
+        response-padding { <address_match_element>; ... } block-size
+            <integer>;
+        response-policy { zone <string> [ add-soa <boolean> ] [ log
+            <boolean> ] [ max-policy-ttl <duration> ] [ min-update-interval
+            <duration> ] [ policy ( cname | disabled | drop | given | no-op
+            | nodata | nxdomain | passthru | tcp-only <quoted_string> ) ] [
+            recursive-only <boolean> ] [ nsip-enable <boolean> ] [
+            nsdname-enable <boolean> ]; ... } [ add-soa <boolean> ] [
+            break-dnssec <boolean> ] [ max-policy-ttl <duration> ] [
+            min-update-interval <duration> ] [ min-ns-dots <integer> ] [
+            nsip-wait-recurse <boolean> ] [ qname-wait-recurse <boolean> ]
+            [ recursive-only <boolean> ] [ nsip-enable <boolean> ] [
+            nsdname-enable <boolean> ] [ dnsrps-enable <boolean> ] [
+            dnsrps-options { <unspecified-text> } ];
+        reuseport <boolean>;
+        root-delegation-only [ exclude { <string>; ... } ];
+        root-key-sentinel <boolean>;
+        rrset-order { [ class <string> ] [ type <string> ] [ name
+            <quoted_string> ] <string> <string>; ... };
+        secroots-file <quoted_string>;
+        send-cookie <boolean>;
+        serial-query-rate <integer>;
+        serial-update-method ( date | increment | unixtime );
+        server-id ( <quoted_string> | none | hostname );
+        servfail-ttl <duration>;
+        session-keyalg <string>;
+        session-keyfile ( <quoted_string> | none );
+        session-keyname <string>;
+        sig-signing-nodes <integer>;
+        sig-signing-signatures <integer>;
+        sig-signing-type <integer>;
+        sig-validity-interval <integer> [ <integer> ];
+        sortlist { <address_match_element>; ... };
+        stacksize ( default | unlimited | <sizeval> );
+        stale-answer-client-timeout ( disabled | off | <integer> );
+        stale-answer-enable <boolean>;
+        stale-answer-ttl <duration>;
+        stale-cache-enable <boolean>;
+        stale-refresh-time <duration>;
+        startup-notify-rate <integer>;
+        statistics-file <quoted_string>;
+        synth-from-dnssec <boolean>;
+        tcp-advertised-timeout <integer>;
+        tcp-clients <integer>;
+        tcp-idle-timeout <integer>;
+        tcp-initial-timeout <integer>;
+        tcp-keepalive-timeout <integer>;
+        tcp-listen-queue <integer>;
+        tkey-dhkey <quoted_string> <integer>;
+        tkey-domain <quoted_string>;
+        tkey-gssapi-credential <quoted_string>;
+        tkey-gssapi-keytab <quoted_string>;
+        transfer-format ( many-answers | one-answer );
+        transfer-message-size <integer>;
+        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        transfers-in <integer>;
+        transfers-out <integer>;
+        transfers-per-ns <integer>;
+        trust-anchor-telemetry <boolean>; // experimental
+        try-tcp-refresh <boolean>;
+        update-check-ksk <boolean>;
+        update-quota <integer>;
+        use-alt-transfer-source <boolean>;
+        use-v4-udp-ports { <portrange>; ... };
+        use-v6-udp-ports { <portrange>; ... };
+        v6-bias <integer>;
+        validate-except { <string>; ... };
+        version ( <quoted_string> | none );
+        zero-no-soa-ttl <boolean>;
+        zero-no-soa-ttl-cache <boolean>;
+        zone-statistics ( full | terse | none | <boolean> );
+};
+
+parental-agents <string> [ port <integer> ] [
+    dscp <integer> ] { ( <remote-servers> |
+    <ipv4_address> [ port <integer> ] |
+    <ipv6_address> [ port <integer> ] ) [ key
+    <string> ]; ... }; // may occur multiple times
+
+plugin ( query ) <string> [ { <unspecified-text>
+    } ]; // may occur multiple times
+
+primaries <string> [ port <integer> ] [ dscp
+    <integer> ] { ( <remote-servers> |
+    <ipv4_address> [ port <integer> ] |
+    <ipv6_address> [ port <integer> ] ) [ key
+    <string> ]; ... }; // may occur multiple times
+
+server <netprefix> {
+        bogus <boolean>;
+        edns <boolean>;
+        edns-udp-size <integer>;
+        edns-version <integer>;
+        keys <server_key>;
+        max-udp-size <integer>;
+        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ]
+            [ dscp <integer> ];
+        padding <integer>;
+        provide-ixfr <boolean>;
+        query-source ( ( [ address ] ( <ipv4_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv4_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        query-source-v6 ( ( [ address ] ( <ipv6_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv6_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        request-expire <boolean>;
+        request-ixfr <boolean>;
+        request-nsid <boolean>;
+        send-cookie <boolean>;
+        tcp-keepalive <boolean>;
+        tcp-only <boolean>;
+        transfer-format ( many-answers | one-answer );
+        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        transfers <integer>;
+}; // may occur multiple times
+
+statistics-channels {
+        inet ( <ipv4_address> | <ipv6_address> |
+            * ) [ port ( <integer> | * ) ] [
+            allow { <address_match_element>; ...
+            } ]; // may occur multiple times
+}; // may occur multiple times
+
+trust-anchors { <string> ( static-key |
+    initial-key | static-ds | initial-ds )
+    <integer> <integer> <integer>
+    <quoted_string>; ... }; // may occur multiple times
+
+trusted-keys { <string> <integer>
+    <integer> <integer>
+    <quoted_string>; ... }; // may occur multiple times, deprecated
+
+view <string> [ <class> ] {
+        allow-new-zones <boolean>;
+        allow-notify { <address_match_element>; ... };
+        allow-query { <address_match_element>; ... };
+        allow-query-cache { <address_match_element>; ... };
+        allow-query-cache-on { <address_match_element>; ... };
+        allow-query-on { <address_match_element>; ... };
+        allow-recursion { <address_match_element>; ... };
+        allow-recursion-on { <address_match_element>; ... };
+        allow-transfer { <address_match_element>; ... };
+        allow-update { <address_match_element>; ... };
+        allow-update-forwarding { <address_match_element>; ... };
+        also-notify [ port <integer> ] [ dscp <integer> ] { (
+            <remote-servers> | <ipv4_address> [ port <integer> ] |
+            <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+        alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
+            * ) ] [ dscp <integer> ];
+        attach-cache <string>;
+        auth-nxdomain <boolean>; // default changed
+        auto-dnssec ( allow | maintain | off ); // deprecated
+        cache-file <quoted_string>; // deprecated
+        catalog-zones { zone <string> [ default-masters [ port <integer> ]
+            [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port
+            <integer> ] | <ipv6_address> [ port <integer> ] ) [ key
+            <string> ]; ... } ] [ zone-directory <quoted_string> ] [
+            in-memory <boolean> ] [ min-update-interval <duration> ]; ... };
+        check-dup-records ( fail | warn | ignore );
+        check-integrity <boolean>;
+        check-mx ( fail | warn | ignore );
+        check-mx-cname ( fail | warn | ignore );
+        check-names ( primary | master |
+            secondary | slave | response ) (
+            fail | warn | ignore ); // may occur multiple times
+        check-sibling <boolean>;
+        check-spf ( warn | ignore );
+        check-srv-cname ( fail | warn | ignore );
+        check-wildcard <boolean>;
+        clients-per-query <integer>;
+        deny-answer-addresses { <address_match_element>; ... } [
+            except-from { <string>; ... } ];
+        deny-answer-aliases { <string>; ... } [ except-from { <string>; ...
+            } ];
+        dialup ( notify | notify-passive | passive | refresh | <boolean> );
+        disable-algorithms <string> { <string>;
+            ... }; // may occur multiple times
+        disable-ds-digests <string> { <string>;
+            ... }; // may occur multiple times
+        disable-empty-zone <string>; // may occur multiple times
+        dlz <string> {
+                database <string>;
+                search <boolean>;
+        }; // may occur multiple times
+        dns64 <netprefix> {
+                break-dnssec <boolean>;
+                clients { <address_match_element>; ... };
+                exclude { <address_match_element>; ... };
+                mapped { <address_match_element>; ... };
+                recursive-only <boolean>;
+                suffix <ipv6_address>;
+        }; // may occur multiple times
+        dns64-contact <string>;
+        dns64-server <string>;
+        dnskey-sig-validity <integer>;
+        dnsrps-enable <boolean>; // not configured
+        dnsrps-options { <unspecified-text> }; // not configured
+        dnssec-accept-expired <boolean>;
+        dnssec-dnskey-kskonly <boolean>;
+        dnssec-loadkeys-interval <integer>;
+        dnssec-must-be-secure <string> <boolean>; // may occur multiple times
+        dnssec-policy <string>;
+        dnssec-secure-to-insecure <boolean>;
+        dnssec-update-mode ( maintain | no-resign );
+        dnssec-validation ( yes | no | auto );
+        dnstap { ( all | auth | client | forwarder | resolver | update ) [
+            ( query | response ) ]; ... };
+        dual-stack-servers [ port <integer> ] { ( <quoted_string> [ port
+            <integer> ] [ dscp <integer> ] | <ipv4_address> [ port
+            <integer> ] [ dscp <integer> ] | <ipv6_address> [ port
+            <integer> ] [ dscp <integer> ] ); ... };
+        dyndb <string> <quoted_string> {
+            <unspecified-text> }; // may occur multiple times
+        edns-udp-size <integer>;
+        empty-contact <string>;
+        empty-server <string>;
+        empty-zones-enable <boolean>;
+        fetch-quota-params <integer> <fixedpoint> <fixedpoint> <fixedpoint>;
+        fetches-per-server <integer> [ ( drop | fail ) ];
+        fetches-per-zone <integer> [ ( drop | fail ) ];
+        forward ( first | only );
+        forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address>
+            | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+        glue-cache <boolean>;
+        ixfr-from-differences ( primary | master | secondary | slave |
+            <boolean> );
+        key <string> {
+                algorithm <string>;
+                secret <string>;
+        }; // may occur multiple times
+        key-directory <quoted_string>;
+        lame-ttl <duration>;
+        lmdb-mapsize <sizeval>;
+        managed-keys { <string> (
+            static-key | initial-key
+            | static-ds | initial-ds
+            ) <integer> <integer>
+            <integer>
+            <quoted_string>; ... }; // may occur multiple times, deprecated
+        masterfile-format ( map | raw | text );
+        masterfile-style ( full | relative );
+        match-clients { <address_match_element>; ... };
+        match-destinations { <address_match_element>; ... };
+        match-recursive-only <boolean>;
+        max-cache-size ( default | unlimited | <sizeval> | <percentage> );
+        max-cache-ttl <duration>;
+        max-clients-per-query <integer>;
+        max-ixfr-ratio ( unlimited | <percentage> );
+        max-journal-size ( default | unlimited | <sizeval> );
+        max-ncache-ttl <duration>;
+        max-records <integer>;
+        max-recursion-depth <integer>;
+        max-recursion-queries <integer>;
+        max-refresh-time <integer>;
+        max-retry-time <integer>;
+        max-stale-ttl <duration>;
+        max-transfer-idle-in <integer>;
+        max-transfer-idle-out <integer>;
+        max-transfer-time-in <integer>;
+        max-transfer-time-out <integer>;
+        max-udp-size <integer>;
+        max-zone-ttl ( unlimited | <duration> );
+        message-compression <boolean>;
+        min-cache-ttl <duration>;
+        min-ncache-ttl <duration>;
+        min-refresh-time <integer>;
+        min-retry-time <integer>;
+        minimal-any <boolean>;
+        minimal-responses ( no-auth | no-auth-recursive | <boolean> );
+        multi-master <boolean>;
+        new-zones-directory <quoted_string>;
+        no-case-compress { <address_match_element>; ... };
+        nocookie-udp-size <integer>;
+        notify ( explicit | master-only | primary-only | <boolean> );
+        notify-delay <integer>;
+        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ]
+            [ dscp <integer> ];
+        notify-to-soa <boolean>;
+        nta-lifetime <duration>;
+        nta-recheck <duration>;
+        nxdomain-redirect <string>;
+        parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        plugin ( query ) <string> [ {
+            <unspecified-text> } ]; // may occur multiple times
+        preferred-glue <string>;
+        prefetch <integer> [ <integer> ];
+        provide-ixfr <boolean>;
+        qname-minimization ( strict | relaxed | disabled | off );
+        query-source ( ( [ address ] ( <ipv4_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv4_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        query-source-v6 ( ( [ address ] ( <ipv6_address> | * ) [ port (
+            <integer> | * ) ] ) | ( [ [ address ] ( <ipv6_address> | * ) ]
+            port ( <integer> | * ) ) ) [ dscp <integer> ];
+        rate-limit {
+                all-per-second <integer>;
+                errors-per-second <integer>;
+                exempt-clients { <address_match_element>; ... };
+                ipv4-prefix-length <integer>;
+                ipv6-prefix-length <integer>;
+                log-only <boolean>;
+                max-table-size <integer>;
+                min-table-size <integer>;
+                nodata-per-second <integer>;
+                nxdomains-per-second <integer>;
+                qps-scale <integer>;
+                referrals-per-second <integer>;
+                responses-per-second <integer>;
+                slip <integer>;
+                window <integer>;
+        };
+        recursion <boolean>;
+        request-expire <boolean>;
+        request-ixfr <boolean>;
+        request-nsid <boolean>;
+        require-server-cookie <boolean>;
+        resolver-nonbackoff-tries <integer>;
+        resolver-query-timeout <integer>;
+        resolver-retry-interval <integer>;
+        response-padding { <address_match_element>; ... } block-size
+            <integer>;
+        response-policy { zone <string> [ add-soa <boolean> ] [ log
+            <boolean> ] [ max-policy-ttl <duration> ] [ min-update-interval
+            <duration> ] [ policy ( cname | disabled | drop | given | no-op
+            | nodata | nxdomain | passthru | tcp-only <quoted_string> ) ] [
+            recursive-only <boolean> ] [ nsip-enable <boolean> ] [
+            nsdname-enable <boolean> ]; ... } [ add-soa <boolean> ] [
+            break-dnssec <boolean> ] [ max-policy-ttl <duration> ] [
+            min-update-interval <duration> ] [ min-ns-dots <integer> ] [
+            nsip-wait-recurse <boolean> ] [ qname-wait-recurse <boolean> ]
+            [ recursive-only <boolean> ] [ nsip-enable <boolean> ] [
+            nsdname-enable <boolean> ] [ dnsrps-enable <boolean> ] [
+            dnsrps-options { <unspecified-text> } ];
+        root-delegation-only [ exclude { <string>; ... } ];
+        root-key-sentinel <boolean>;
+        rrset-order { [ class <string> ] [ type <string> ] [ name
+            <quoted_string> ] <string> <string>; ... };
+        send-cookie <boolean>;
+        serial-update-method ( date | increment | unixtime );
+        server <netprefix> {
+                bogus <boolean>;
+                edns <boolean>;
+                edns-udp-size <integer>;
+                edns-version <integer>;
+                keys <server_key>;
+                max-udp-size <integer>;
+                notify-source ( <ipv4_address> | * ) [ port ( <integer> | *
+                    ) ] [ dscp <integer> ];
+                notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer>
+                    | * ) ] [ dscp <integer> ];
+                padding <integer>;
+                provide-ixfr <boolean>;
+                query-source ( ( [ address ] ( <ipv4_address> | * ) [ port
+                    ( <integer> | * ) ] ) | ( [ [ address ] (
+                    <ipv4_address> | * ) ] port ( <integer> | * ) ) ) [
+                    dscp <integer> ];
+                query-source-v6 ( ( [ address ] ( <ipv6_address> | * ) [
+                    port ( <integer> | * ) ] ) | ( [ [ address ] (
+                    <ipv6_address> | * ) ] port ( <integer> | * ) ) ) [
+                    dscp <integer> ];
+                request-expire <boolean>;
+                request-ixfr <boolean>;
+                request-nsid <boolean>;
+                send-cookie <boolean>;
+                tcp-keepalive <boolean>;
+                tcp-only <boolean>;
+                transfer-format ( many-answers | one-answer );
+                transfer-source ( <ipv4_address> | * ) [ port ( <integer> |
+                    * ) ] [ dscp <integer> ];
+                transfer-source-v6 ( <ipv6_address> | * ) [ port (
+                    <integer> | * ) ] [ dscp <integer> ];
+                transfers <integer>;
+        }; // may occur multiple times
+        servfail-ttl <duration>;
+        sig-signing-nodes <integer>;
+        sig-signing-signatures <integer>;
+        sig-signing-type <integer>;
+        sig-validity-interval <integer> [ <integer> ];
+        sortlist { <address_match_element>; ... };
+        stale-answer-client-timeout ( disabled | off | <integer> );
+        stale-answer-enable <boolean>;
+        stale-answer-ttl <duration>;
+        stale-cache-enable <boolean>;
+        stale-refresh-time <duration>;
+        synth-from-dnssec <boolean>;
+        transfer-format ( many-answers | one-answer );
+        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        trust-anchor-telemetry <boolean>; // experimental
+        trust-anchors { <string> ( static-key |
+            initial-key | static-ds | initial-ds
+            ) <integer> <integer> <integer>
+            <quoted_string>; ... }; // may occur multiple times
+        trusted-keys { <string>
+            <integer> <integer>
+            <integer>
+            <quoted_string>; ... }; // may occur multiple times, deprecated
+        try-tcp-refresh <boolean>;
+        update-check-ksk <boolean>;
+        use-alt-transfer-source <boolean>;
+        v6-bias <integer>;
+        validate-except { <string>; ... };
+        zero-no-soa-ttl <boolean>;
+        zero-no-soa-ttl-cache <boolean>;
+        zone <string> [ <class> ] {
+                allow-notify { <address_match_element>; ... };
+                allow-query { <address_match_element>; ... };
+                allow-query-on { <address_match_element>; ... };
+                allow-transfer { <address_match_element>; ... };
+                allow-update { <address_match_element>; ... };
+                allow-update-forwarding { <address_match_element>; ... };
+                also-notify [ port <integer> ] [ dscp <integer> ] { (
+                    <remote-servers> | <ipv4_address> [ port <integer> ] |
+                    <ipv6_address> [ port <integer> ] ) [ key <string> ];
+                    ... };
+                alt-transfer-source ( <ipv4_address> | * ) [ port (
+                    <integer> | * ) ] [ dscp <integer> ];
+                alt-transfer-source-v6 ( <ipv6_address> | * ) [ port (
+                    <integer> | * ) ] [ dscp <integer> ];
+                auto-dnssec ( allow | maintain | off ); // deprecated
+                check-dup-records ( fail | warn | ignore );
+                check-integrity <boolean>;
+                check-mx ( fail | warn | ignore );
+                check-mx-cname ( fail | warn | ignore );
+                check-names ( fail | warn | ignore );
+                check-sibling <boolean>;
+                check-spf ( warn | ignore );
+                check-srv-cname ( fail | warn | ignore );
+                check-wildcard <boolean>;
+                database <string>;
+                delegation-only <boolean>;
+                dialup ( notify | notify-passive | passive | refresh |
+                    <boolean> );
+                dlz <string>;
+                dnskey-sig-validity <integer>;
+                dnssec-dnskey-kskonly <boolean>;
+                dnssec-loadkeys-interval <integer>;
+                dnssec-policy <string>;
+                dnssec-secure-to-insecure <boolean>;
+                dnssec-update-mode ( maintain | no-resign );
+                file <quoted_string>;
+                forward ( first | only );
+                forwarders [ port <integer> ] [ dscp <integer> ] { (
+                    <ipv4_address> | <ipv6_address> ) [ port <integer> ] [
+                    dscp <integer> ]; ... };
+                in-view <string>;
+                inline-signing <boolean>;
+                ixfr-from-differences <boolean>;
+                journal <quoted_string>;
+                key-directory <quoted_string>;
+                masterfile-format ( map | raw | text );
+                masterfile-style ( full | relative );
+                masters [ port <integer> ] [ dscp <integer> ] { (
+                    <remote-servers> | <ipv4_address> [ port <integer> ] |
+                    <ipv6_address> [ port <integer> ] ) [ key <string> ];
+                    ... };
+                max-ixfr-ratio ( unlimited | <percentage> );
+                max-journal-size ( default | unlimited | <sizeval> );
+                max-records <integer>;
+                max-refresh-time <integer>;
+                max-retry-time <integer>;
+                max-transfer-idle-in <integer>;
+                max-transfer-idle-out <integer>;
+                max-transfer-time-in <integer>;
+                max-transfer-time-out <integer>;
+                max-zone-ttl ( unlimited | <duration> );
+                min-refresh-time <integer>;
+                min-retry-time <integer>;
+                multi-master <boolean>;
+                notify ( explicit | master-only | primary-only | <boolean> );
+                notify-delay <integer>;
+                notify-source ( <ipv4_address> | * ) [ port ( <integer> | *
+                    ) ] [ dscp <integer> ];
+                notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer>
+                    | * ) ] [ dscp <integer> ];
+                notify-to-soa <boolean>;
+                parental-agents [ port <integer> ] [ dscp <integer> ] { (
+                    <remote-servers> | <ipv4_address> [ port <integer> ] |
+                    <ipv6_address> [ port <integer> ] ) [ key <string> ];
+                    ... };
+                parental-source ( <ipv4_address> | * ) [ port ( <integer> |
+                    * ) ] [ dscp <integer> ];
+                parental-source-v6 ( <ipv6_address> | * ) [ port (
+                    <integer> | * ) ] [ dscp <integer> ];
+                primaries [ port <integer> ] [ dscp <integer> ] { (
+                    <remote-servers> | <ipv4_address> [ port <integer> ] |
+                    <ipv6_address> [ port <integer> ] ) [ key <string> ];
+                    ... };
+                request-expire <boolean>;
+                request-ixfr <boolean>;
+                serial-update-method ( date | increment | unixtime );
+                server-addresses { ( <ipv4_address> | <ipv6_address> ); ... };
+                server-names { <string>; ... };
+                sig-signing-nodes <integer>;
+                sig-signing-signatures <integer>;
+                sig-signing-type <integer>;
+                sig-validity-interval <integer> [ <integer> ];
+                transfer-source ( <ipv4_address> | * ) [ port ( <integer> |
+                    * ) ] [ dscp <integer> ];
+                transfer-source-v6 ( <ipv6_address> | * ) [ port (
+                    <integer> | * ) ] [ dscp <integer> ];
+                try-tcp-refresh <boolean>;
+                type ( primary | master | secondary | slave | mirror |
+                    delegation-only | forward | hint | redirect |
+                    static-stub | stub );
+                update-check-ksk <boolean>;
+                update-policy ( local | { ( deny | grant ) <string> (
+                    6to4-self | external | krb5-self | krb5-selfsub |
+                    krb5-subdomain | ms-self | ms-selfsub | ms-subdomain |
+                    name | self | selfsub | selfwild | subdomain | tcp-self
+                    | wildcard | zonesub ) [ <string> ] <rrtypelist>; ... } );
+                use-alt-transfer-source <boolean>;
+                zero-no-soa-ttl <boolean>;
+                zone-statistics ( full | terse | none | <boolean> );
+        }; // may occur multiple times
+        zone-statistics ( full | terse | none | <boolean> );
+}; // may occur multiple times
+
+zone <string> [ <class> ] {
+        allow-notify { <address_match_element>; ... };
+        allow-query { <address_match_element>; ... };
+        allow-query-on { <address_match_element>; ... };
+        allow-transfer { <address_match_element>; ... };
+        allow-update { <address_match_element>; ... };
+        allow-update-forwarding { <address_match_element>; ... };
+        also-notify [ port <integer> ] [ dscp <integer> ] { (
+            <remote-servers> | <ipv4_address> [ port <integer> ] |
+            <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+        alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
+            * ) ] [ dscp <integer> ];
+        auto-dnssec ( allow | maintain | off ); // deprecated
+        check-dup-records ( fail | warn | ignore );
+        check-integrity <boolean>;
+        check-mx ( fail | warn | ignore );
+        check-mx-cname ( fail | warn | ignore );
+        check-names ( fail | warn | ignore );
+        check-sibling <boolean>;
+        check-spf ( warn | ignore );
+        check-srv-cname ( fail | warn | ignore );
+        check-wildcard <boolean>;
+        database <string>;
+        delegation-only <boolean>;
+        dialup ( notify | notify-passive | passive | refresh | <boolean> );
+        dlz <string>;
+        dnskey-sig-validity <integer>;
+        dnssec-dnskey-kskonly <boolean>;
+        dnssec-loadkeys-interval <integer>;
+        dnssec-policy <string>;
+        dnssec-secure-to-insecure <boolean>;
+        dnssec-update-mode ( maintain | no-resign );
+        file <quoted_string>;
+        forward ( first | only );
+        forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address>
+            | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+        in-view <string>;
+        inline-signing <boolean>;
+        ixfr-from-differences <boolean>;
+        journal <quoted_string>;
+        key-directory <quoted_string>;
+        masterfile-format ( map | raw | text );
+        masterfile-style ( full | relative );
+        masters [ port <integer> ] [ dscp <integer> ] { ( <remote-servers>
+            | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port
+            <integer> ] ) [ key <string> ]; ... };
+        max-ixfr-ratio ( unlimited | <percentage> );
+        max-journal-size ( default | unlimited | <sizeval> );
+        max-records <integer>;
+        max-refresh-time <integer>;
+        max-retry-time <integer>;
+        max-transfer-idle-in <integer>;
+        max-transfer-idle-out <integer>;
+        max-transfer-time-in <integer>;
+        max-transfer-time-out <integer>;
+        max-zone-ttl ( unlimited | <duration> );
+        min-refresh-time <integer>;
+        min-retry-time <integer>;
+        multi-master <boolean>;
+        notify ( explicit | master-only | primary-only | <boolean> );
+        notify-delay <integer>;
+        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ]
+            [ dscp <integer> ];
+        notify-to-soa <boolean>;
+        parental-agents [ port <integer> ] [ dscp <integer> ] { (
+            <remote-servers> | <ipv4_address> [ port <integer> ] |
+            <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+        parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        primaries [ port <integer> ] [ dscp <integer> ] { (
+            <remote-servers> | <ipv4_address> [ port <integer> ] |
+            <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+        request-expire <boolean>;
+        request-ixfr <boolean>;
+        serial-update-method ( date | increment | unixtime );
+        server-addresses { ( <ipv4_address> | <ipv6_address> ); ... };
+        server-names { <string>; ... };
+        sig-signing-nodes <integer>;
+        sig-signing-signatures <integer>;
+        sig-signing-type <integer>;
+        sig-validity-interval <integer> [ <integer> ];
+        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+            dscp <integer> ];
+        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+            ] [ dscp <integer> ];
+        try-tcp-refresh <boolean>;
+        type ( primary | master | secondary | slave | mirror |
+            delegation-only | forward | hint | redirect | static-stub |
+            stub );
+        update-check-ksk <boolean>;
+        update-policy ( local | { ( deny | grant ) <string> ( 6to4-self |
+            external | krb5-self | krb5-selfsub | krb5-subdomain | ms-self
+            | ms-selfsub | ms-subdomain | name | self | selfsub | selfwild
+            | subdomain | tcp-self | wildcard | zonesub ) [ <string> ]
+            <rrtypelist>; ... } );
+        use-alt-transfer-source <boolean>;
+        zero-no-soa-ttl <boolean>;
+        zone-statistics ( full | terse | none | <boolean> );
+}; // may occur multiple times
+
diff --git a/doc/misc/options.grammar.rst b/doc/misc/options.grammar.rst
new file mode 100644
index 0000000..beef353
--- /dev/null
+++ b/doc/misc/options.grammar.rst
@@ -0,0 +1,313 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  options {
+  	allow-new-zones <boolean>;
+  	allow-notify { <address_match_element>; ... };
+  	allow-query { <address_match_element>; ... };
+  	allow-query-cache { <address_match_element>; ... };
+  	allow-query-cache-on { <address_match_element>; ... };
+  	allow-query-on { <address_match_element>; ... };
+  	allow-recursion { <address_match_element>; ... };
+  	allow-recursion-on { <address_match_element>; ... };
+  	allow-transfer { <address_match_element>; ... };
+  	allow-update { <address_match_element>; ... };
+  	allow-update-forwarding { <address_match_element>; ... };
+  	also-notify [ port <integer> ] [ dscp <integer> ] { (
+  	    <remote-servers> | <ipv4_address> [ port <integer> ] |
+  	    <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * )
+  	    ] [ dscp <integer> ];
+  	alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
+  	    * ) ] [ dscp <integer> ];
+  	answer-cookie <boolean>;
+  	attach-cache <string>;
+  	auth-nxdomain <boolean>; // default changed
+  	auto-dnssec ( allow | maintain | off ); // deprecated
+  	automatic-interface-scan <boolean>;
+  	avoid-v4-udp-ports { <portrange>; ... };
+  	avoid-v6-udp-ports { <portrange>; ... };
+  	bindkeys-file <quoted_string>;
+  	blackhole { <address_match_element>; ... };
+  	cache-file <quoted_string>; // deprecated
+  	catalog-zones { zone <string> [ default-masters [ port <integer> ]
+  	    [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port
+  	    <integer> ] | <ipv6_address> [ port <integer> ] ) [ key
+  	    <string> ]; ... } ] [ zone-directory <quoted_string> ] [
+  	    in-memory <boolean> ] [ min-update-interval <duration> ]; ... };
+  	check-dup-records ( fail | warn | ignore );
+  	check-integrity <boolean>;
+  	check-mx ( fail | warn | ignore );
+  	check-mx-cname ( fail | warn | ignore );
+  	check-names ( primary | master |
+  	    secondary | slave | response ) (
+  	    fail | warn | ignore );
+  	check-sibling <boolean>;
+  	check-spf ( warn | ignore );
+  	check-srv-cname ( fail | warn | ignore );
+  	check-wildcard <boolean>;
+  	clients-per-query <integer>;
+  	cookie-algorithm ( aes | siphash24 );
+  	cookie-secret <string>;
+  	coresize ( default | unlimited | <sizeval> );
+  	datasize ( default | unlimited | <sizeval> );
+  	deny-answer-addresses { <address_match_element>; ... } [
+  	    except-from { <string>; ... } ];
+  	deny-answer-aliases { <string>; ... } [ except-from { <string>; ...
+  	    } ];
+  	dialup ( notify | notify-passive | passive | refresh | <boolean> );
+  	directory <quoted_string>;
+  	disable-algorithms <string> { <string>;
+  	    ... };
+  	disable-ds-digests <string> { <string>;
+  	    ... };
+  	disable-empty-zone <string>;
+  	dns64 <netprefix> {
+  		break-dnssec <boolean>;
+  		clients { <address_match_element>; ... };
+  		exclude { <address_match_element>; ... };
+  		mapped { <address_match_element>; ... };
+  		recursive-only <boolean>;
+  		suffix <ipv6_address>;
+  	};
+  	dns64-contact <string>;
+  	dns64-server <string>;
+  	dnskey-sig-validity <integer>;
+  	dnsrps-enable <boolean>;
+  	dnsrps-options { <unspecified-text> };
+  	dnssec-accept-expired <boolean>;
+  	dnssec-dnskey-kskonly <boolean>;
+  	dnssec-loadkeys-interval <integer>;
+  	dnssec-must-be-secure <string> <boolean>;
+  	dnssec-policy <string>;
+  	dnssec-secure-to-insecure <boolean>;
+  	dnssec-update-mode ( maintain | no-resign );
+  	dnssec-validation ( yes | no | auto );
+  	dnstap { ( all | auth | client | forwarder | resolver | update ) [
+  	    ( query | response ) ]; ... };
+  	dnstap-identity ( <quoted_string> | none | hostname );
+  	dnstap-output ( file | unix ) <quoted_string> [ size ( unlimited |
+  	    <size> ) ] [ versions ( unlimited | <integer> ) ] [ suffix (
+  	    increment | timestamp ) ];
+  	dnstap-version ( <quoted_string> | none );
+  	dscp <integer>;
+  	dual-stack-servers [ port <integer> ] { ( <quoted_string> [ port
+  	    <integer> ] [ dscp <integer> ] | <ipv4_address> [ port
+  	    <integer> ] [ dscp <integer> ] | <ipv6_address> [ port
+  	    <integer> ] [ dscp <integer> ] ); ... };
+  	dump-file <quoted_string>;
+  	edns-udp-size <integer>;
+  	empty-contact <string>;
+  	empty-server <string>;
+  	empty-zones-enable <boolean>;
+  	fetch-quota-params <integer> <fixedpoint> <fixedpoint> <fixedpoint>;
+  	fetches-per-server <integer> [ ( drop | fail ) ];
+  	fetches-per-zone <integer> [ ( drop | fail ) ];
+  	files ( default | unlimited | <sizeval> );
+  	flush-zones-on-shutdown <boolean>;
+  	forward ( first | only );
+  	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address>
+  	    | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+  	fstrm-set-buffer-hint <integer>;
+  	fstrm-set-flush-timeout <integer>;
+  	fstrm-set-input-queue-size <integer>;
+  	fstrm-set-output-notify-threshold <integer>;
+  	fstrm-set-output-queue-model ( mpsc | spsc );
+  	fstrm-set-output-queue-size <integer>;
+  	fstrm-set-reopen-interval <duration>;
+  	geoip-directory ( <quoted_string> | none );
+  	glue-cache <boolean>;
+  	heartbeat-interval <integer>;
+  	hostname ( <quoted_string> | none );
+  	interface-interval <duration>;
+  	ixfr-from-differences ( primary | master | secondary | slave |
+  	    <boolean> );
+  	keep-response-order { <address_match_element>; ... };
+  	key-directory <quoted_string>;
+  	lame-ttl <duration>;
+  	listen-on [ port <integer> ] [ dscp
+  	    <integer> ] {
+  	    <address_match_element>; ... };
+  	listen-on-v6 [ port <integer> ] [ dscp
+  	    <integer> ] {
+  	    <address_match_element>; ... };
+  	lmdb-mapsize <sizeval>;
+  	lock-file ( <quoted_string> | none );
+  	managed-keys-directory <quoted_string>;
+  	masterfile-format ( map | raw | text );
+  	masterfile-style ( full | relative );
+  	match-mapped-addresses <boolean>;
+  	max-cache-size ( default | unlimited | <sizeval> | <percentage> );
+  	max-cache-ttl <duration>;
+  	max-clients-per-query <integer>;
+  	max-ixfr-ratio ( unlimited | <percentage> );
+  	max-journal-size ( default | unlimited | <sizeval> );
+  	max-ncache-ttl <duration>;
+  	max-records <integer>;
+  	max-recursion-depth <integer>;
+  	max-recursion-queries <integer>;
+  	max-refresh-time <integer>;
+  	max-retry-time <integer>;
+  	max-rsa-exponent-size <integer>;
+  	max-stale-ttl <duration>;
+  	max-transfer-idle-in <integer>;
+  	max-transfer-idle-out <integer>;
+  	max-transfer-time-in <integer>;
+  	max-transfer-time-out <integer>;
+  	max-udp-size <integer>;
+  	max-zone-ttl ( unlimited | <duration> );
+  	memstatistics <boolean>;
+  	memstatistics-file <quoted_string>;
+  	message-compression <boolean>;
+  	min-cache-ttl <duration>;
+  	min-ncache-ttl <duration>;
+  	min-refresh-time <integer>;
+  	min-retry-time <integer>;
+  	minimal-any <boolean>;
+  	minimal-responses ( no-auth | no-auth-recursive | <boolean> );
+  	multi-master <boolean>;
+  	new-zones-directory <quoted_string>;
+  	no-case-compress { <address_match_element>; ... };
+  	nocookie-udp-size <integer>;
+  	notify ( explicit | master-only | primary-only | <boolean> );
+  	notify-delay <integer>;
+  	notify-rate <integer>;
+  	notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+  	    dscp <integer> ];
+  	notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ]
+  	    [ dscp <integer> ];
+  	notify-to-soa <boolean>;
+  	nta-lifetime <duration>;
+  	nta-recheck <duration>;
+  	nxdomain-redirect <string>;
+  	parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+  	    dscp <integer> ];
+  	parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+  	    ] [ dscp <integer> ];
+  	pid-file ( <quoted_string> | none );
+  	port <integer>;
+  	preferred-glue <string>;
+  	prefetch <integer> [ <integer> ];
+  	provide-ixfr <boolean>;
+  	qname-minimization ( strict | relaxed | disabled | off );
+  	query-source ( ( [ address ] ( <ipv4_address> | * ) [ port (
+  	    <integer> | * ) ] ) | ( [ [ address ] ( <ipv4_address> | * ) ]
+  	    port ( <integer> | * ) ) ) [ dscp <integer> ];
+  	query-source-v6 ( ( [ address ] ( <ipv6_address> | * ) [ port (
+  	    <integer> | * ) ] ) | ( [ [ address ] ( <ipv6_address> | * ) ]
+  	    port ( <integer> | * ) ) ) [ dscp <integer> ];
+  	querylog <boolean>;
+  	random-device ( <quoted_string> | none );
+  	rate-limit {
+  		all-per-second <integer>;
+  		errors-per-second <integer>;
+  		exempt-clients { <address_match_element>; ... };
+  		ipv4-prefix-length <integer>;
+  		ipv6-prefix-length <integer>;
+  		log-only <boolean>;
+  		max-table-size <integer>;
+  		min-table-size <integer>;
+  		nodata-per-second <integer>;
+  		nxdomains-per-second <integer>;
+  		qps-scale <integer>;
+  		referrals-per-second <integer>;
+  		responses-per-second <integer>;
+  		slip <integer>;
+  		window <integer>;
+  	};
+  	recursing-file <quoted_string>;
+  	recursion <boolean>;
+  	recursive-clients <integer>;
+  	request-expire <boolean>;
+  	request-ixfr <boolean>;
+  	request-nsid <boolean>;
+  	require-server-cookie <boolean>;
+  	reserved-sockets <integer>;
+  	resolver-nonbackoff-tries <integer>;
+  	resolver-query-timeout <integer>;
+  	resolver-retry-interval <integer>;
+  	response-padding { <address_match_element>; ... } block-size
+  	    <integer>;
+  	response-policy { zone <string> [ add-soa <boolean> ] [ log
+  	    <boolean> ] [ max-policy-ttl <duration> ] [ min-update-interval
+  	    <duration> ] [ policy ( cname | disabled | drop | given | no-op
+  	    | nodata | nxdomain | passthru | tcp-only <quoted_string> ) ] [
+  	    recursive-only <boolean> ] [ nsip-enable <boolean> ] [
+  	    nsdname-enable <boolean> ]; ... } [ add-soa <boolean> ] [
+  	    break-dnssec <boolean> ] [ max-policy-ttl <duration> ] [
+  	    min-update-interval <duration> ] [ min-ns-dots <integer> ] [
+  	    nsip-wait-recurse <boolean> ] [ qname-wait-recurse <boolean> ]
+  	    [ recursive-only <boolean> ] [ nsip-enable <boolean> ] [
+  	    nsdname-enable <boolean> ] [ dnsrps-enable <boolean> ] [
+  	    dnsrps-options { <unspecified-text> } ];
+  	reuseport <boolean>;
+  	root-delegation-only [ exclude { <string>; ... } ];
+  	root-key-sentinel <boolean>;
+  	rrset-order { [ class <string> ] [ type <string> ] [ name
+  	    <quoted_string> ] <string> <string>; ... };
+  	secroots-file <quoted_string>;
+  	send-cookie <boolean>;
+  	serial-query-rate <integer>;
+  	serial-update-method ( date | increment | unixtime );
+  	server-id ( <quoted_string> | none | hostname );
+  	servfail-ttl <duration>;
+  	session-keyalg <string>;
+  	session-keyfile ( <quoted_string> | none );
+  	session-keyname <string>;
+  	sig-signing-nodes <integer>;
+  	sig-signing-signatures <integer>;
+  	sig-signing-type <integer>;
+  	sig-validity-interval <integer> [ <integer> ];
+  	sortlist { <address_match_element>; ... };
+  	stacksize ( default | unlimited | <sizeval> );
+  	stale-answer-client-timeout ( disabled | off | <integer> );
+  	stale-answer-enable <boolean>;
+  	stale-answer-ttl <duration>;
+  	stale-cache-enable <boolean>;
+  	stale-refresh-time <duration>;
+  	startup-notify-rate <integer>;
+  	statistics-file <quoted_string>;
+  	synth-from-dnssec <boolean>;
+  	tcp-advertised-timeout <integer>;
+  	tcp-clients <integer>;
+  	tcp-idle-timeout <integer>;
+  	tcp-initial-timeout <integer>;
+  	tcp-keepalive-timeout <integer>;
+  	tcp-listen-queue <integer>;
+  	tkey-dhkey <quoted_string> <integer>;
+  	tkey-domain <quoted_string>;
+  	tkey-gssapi-credential <quoted_string>;
+  	tkey-gssapi-keytab <quoted_string>;
+  	transfer-format ( many-answers | one-answer );
+  	transfer-message-size <integer>;
+  	transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+  	    dscp <integer> ];
+  	transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+  	    ] [ dscp <integer> ];
+  	transfers-in <integer>;
+  	transfers-out <integer>;
+  	transfers-per-ns <integer>;
+  	trust-anchor-telemetry <boolean>; // experimental
+  	try-tcp-refresh <boolean>;
+  	update-check-ksk <boolean>;
+  	update-quota <integer>;
+  	use-alt-transfer-source <boolean>;
+  	use-v4-udp-ports { <portrange>; ... };
+  	use-v6-udp-ports { <portrange>; ... };
+  	v6-bias <integer>;
+  	validate-except { <string>; ... };
+  	version ( <quoted_string> | none );
+  	zero-no-soa-ttl <boolean>;
+  	zero-no-soa-ttl-cache <boolean>;
+  	zone-statistics ( full | terse | none | <boolean> );
+  };
diff --git a/doc/misc/parental-agents.grammar.rst b/doc/misc/parental-agents.grammar.rst
new file mode 100644
index 0000000..509d01c
--- /dev/null
+++ b/doc/misc/parental-agents.grammar.rst
@@ -0,0 +1,18 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  parental-agents <string> [ port <integer> ] [
+      dscp <integer> ] { ( <remote-servers> |
+      <ipv4_address> [ port <integer> ] |
+      <ipv6_address> [ port <integer> ] ) [ key
+      <string> ]; ... };
diff --git a/doc/misc/primaries.grammar.rst b/doc/misc/primaries.grammar.rst
new file mode 100644
index 0000000..7e1901e
--- /dev/null
+++ b/doc/misc/primaries.grammar.rst
@@ -0,0 +1,18 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  primaries <string> [ port <integer> ] [ dscp
+      <integer> ] { ( <remote-servers> |
+      <ipv4_address> [ port <integer> ] |
+      <ipv6_address> [ port <integer> ] ) [ key
+      <string> ]; ... };
diff --git a/doc/misc/redirect.zoneopt b/doc/misc/redirect.zoneopt
new file mode 100644
index 0000000..6a5ef66
--- /dev/null
+++ b/doc/misc/redirect.zoneopt
@@ -0,0 +1,14 @@
+zone <string> [ <class> ] {
+	type redirect;
+	allow-query { <address_match_element>; ... };
+	allow-query-on { <address_match_element>; ... };
+	dlz <string>;
+	file <quoted_string>;
+	masterfile-format ( map | raw | text );
+	masterfile-style ( full | relative );
+	masters [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	max-records <integer>;
+	max-zone-ttl ( unlimited | <duration> );
+	primaries [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	zone-statistics ( full | terse | none | <boolean> );
+};
diff --git a/doc/misc/redirect.zoneopt.rst b/doc/misc/redirect.zoneopt.rst
new file mode 100644
index 0000000..51c378a
--- /dev/null
+++ b/doc/misc/redirect.zoneopt.rst
@@ -0,0 +1,27 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  zone <string> [ <class> ] {
+  	type redirect;
+  	allow-query { <address_match_element>; ... };
+  	allow-query-on { <address_match_element>; ... };
+  	dlz <string>;
+  	file <quoted_string>;
+  	masterfile-format ( map | raw | text );
+  	masterfile-style ( full | relative );
+  	masters [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	max-records <integer>;
+  	max-zone-ttl ( unlimited | <duration> );
+  	primaries [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	zone-statistics ( full | terse | none | <boolean> );
+  };
diff --git a/doc/misc/rst-grammars.pl b/doc/misc/rst-grammars.pl
new file mode 100644
index 0000000..56ff5ea
--- /dev/null
+++ b/doc/misc/rst-grammars.pl
@@ -0,0 +1,81 @@
+#!/usr/bin/perl
+
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# SPDX-License-Identifier: MPL-2.0
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0.  If a copy of the MPL was not distributed with this
+# file, you can obtain one at https://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+use warnings;
+use strict;
+
+if (@ARGV < 2) {
+	print STDERR <<'END';
+usage:
+    perl docbook-options.pl options_file section > section.grammar.xml
+END
+	exit 1;
+}
+
+my $FILE = shift;
+my $SECTION = shift;
+
+open (FH, "<", $FILE) or die "Can't open $FILE";
+
+print <<END;
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+END
+
+# skip preamble
+my $preamble = 0;
+while (<FH>) {
+	if (m{^\s*$}) {
+		last if $preamble > 0;
+	} else {
+		$preamble++;
+	}
+}
+
+my $display = 0;
+while (<FH>) {
+	if (m{^$SECTION\b}) {
+		$display = 1
+	}
+
+	if (m{// not.*implemented} || m{// obsolete} ||
+	    m{// ancient} || m{// test.*only})
+	{
+		next;
+	}
+
+	s{ // not configured}{};
+	s{ // non-operational}{};
+	s{ // may occur multiple times}{};
+	s{[[]}{[}g;
+	s{[]]}{]}g;
+	s{        }{\t}g;
+
+	if (m{^\s*$} && $display) {
+		last;
+	}
+	if ($display) {
+		print "  " . $_;
+	}
+}
diff --git a/doc/misc/rst-options.pl b/doc/misc/rst-options.pl
new file mode 100644
index 0000000..7b5d490
--- /dev/null
+++ b/doc/misc/rst-options.pl
@@ -0,0 +1,135 @@
+#!/usr/bin/perl
+
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# SPDX-License-Identifier: MPL-2.0
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0.  If a copy of the MPL was not distributed with this
+# file, you can obtain one at https://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+use warnings;
+use strict;
+
+if (@ARGV < 1) {
+	print STDERR <<'END';
+usage:
+    perl rst-options.pl options_file >named.conf.rst
+END
+	exit 1;
+}
+
+my $FILE = shift;
+
+open (FH, "<", $FILE) or die "Can't open $FILE";
+
+print <<END;
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+END
+
+print <<END;
+.. highlight: console
+
+named.conf - configuration file for **named**
+---------------------------------------------
+
+Synopsis
+~~~~~~~~
+
+:program:`named.conf`
+
+Description
+~~~~~~~~~~~
+
+``named.conf`` is the configuration file for ``named``. Statements are
+enclosed in braces and terminated with a semi-colon. Clauses in the
+statements are also semi-colon terminated.  The usual comment styles are
+supported:
+
+C style: /\\* \\*/
+
+ C++ style: // to end of line
+
+Unix style: # to end of line
+
+END
+
+# skip preamble
+my $preamble = 0;
+while (<FH>) {
+	if (m{^\s*$}) {
+		last if $preamble > 0;
+	} else {
+		$preamble++;
+	}
+}
+
+my $blank = 0;
+while (<FH>) {
+	if (m{// not.*implemented} || m{// obsolete} ||
+	    m{// ancient} || m{// test.*only})
+	{
+		next;
+	}
+
+	s{ // not configured}{};
+	s{ // non-operational}{};
+	s{ (// )*may occur multiple times}{};
+	s{<([a-z0-9_-]+)>}{$1}g;
+	s{ // deprecated,*}{// deprecated};
+	s{[[]}{[}g;
+	s{[]]}{]}g;
+	s{        }{\t}g;
+	if (m{^([a-z0-9-]+) }) {
+		my $HEADING = uc $1;
+		my $UNDERLINE = $HEADING;
+		$UNDERLINE =~ s/./^/g;
+		print $HEADING . "\n";
+		print $UNDERLINE . "\n\n";
+		if ($HEADING eq "TRUSTED-KEYS") {
+		    print "Deprecated - see DNSSEC-KEYS.\n\n";
+		}
+		if ($HEADING eq "MANAGED-KEYS") {
+		    print "See DNSSEC-KEYS.\n\n" ;
+		}
+		print "::\n\n";
+	}
+
+	if (m{^\s*$}) {
+		if (!$blank) {
+			print "\n";
+			$blank = 1;
+		}
+		next;
+	} else {
+		$blank = 0;
+	}
+	print "  " . $_;
+
+}
+
+print <<END;
+Files
+~~~~~
+
+``/etc/named.conf``
+
+See Also
+~~~~~~~~
+
+:manpage:`ddns-confgen(8)`, :manpage:`named(8)`, :manpage:`named-checkconf(8)`, :manpage:`rndc(8)`, :manpage:`rndc-confgen(8)`, BIND 9 Administrator Reference Manual.
+
+END
diff --git a/doc/misc/rst-zoneopt.pl b/doc/misc/rst-zoneopt.pl
new file mode 100644
index 0000000..e1af541
--- /dev/null
+++ b/doc/misc/rst-zoneopt.pl
@@ -0,0 +1,59 @@
+#!/usr/bin/perl
+
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# SPDX-License-Identifier: MPL-2.0
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0.  If a copy of the MPL was not distributed with this
+# file, you can obtain one at https://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+use warnings;
+use strict;
+
+if (@ARGV < 1) {
+	print STDERR <<'END';
+usage:
+    perl rst-zoneopt.pl zoneopt_file
+END
+	exit 1;
+}
+
+my $FILE = shift;
+
+open (FH, "<", $FILE) or die "Can't open $FILE";
+
+print <<END;
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+END
+
+while (<FH>) {
+	if (m{// not.*implemented} || m{// obsolete} ||
+	    m{// ancient} || m{// test.*only})
+	{
+		next;
+	}
+
+	s{ // not configured}{};
+	s{ // may occur multiple times}{};
+	s{[[]}{[}g;
+	s{[]]}{]}g;
+	s{        }{\t}g;
+
+	print "  " . $_;
+}
diff --git a/doc/misc/server.grammar.rst b/doc/misc/server.grammar.rst
new file mode 100644
index 0000000..526636e
--- /dev/null
+++ b/doc/misc/server.grammar.rst
@@ -0,0 +1,45 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  server <netprefix> {
+  	bogus <boolean>;
+  	edns <boolean>;
+  	edns-udp-size <integer>;
+  	edns-version <integer>;
+  	keys <server_key>;
+  	max-udp-size <integer>;
+  	notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+  	    dscp <integer> ];
+  	notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ]
+  	    [ dscp <integer> ];
+  	padding <integer>;
+  	provide-ixfr <boolean>;
+  	query-source ( ( [ address ] ( <ipv4_address> | * ) [ port (
+  	    <integer> | * ) ] ) | ( [ [ address ] ( <ipv4_address> | * ) ]
+  	    port ( <integer> | * ) ) ) [ dscp <integer> ];
+  	query-source-v6 ( ( [ address ] ( <ipv6_address> | * ) [ port (
+  	    <integer> | * ) ] ) | ( [ [ address ] ( <ipv6_address> | * ) ]
+  	    port ( <integer> | * ) ) ) [ dscp <integer> ];
+  	request-expire <boolean>;
+  	request-ixfr <boolean>;
+  	request-nsid <boolean>;
+  	send-cookie <boolean>;
+  	tcp-keepalive <boolean>;
+  	tcp-only <boolean>;
+  	transfer-format ( many-answers | one-answer );
+  	transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [
+  	    dscp <integer> ];
+  	transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * )
+  	    ] [ dscp <integer> ];
+  	transfers <integer>;
+  };
diff --git a/doc/misc/slave.zoneopt b/doc/misc/slave.zoneopt
new file mode 100644
index 0000000..c46202d
--- /dev/null
+++ b/doc/misc/slave.zoneopt
@@ -0,0 +1,65 @@
+zone <string> [ <class> ] {
+	type ( slave | secondary );
+	allow-notify { <address_match_element>; ... };
+	allow-query { <address_match_element>; ... };
+	allow-query-on { <address_match_element>; ... };
+	allow-transfer { <address_match_element>; ... };
+	allow-update-forwarding { <address_match_element>; ... };
+	also-notify [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	auto-dnssec ( allow | maintain | off ); // deprecated
+	check-names ( fail | warn | ignore );
+	database <string>;
+	dialup ( notify | notify-passive | passive | refresh | <boolean> );
+	dlz <string>;
+	dnskey-sig-validity <integer>;
+	dnssec-dnskey-kskonly <boolean>;
+	dnssec-loadkeys-interval <integer>;
+	dnssec-policy <string>;
+	dnssec-update-mode ( maintain | no-resign );
+	file <quoted_string>;
+	forward ( first | only );
+	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+	inline-signing <boolean>;
+	ixfr-from-differences <boolean>;
+	journal <quoted_string>;
+	key-directory <quoted_string>;
+	masterfile-format ( map | raw | text );
+	masterfile-style ( full | relative );
+	masters [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	max-ixfr-ratio ( unlimited | <percentage> );
+	max-journal-size ( default | unlimited | <sizeval> );
+	max-records <integer>;
+	max-refresh-time <integer>;
+	max-retry-time <integer>;
+	max-transfer-idle-in <integer>;
+	max-transfer-idle-out <integer>;
+	max-transfer-time-in <integer>;
+	max-transfer-time-out <integer>;
+	min-refresh-time <integer>;
+	min-retry-time <integer>;
+	multi-master <boolean>;
+	notify ( explicit | master-only | primary-only | <boolean> );
+	notify-delay <integer>;
+	notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	notify-to-soa <boolean>;
+	parental-agents [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	primaries [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	request-expire <boolean>;
+	request-ixfr <boolean>;
+	sig-signing-nodes <integer>;
+	sig-signing-signatures <integer>;
+	sig-signing-type <integer>;
+	sig-validity-interval <integer> [ <integer> ];
+	transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	try-tcp-refresh <boolean>;
+	update-check-ksk <boolean>;
+	use-alt-transfer-source <boolean>;
+	zero-no-soa-ttl <boolean>;
+	zone-statistics ( full | terse | none | <boolean> );
+};
diff --git a/doc/misc/slave.zoneopt.rst b/doc/misc/slave.zoneopt.rst
new file mode 100644
index 0000000..468a7f4
--- /dev/null
+++ b/doc/misc/slave.zoneopt.rst
@@ -0,0 +1,78 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  zone <string> [ <class> ] {
+  	type ( slave | secondary );
+  	allow-notify { <address_match_element>; ... };
+  	allow-query { <address_match_element>; ... };
+  	allow-query-on { <address_match_element>; ... };
+  	allow-transfer { <address_match_element>; ... };
+  	allow-update-forwarding { <address_match_element>; ... };
+  	also-notify [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	auto-dnssec ( allow | maintain | off ); // deprecated
+  	check-names ( fail | warn | ignore );
+  	database <string>;
+  	dialup ( notify | notify-passive | passive | refresh | <boolean> );
+  	dlz <string>;
+  	dnskey-sig-validity <integer>;
+  	dnssec-dnskey-kskonly <boolean>;
+  	dnssec-loadkeys-interval <integer>;
+  	dnssec-policy <string>;
+  	dnssec-update-mode ( maintain | no-resign );
+  	file <quoted_string>;
+  	forward ( first | only );
+  	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+  	inline-signing <boolean>;
+  	ixfr-from-differences <boolean>;
+  	journal <quoted_string>;
+  	key-directory <quoted_string>;
+  	masterfile-format ( map | raw | text );
+  	masterfile-style ( full | relative );
+  	masters [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	max-ixfr-ratio ( unlimited | <percentage> );
+  	max-journal-size ( default | unlimited | <sizeval> );
+  	max-records <integer>;
+  	max-refresh-time <integer>;
+  	max-retry-time <integer>;
+  	max-transfer-idle-in <integer>;
+  	max-transfer-idle-out <integer>;
+  	max-transfer-time-in <integer>;
+  	max-transfer-time-out <integer>;
+  	min-refresh-time <integer>;
+  	min-retry-time <integer>;
+  	multi-master <boolean>;
+  	notify ( explicit | master-only | primary-only | <boolean> );
+  	notify-delay <integer>;
+  	notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	notify-to-soa <boolean>;
+  	parental-agents [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	parental-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	parental-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	primaries [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	request-expire <boolean>;
+  	request-ixfr <boolean>;
+  	sig-signing-nodes <integer>;
+  	sig-signing-signatures <integer>;
+  	sig-signing-type <integer>;
+  	sig-validity-interval <integer> [ <integer> ];
+  	transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	try-tcp-refresh <boolean>;
+  	update-check-ksk <boolean>;
+  	use-alt-transfer-source <boolean>;
+  	zero-no-soa-ttl <boolean>;
+  	zone-statistics ( full | terse | none | <boolean> );
+  };
diff --git a/doc/misc/sort-options.pl b/doc/misc/sort-options.pl
new file mode 100644
index 0000000..f60b0b7
--- /dev/null
+++ b/doc/misc/sort-options.pl
@@ -0,0 +1,45 @@
+#!/bin/perl
+
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# SPDX-License-Identifier: MPL-2.0
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0.  If a copy of the MPL was not distributed with this
+# file, you can obtain one at https://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+sub sortlevel() {
+	my @options = ();
+	my $fin = "";
+	my $i = 0;
+	while (<>) {
+		if (/^\s*};$/ || /^\s*}; \/\/.*$/) {
+			$fin = $_;
+			# print 2, $_;
+			last;
+		}
+		next if (/^$/);
+		if (/{$/) {
+			# print 3, $_;
+			my $sec = $_;
+			push(@options, $sec . sortlevel());
+		} else {
+			push(@options, $_);
+			# print 1, $_;
+		}
+		$i++;
+	}
+	my $result = "";
+	foreach my $i (sort @options) {
+		$result = ${result}.${i};
+		$result = $result."\n" if ($i =~ /^[a-z]/i);
+		# print 5, ${i};
+	}
+	$result = ${result}.${fin};
+	return ($result);
+}
+
+print sortlevel();
diff --git a/doc/misc/static-stub.zoneopt b/doc/misc/static-stub.zoneopt
new file mode 100644
index 0000000..f89d462
--- /dev/null
+++ b/doc/misc/static-stub.zoneopt
@@ -0,0 +1,11 @@
+zone <string> [ <class> ] {
+	type static-stub;
+	allow-query { <address_match_element>; ... };
+	allow-query-on { <address_match_element>; ... };
+	forward ( first | only );
+	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+	max-records <integer>;
+	server-addresses { ( <ipv4_address> | <ipv6_address> ); ... };
+	server-names { <string>; ... };
+	zone-statistics ( full | terse | none | <boolean> );
+};
diff --git a/doc/misc/static-stub.zoneopt.rst b/doc/misc/static-stub.zoneopt.rst
new file mode 100644
index 0000000..d307586
--- /dev/null
+++ b/doc/misc/static-stub.zoneopt.rst
@@ -0,0 +1,24 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  zone <string> [ <class> ] {
+  	type static-stub;
+  	allow-query { <address_match_element>; ... };
+  	allow-query-on { <address_match_element>; ... };
+  	forward ( first | only );
+  	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+  	max-records <integer>;
+  	server-addresses { ( <ipv4_address> | <ipv6_address> ); ... };
+  	server-names { <string>; ... };
+  	zone-statistics ( full | terse | none | <boolean> );
+  };
diff --git a/doc/misc/statistics-channels.grammar.rst b/doc/misc/statistics-channels.grammar.rst
new file mode 100644
index 0000000..7a4ef27
--- /dev/null
+++ b/doc/misc/statistics-channels.grammar.rst
@@ -0,0 +1,19 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  statistics-channels {
+  	inet ( <ipv4_address> | <ipv6_address> |
+  	    * ) [ port ( <integer> | * ) ] [
+  	    allow { <address_match_element>; ...
+  	    } ];
+  };
diff --git a/doc/misc/stub.zoneopt b/doc/misc/stub.zoneopt
new file mode 100644
index 0000000..2db604d
--- /dev/null
+++ b/doc/misc/stub.zoneopt
@@ -0,0 +1,28 @@
+zone <string> [ <class> ] {
+	type stub;
+	allow-query { <address_match_element>; ... };
+	allow-query-on { <address_match_element>; ... };
+	check-names ( fail | warn | ignore );
+	database <string>;
+	delegation-only <boolean>;
+	dialup ( notify | notify-passive | passive | refresh | <boolean> );
+	file <quoted_string>;
+	forward ( first | only );
+	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+	masterfile-format ( map | raw | text );
+	masterfile-style ( full | relative );
+	masters [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	max-records <integer>;
+	max-refresh-time <integer>;
+	max-retry-time <integer>;
+	max-transfer-idle-in <integer>;
+	max-transfer-time-in <integer>;
+	min-refresh-time <integer>;
+	min-retry-time <integer>;
+	multi-master <boolean>;
+	primaries [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+	transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+	use-alt-transfer-source <boolean>;
+	zone-statistics ( full | terse | none | <boolean> );
+};
diff --git a/doc/misc/stub.zoneopt.rst b/doc/misc/stub.zoneopt.rst
new file mode 100644
index 0000000..6b5ce2d
--- /dev/null
+++ b/doc/misc/stub.zoneopt.rst
@@ -0,0 +1,41 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  zone <string> [ <class> ] {
+  	type stub;
+  	allow-query { <address_match_element>; ... };
+  	allow-query-on { <address_match_element>; ... };
+  	check-names ( fail | warn | ignore );
+  	database <string>;
+  	delegation-only <boolean>;
+  	dialup ( notify | notify-passive | passive | refresh | <boolean> );
+  	file <quoted_string>;
+  	forward ( first | only );
+  	forwarders [ port <integer> ] [ dscp <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ] [ dscp <integer> ]; ... };
+  	masterfile-format ( map | raw | text );
+  	masterfile-style ( full | relative );
+  	masters [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	max-records <integer>;
+  	max-refresh-time <integer>;
+  	max-retry-time <integer>;
+  	max-transfer-idle-in <integer>;
+  	max-transfer-time-in <integer>;
+  	min-refresh-time <integer>;
+  	min-retry-time <integer>;
+  	multi-master <boolean>;
+  	primaries [ port <integer> ] [ dscp <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
+  	transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ] [ dscp <integer> ];
+  	use-alt-transfer-source <boolean>;
+  	zone-statistics ( full | terse | none | <boolean> );
+  };
diff --git a/doc/misc/trust-anchors.grammar.rst b/doc/misc/trust-anchors.grammar.rst
new file mode 100644
index 0000000..eabe7c0
--- /dev/null
+++ b/doc/misc/trust-anchors.grammar.rst
@@ -0,0 +1,17 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  trust-anchors { <string> ( static-key |
+      initial-key | static-ds | initial-ds )
+      <integer> <integer> <integer>
+      <quoted_string>; ... };
diff --git a/doc/misc/trusted-keys.grammar.rst b/doc/misc/trusted-keys.grammar.rst
new file mode 100644
index 0000000..55cfa38
--- /dev/null
+++ b/doc/misc/trusted-keys.grammar.rst
@@ -0,0 +1,16 @@
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+::
+
+  trusted-keys { <string> <integer>
+      <integer> <integer>
+      <quoted_string>; ... };, deprecated