do-ip6: no ; config options stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET. features: dns64_prefix = fe80::21b:aabb:0:0 CONFIG_END SCENARIO_BEGIN Test dns64 features ; K.ROOT-SERVERS.NET. RANGE_BEGIN 0 100 ADDRESS 193.0.14.129 ENTRY_BEGIN MATCH opcode qtype qname ADJUST copy_id REPLY QR NOERROR SECTION QUESTION . IN NS SECTION ANSWER . IN NS K.ROOT-SERVERS.NET. SECTION ADDITIONAL K.ROOT-SERVERS.NET. IN A 193.0.14.129 ENTRY_END ENTRY_BEGIN MATCH opcode subdomain ADJUST copy_id copy_query REPLY QR NOERROR SECTION QUESTION cz. IN NS SECTION AUTHORITY cz. IN NS d.ns.nic.cz. SECTION ADDITIONAL d.ns.nic.cz. IN A 193.29.206.1 ;d.ns.nic.cz. IN AAAA 2001:678:1::1 ENTRY_END RANGE_END RANGE_BEGIN 0 100 ADDRESS 193.29.206.1 ENTRY_BEGIN MATCH opcode subdomain ADJUST copy_id copy_query REPLY QR NOERROR SECTION QUESTION example.cz. IN NS SECTION AUTHORITY example.cz. IN NS ns.example.cz. SECTION ADDITIONAL ns.example.cz. IN A 1.2.3.4 ENTRY_END RANGE_END RANGE_BEGIN 0 100 ADDRESS 1.2.3.4 ENTRY_BEGIN MATCH opcode qtype qname ADJUST copy_id REPLY QR NOERROR SECTION QUESTION www.example.cz. IN A SECTION ANSWER www.example.cz. IN A 1.2.3.5 www.example.cz. IN A 1.2.3.6 SECTION AUTHORITY example.cz. IN NS ns.example.cz. SECTION ADDITIONAL ns.example.cz. IN A 1.2.3.4 ENTRY_END ENTRY_BEGIN MATCH opcode qname qtype ADJUST copy_id REPLY QR NOERROR SECTION QUESTION www.example.cz. IN AAAA SECTION AUTHORITY example.cz. 3600 IN SOA bla. bla. 1 2 3 4 5 SECTION ADDITIONAL ENTRY_END ENTRY_BEGIN MATCH opcode qname qtype ADJUST copy_id REPLY QR NOERROR SECTION QUESTION www6.example.cz. IN AAAA SECTION ANSWER www6.example.cz. 3600 IN AAAA 2001:db8::1 SECTION ADDITIONAL ENTRY_END ENTRY_BEGIN MATCH opcode qname ADJUST copy_id copy_query REPLY QR NOERROR SECTION QUESTION cname.example.cz. IN CNAME SECTION ANSWER cname.example.cz. IN CNAME www.example.cz. ENTRY_END ENTRY_BEGIN MATCH opcode qname qtype ADJUST copy_id REPLY QR REFUSED SECTION QUESTION fail6.example.cz. IN AAAA SECTION ANSWER ENTRY_END RANGE_END STEP 10 QUERY ENTRY_BEGIN REPLY RD SECTION QUESTION www.example.cz. IN AAAA ENTRY_END STEP 11 CHECK_ANSWER ENTRY_BEGIN MATCH flags rcode question answer REPLY QR RD RA NOERROR SECTION QUESTION www.example.cz. IN AAAA SECTION ANSWER www.example.cz. IN AAAA fe80::21b:aabb:102:305 www.example.cz. IN AAAA fe80::21b:aabb:102:306 ENTRY_END ; Do not synthesize on +CD queries, sec. 5.5.3. STEP 12 QUERY ENTRY_BEGIN REPLY RD DO CD SECTION QUESTION www.example.cz. IN AAAA ENTRY_END STEP 13 CHECK_ANSWER ENTRY_BEGIN MATCH flags rcode question answer authority REPLY QR RD RA DO CD NOERROR SECTION QUESTION www.example.cz. IN AAAA SECTION ANSWER SECTION AUTHORITY example.cz. 3600 IN SOA bla. bla. 1 2 3 4 5 ENTRY_END ; Do not synthesize if AAAA exists. STEP 14 QUERY ENTRY_BEGIN REPLY RD SECTION QUESTION www6.example.cz. IN AAAA ENTRY_END STEP 15 CHECK_ANSWER ENTRY_BEGIN MATCH flags rcode question answer REPLY QR RD RA NOERROR SECTION QUESTION www6.example.cz. IN AAAA SECTION ANSWER www6.example.cz. 3600 IN AAAA 2001:db8::1 ENTRY_END ; Generate from simple NODATA behind a CNAME. STEP 16 QUERY ENTRY_BEGIN REPLY RD SECTION QUESTION cname.example.cz. IN AAAA ENTRY_END STEP 17 CHECK_ANSWER ENTRY_BEGIN MATCH flags rcode question answer REPLY QR RD RA NOERROR SECTION QUESTION cname.example.cz. IN AAAA SECTION ANSWER cname.example.cz. IN CNAME www.example.cz. www.example.cz. IN AAAA fe80::21b:aabb:102:305 www.example.cz. IN AAAA fe80::21b:aabb:102:306 ENTRY_END ; Fail for AAAA won't cause query for A (answer not defined). STEP 18 QUERY ENTRY_BEGIN REPLY RD SECTION QUESTION fail6.example.cz. IN AAAA ENTRY_END STEP 19 CHECK_ANSWER ENTRY_BEGIN MATCH flags rcode question answer REPLY QR RD RA SERVFAIL SECTION QUESTION fail6.example.cz. IN AAAA SECTION ANSWER ENTRY_END SCENARIO_END