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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:26:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:26:00 +0000
commit830407e88f9d40d954356c3754f2647f91d5c06a (patch)
treed6a0ece6feea91f3c656166dbaa884ef8a29740e /doc/config-answer-reordering.rst
parentInitial commit. (diff)
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Adding upstream version 5.6.0.upstream/5.6.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+.. SPDX-License-Identifier: GPL-3.0-or-later
+
+Answer reordering
+=================
+Certain clients are "dumb" and always connect to first IP address or name found
+in a DNS answer received from resolver instead of picking randomly.
+As a workaround for such broken clients it is possible to randomize
+order of records in DNS answers sent by resolver:
+
+.. function:: reorder_RR([true | false])
+
+ :param boolean new_value: ``true`` to enable or ``false`` to disable randomization *(optional)*
+ :return: The (new) value of the option
+
+ If set, resolver will vary the order of resource records within RR sets.
+ It is enabled by default since 5.3.0.
+