Document the 'request-ixfr-max-diffs' configuration option
Document the new configuration option and its default value.
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Arаm Sаrgsyаn
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@@ -2503,6 +2503,20 @@ Boolean Options
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or view setting for that zone. It may also be set in the
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:namedconf:ref:`server` block.
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.. namedconf:statement:: request-ixfr-max-diffs
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:tags: transfer
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:short: Sets the maximum number of incoming incremental zone transfer (IXFR) differences, exceeding which triggers a full zone transfer (AXFR).
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The :any:`request-ixfr-max-diffs` clause configured for the local server,
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acting as a secondary, sets the maximum number of incremental zone transfer
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(IXFR) differences after which the secondary server will abort the
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incremental zone transfer process and requeast a full zone transfer (AXFR).
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The default value is ``0``, which means there is no maximum limit.
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It may also be set in the zone block; if set there, it overrides the global
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or view setting for that zone. It may also be set in the
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:namedconf:ref:`server` block.
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.. namedconf:statement:: request-expire
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:tags: transfer, query
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:short: Specifies whether the local server requests the EDNS EXPIRE value, when acting as a secondary.
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