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avahi: T6908: add option to define mdns-repeater max-cache entries #1571

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Nov 23, 2024
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avahi: T6908: add option to define mdns-repeater max-cache entries #1571

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11 changes: 9 additions & 2 deletions docs/configuration/service/mdns.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,9 @@ Since the mDNS protocol sends the :abbr:`AA(Authoritative Answer)` records in
the packet itself, the repeater does not need to forge the source address.
Instead, the source address is of the interface that repeats the packet.

.. note:: You can not run this in a VRRP setup, if multiple mDNS repeaters
are launched in a subnet you will experience the mDNS packet storm death!

Configuration
=============

Expand Down Expand Up @@ -43,8 +46,12 @@ Configuration
Allow listing additional custom domains to be browsed (in addition to the
default ``local``) so that they can be reflected.

.. note:: You can not run this in a VRRP setup, if multiple mDNS repeaters
are launched in a subnet you will experience the mDNS packet storm death!
.. cfgcmd:: set service mdns repeater cache-entries <entries>

Specify how many resource records are cached per interface. Bigger values
allow mDNS work correctly in large LANs but also increase memory consumption.

Defaults to: 4096

Example
=======
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