From 10ae708b2e20c1c4920ef33b72ce37102e8d2f13 Mon Sep 17 00:00:00 2001 From: Donatas Abraitis Date: Thu, 21 Jan 2021 15:15:26 +0200 Subject: [PATCH] doc: Automatically set NO_ADVERTISE if BLACKHOLE community received Signed-off-by: Donatas Abraitis --- doc/user/bgp.rst | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/doc/user/bgp.rst b/doc/user/bgp.rst index e609761e1c..d5b41b3d21 100644 --- a/doc/user/bgp.rst +++ b/doc/user/bgp.rst @@ -1967,9 +1967,9 @@ is 4 octet long. The following format is used to define the community value. ``0xFFFF029A`` ``65535:666``. :rfc:`7999` documents sending prefixes to EBGP peers and upstream for the purpose of blackholing traffic. Prefixes tagged with the this community should normally not be - re-advertised from neighbors of the originating network. It is - recommended upon receiving prefixes tagged with this community to - add ``NO_EXPORT`` and ``NO_ADVERTISE``. + re-advertised from neighbors of the originating network. Upon receiving + ``BLACKHOLE`` community from a BGP speaker, ``NO_ADVERTISE`` community + is added automatically. ``no-export`` ``no-export`` represents well-known communities value ``NO_EXPORT`` -- 2.39.5