doc: Append documentation for `bgp dampening` command

Signed-off-by: Donatas Abraitis <donatas.abraitis@gmail.com>

diff --git a/doc/user/bgp.rst b/doc/user/bgp.rst
index f7092f4ff01a63f81dd297269b151851b73226b1..475c7d68192e56f3b6f5943e5b23fef9e89d8359 100644 (file)
--- a/doc/user/bgp.rst
+++ b/doc/user/bgp.rst
@@ -415,6 +415,9 @@ Route Flap Dampening
    The route-flap damping algorithm is compatible with :rfc:`2439`. The use of
    this command is not recommended nowadays.
 
+   At the moment, route-flap dampening is not working per VRF and is working only
+   for IPv4 unicast and multicast.
+
 .. seealso::
    https://www.ripe.net/publications/docs/ripe-378