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authorDonald Sharp <donaldsharp72@gmail.com>2024-08-22 17:32:56 +0200
committerGitHub <noreply@github.com>2024-08-22 17:32:56 +0200
commit05c17eff06536e750d43829ccded5c9e8f0f9ca4 (patch)
tree5cafbf2d7a2d501cc51f998d941ef7c11ccf300a /doc
parentMerge pull request #16613 from donaldsharp/weight_issues (diff)
parenttests: Added new topotest for pim igmp static groups (diff)
downloadfrr-05c17eff06536e750d43829ccded5c9e8f0f9ca4.tar.xz
frr-05c17eff06536e750d43829ccded5c9e8f0f9ca4.zip
Merge pull request #16450 from nabahr/static_joins
PIM: Implement static IGMP joins without an IGMP report
Diffstat (limited to 'doc')
-rw-r--r--doc/user/pim.rst12
1 files changed, 10 insertions, 2 deletions
diff --git a/doc/user/pim.rst b/doc/user/pim.rst
index 1740828f2..5701560bd 100644
--- a/doc/user/pim.rst
+++ b/doc/user/pim.rst
@@ -255,9 +255,17 @@ is in a vrf, enter the interface command with the vrf keyword at the end.
Tell pim to receive IGMP reports and Query on this interface. The default
version is v3. This command is useful on a LHR.
-.. clicmd:: ip igmp join A.B.C.D [A.B.C.D]
+.. clicmd:: ip igmp join-group A.B.C.D [A.B.C.D]
- Join multicast group or source-group on an interface.
+ Join multicast group or source-group on an interface. This will result in
+ an IGMP join happening through a local socket so that IGMP reports will be
+ sent on this interface. It may also have the side effect of the kernel
+ forwarding multicast traffic to the socket unnessarily.
+
+.. clicmd:: ip igmp static-group A.B.C.D [A.B.C.D]
+
+ Add a static multicast group or source-group on an interface. This will behave
+ as if there is a receiver on this interface without any IGMP reports.
.. clicmd:: ip igmp query-interval (1-65535)