diff options
| author | Elad Raz <eladr@mellanox.com> | 2016-01-10 21:06:29 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-01-10 16:50:21 -0500 |
| commit | 4f5590f8cd736768170818d1b7ea0075972e2701 (patch) | |
| tree | 0477eec356f1e7c9422c1fa3ea66da92bc31defb | |
| parent | 3a49b4fde2a1384101bc80d66e41271bb37a66e7 (diff) | |
switchdev: Adding IGMP snooping documentation
Signed-off-by: Elad Raz <eladr@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | Documentation/networking/switchdev.txt | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/Documentation/networking/switchdev.txt b/Documentation/networking/switchdev.txt index 91994134efca..fad63136ee3e 100644 --- a/Documentation/networking/switchdev.txt +++ b/Documentation/networking/switchdev.txt @@ -304,8 +304,12 @@ certain netdevs from flooding unicast traffic for which there is no FDB entry. IGMP Snooping ^^^^^^^^^^^^^ -XXX: complete this section - +In order to support IGMP snooping, the port netdevs should trap to the bridge +driver all IGMP join and leave messages. +The bridge multicast module will notify port netdevs on every multicast group +changed whether it is static configured or dynamically joined/leave. +The hardware implementation should be forwarding all registered multicast +traffic groups only to the configured ports. L3 Routing Offload ------------------ |