Blade ICE G8124-E Manuale Utente
BLADEOS 6.5.2 Application Guide
BMD00220, October 2010
Chapter 18: Internet Group Management Protocol
253
IGMP Snooping Configuration Example
This section provides steps to configure IGMP Snooping on the switch.
1.
Configure port and VLAN membership on the switch.
2.
Add VLANs to IGMP Snooping.
3.
Enable IGMPv3 Snooping (optional).
4.
Enable the IGMP feature.
5.
View dynamic IGMP information.
These commands display information about IGMP Groups and Mrouters learned by the switch.
RS G8124(config)# ip igmp snoop vlan 1
RS G8124(config)# ip igmp snoop igmpv3 enable
RS G8124(config)# ip igmp enable
RS G8124# show ip igmp groups
Note: Local groups (224.0.0.x) are not snooped/relayed and will not appear.
Source
Group
VLAN
Port
Version
Mode
Expires
Fwd
-------------- --------------- ------- ------ --------
----- -------
---
10.1.1.1
232.1.1.1
2
4
V3
INC
4:16
Yes
10.1.1.5
232.1.1.1
2
4
V3
INC
4:16
Yes
*
232.1.1.1
2
4
V3
INC
-
No
10.10.10.43
235.0.0.1
9
1
V3
INC
2:26
Yes
*
236.0.0.1
9
1
V3
EXC
-
Yes
RS G8124# show ip igmp mrouter
SrcIP
VLAN
Port
Version
Expires
MRT
QRV
QQIC
-------------------- ------- -------
--------- --------
-------
----
----
10.1.1.1
2
21
V3
4:09
128
2
125
10.1.1.5
2
23
V2
4:09
125
-
-
10.10.10.43
9
24
V2
static
unknown
-
-