User Manual

Displaying IGMP Information
Command Output
show ip igmp groups [group-address [detail]
| detail | interface [group-address [detail]]
Displays information on IGMP groups.
show ip igmp interface [interface] Displays IGMP information on IGMP-enabled interfaces.
show ip igmp snooping mrouter [vlan vlan-
number]
Displays information on IGMP-enabled multicast router
(mrouter) interfaces.
clear ip igmp groups [group-address |
interface]
Clears IGMP information for group addresses and IGMP-
enabled interfaces.
show ip igmp groups Command Example
Dell# show ip igmp groups
Total Number of Groups: 2
IGMP Connected Group Membership
Group Address Interface Mode Uptime Expires
Last Reporter
226.0.0.1 Vlan 1500 INCLUDE 00:00:19 Never
1.1.1.2
226.0.0.1 Vlan 1600 INCLUDE 00:00:02 Never
1.1.1.2
Dell#show ip igmp groups detail
Interface Vlan 1500
Group 226.0.0.1
Uptime 00:00:21
Expires Never
Router mode INCLUDE
Last reporter 1.1.1.2
Last reporter mode INCLUDE
Last report received IS_INCL
Group source list
Source address Uptime Expires
1.1.1.2 00:00:21 00:01:48
Member Ports: Po 1
Interface Vlan 1600
Group 226.0.0.1
Uptime 00:00:04
Expires Never
Router mode INCLUDE
Last reporter 1.1.1.2
Last reporter mode INCLUDE
Last report received IS_INCL
Group source list
Source address Uptime Expires
1.1.1.2 00:00:04 00:02:05
Member Ports: Po 1
Dell#
show ip igmp interface Command Example
Dell# show ip igmp interface
Vlan 2 is up, line protocol is down
Inbound IGMP access group is not set
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IGMP Overview