Displaying Multicast Router Interfaces - Cisco Catalyst 4500 Series Software Configuration Manual

Chapter 28 Configuring IGMP Snooping and Filtering, and MVR
This example shows how to display the host types and ports of a group in VLAN 1:
Switch# show ip igmp snooping groups vlan 10 226.6.6.7
Vlan
---------------------------------------------------------
10
Switch>
This example shows how to display the current state of a group with respect to a source IP address:
Switch# show ip igmp snooping groups vlan 10 226.6.6.7 sources
Source information for group 226.6.6.7:
Timers: Expired sources are deleted on next IGMP General Query
SourceIP
-------------------------------------------------------
2.0.0.1
2.0.0.2
Switch>
This example shows how to display the current state of a group with respect to a host MAC address:
Switch# show ip igmp snooping groups vlan 10 226.6.6.7 hosts
IGMPv3 host information for group 226.6.6.7
Timers: Expired hosts are deleted on next IGMP General Query
Host (MAC/IP)
-------------------------------------------------------------
175.1.0.29
175.2.0.30
This example shows how to display summary information for an IGMPv3 group:
Switch# show ip igmp snooping groups vlan 10 226.6.6.7 summary
Group Address (Vlan 10)
Host type
Member Ports
Filter mode
Expires
Sources
Reporters (Include/Exclude)
This example shows how to display the total number of group addresses learned by the system globally:
Switch# show ip igmp snooping groups count
This example shows how to display the total number of group addresses learned on VLAN 5:
Switch# show ip igmp snooping groups vlan 5 count

Displaying Multicast Router Interfaces

When you enable IGMP snooping, the switch automatically learns to which interface the multicast
routers are connected.
Group Version
226.6.6.7 v3
Expires Uptime
00:03:04 00:03:48
00:03:04 00:02:07
Filter mode
INCLUDE
INCLUDE
Total number of groups:
Total number of groups:
Catalyst 4500 Series Switch, Cisco IOS Software Configuration Guide - Cisco IOS XE 3.9.xE and IOS 15.2(5)Ex
Ports
Fa7/13, Fa7/14
Inc Hosts Exc Hosts
2 0
2 0
Expires Uptime # Sources
stopped 00:00:51
stopped 00:04:14
: 226.6.6.7
: v3
: Fa7/13, Fa7/14
: INCLUDE
: stopped
: 2
: 2/0
54
30
Displaying IGMP Snooping Information
2
2
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