Cisco Catalyst 4500 Series Command Reference Manual page 809

Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
This example shows how to display the current state of a group with respect to a host MAC address:
Switch# show ip igmp snooping group 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
Switch>
This example shows how to display summary information for a v3 group:
Switch# show ip igmp snooping group vlan 10 226.6.6.7 summary
Group Address (Vlan 10)
Host type
Member Ports
Filter mode
Expires
Sources
Reporters (Include/Exclude)
Switch>
This example shows how to display multicast router information for VLAN 1:
Switch# show ip igmp snooping mrouter vlan 1
vlan
-----+----------------------------------------
1
Switch#
This example shows how to display the total number of group addresses learned by the system globally:
Switch# show ip igmp snooping group count
Total number of groups:
Switch>
This example shows how to display the total number of group addresses learned on VLAN 5:
Switch# show ip igmp snooping group vlan 5 count
Total number of groups:
Switch>
Related Commands Command
ip igmp snooping
ip igmp snooping vlan immediate-leave
ip igmp snooping vlan mrouter
ip igmp snooping vlan static
show ip igmp interface
show ip igmp snooping mrouter
show mac-address-table multicast
OL-27596 -01
Filter mode Expires
INCLUDE stopped
INCLUDE stopped
ports
Gi1/1,Gi2/1,Fa3/48,Router
54
30
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
Uptime # Sources
00:00:51
00:04:14
: 226.6.6.7
: v3
: Fa7/13, Fa7/14
: INCLUDE
: stopped
: 2
: 2/0
Description
Enable IGMP snooping.
Enable IGMP immediate-leave processing.
Configures a Layer 2 interface as a multicast router
interface for a VLAN.
Configures a Layer 2 interface as a member of a group.
Displays the information about the IGMP-interface status
and configuration.
Displays information on the dynamically learned and
manually configured multicast switch interfaces.
Displays information about the multicast MAC address
table.
show ip igmp snooping
2
2
2-751