51-18
Catalyst 6500 Series Switch Software Configuration Guide—Release 8.7
OL-8978-04
Chapter 51 Configuring Multicast Services
Configuring IGMP Snooping on the Switch
Displaying Multicast Group Information
To display information about the multicast groups, perform one of these tasks in privileged mode:
This example shows how to display information about all multicast groups on the switch:
Console> (enable) show multicast group
IGMP enabled
VLAN Dest MAC/Route Des Destination Ports or VCs / [Protocol Type]
---- ------------------ ----------------------------------------------------
1 01-00-11-22-33-44* 2/6-12
1 01-11-22-33-44-55* 2/6-12
1 01-22-33-44-55-66* 2/6-12
1 01-33-44-55-66-77* 2/6-12
Total Number of Entries = 4
Console> (enable)
Displaying IGMP Snooping Statistics
To display the IGMP snooping statistics on the switch, perform this task:
This example shows how to display the IGMP snooping statistics:
Console> (enable) show igmp statistics
IGMP enabled
IGMP statistics for vlan 1:
Transmit:
General Queries: 0
Group Specific Queries: 0
Reports: 0
Leaves: 0
Receive:
General Queries: 10
Group Specific Queries: 0
Task Command
Display information about the multicast groups. show multicast group [mac_addr] [vlan_id]
Display information only about the multicast
groups that are learned dynamically through
IGMP.
show multicast group igmp [mac_addr]
[vlan_id]
Display the total number of multicast addresses
(groups) in each VLAN.
show multicast group count [vlan_id]
Display the total number of multicast addresses
(groups) in each VLAN that were learned
dynamically through IGMP.
show multicast group count igmp [vlan_id]
Task Command
Display the IGMP snooping statistics. show igmp statistics [vlan_id]