To verify the IGMP snooping configuration, perform one of these tasks:
Command |
Description |
switch# show ip igmp snooping [[vlan] vlan-id] |
Displays IGMP snooping configuration by VLAN. |
switch# show ip igmp snooping groups [[vlan] vlan-id] [detail] |
Displays IGMP snooping information about groups by VLAN. |
switch# show ip igmp snooping querier [[vlan] vlan-id] |
Displays IGMP snooping queriers by VLAN. |
switch# show ip igmp snooping mrouter [[vlan] vlan-id] |
Displays multicast router ports by VLAN. |
switch# show ip igmp snooping explicit-tracking vlan vlan-id |
Displays IGMP snooping explicit tracking information by VLAN. |
The following example shows how to verify the IGMP snooping parameters:
switch# show ip igmp snooping
Global IGMP Snooping Information:
IGMP Snooping enabled
IGMP Snooping information for vlan 1
IGMP snooping enabled
IGMP querier none
Switch-querier disabled
Explicit tracking enabled
Fast leave disabled
Report suppression enabled
Router port detection using PIM Hellos, IGMP Queries
Number of router-ports: 0
Number of groups: 0
IGMP Snooping information for vlan 5
IGMP snooping enabled
IGMP querier present, address: 172.16.24.1, version: 3
Querier interval: 125 secs
Querier last member query interval: 10 secs
Querier robustness: 2
Switch-querier enabled, address 172.16.24.1, currently running
Explicit tracking enabled
Fast leave enabled
Report suppression enabled
Router port detection using PIM Hellos, IGMP Queries
Number of router-ports: 1
Number of groups: 1