Cisco Catalyst 2960 Command Reference Manual page 400

show ip igmp snooping
IGMP snooping
Immediate leave
Multicast router learning mode
Source only learning age timer
CGMP interoperability mode
Last member query interval : 100
This is an example of output from the show ip igmp snooping command. It displays snooping
characteristics for all VLANs on the switch.
Switch> show ip igmp snooping
Global IGMP Snooping configuration:
-----------------------------------
IGMP snooping
IGMPv3 snooping (minimal)
Report suppression
TCN solicit query
TCN flood query count
Last member query interval : 100
Vlan 1:
--------
IGMP snooping
Immediate leave
Multicast router learning mode
Source only learning age timer
CGMP interoperability mode
Last member query interval
Vlan 2:
--------
IGMP snooping
Immediate leave
Multicast router learning mode
Source only learning age timer
CGMP interoperability mode
Last member query interval
<output truncated>
Related Commands Command
ip igmp snooping
ip igmp snooping
last-member-query-interval
ip igmp snooping querier
ip igmp snooping report-suppression
ip igmp snooping tcn
ip igmp snooping tcn flood
ip igmp snooping vlan
immediate-leave
ip igmp snooping vlan mrouter
Catalyst 2960 Switch Command Reference
2-476
:Enabled
:Disabled
:pim-dvmrp
:10
:IGMP_ONLY
: Enabled
: Enabled
: Enabled
: Disabled
: 2
:Enabled
:Disabled
:pim-dvmrp
:10
:IGMP_ONLY
: 100
:Enabled
:Disabled
:pim-dvmrp
:10
:IGMP_ONLY
: 333
Description
Enables IGMP snooping on the switch or on a VLAN.
Enables the IGMP snooping configurable-leave timer.
Enables the IGMP querier function in Layer 2 networks.
Enables IGMP report suppression.
Configures the IGMP topology change notification
behavior.
Specifies multicast flooding as the IGMP spanning-tree
topology change notification behavior.
Enables IGMP snooping immediate-leave processing on a
VLAN.
Adds a multicast router port or configures the multicast
learning method.
Chapter 2 Catalyst 3750 Switch Cisco IOS Commands
OL-8604-03