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Cisco Catalyst Blade Switch 3120 for HP Command Reference
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Chapter 2 Cisco Catalyst Blade Switch 3120 for HP Cisco IOS Commands
show ip igmp snooping
Vlan 1:
--------
IGMP snooping :Enabled
Immediate leave :Disabled
Multicast router learning mode :pim-dvmrp
Source only learning age timer :10
CGMP interoperability mode :IGMP_ONLY
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 : Enabled
IGMPv3 snooping (minimal) : Enabled
Report suppression : Enabled
TCN solicit query : Disabled
TCN flood query count : 2
Last member query interval : 100
Vlan 1:
--------
IGMP snooping :Enabled
Immediate leave :Disabled
Multicast router learning mode :pim-dvmrp
Source only learning age timer :10
CGMP interoperability mode :IGMP_ONLY
Last member query interval : 100
Vlan 2:
--------
IGMP snooping :Enabled
Immediate leave :Disabled
Multicast router learning mode :pim-dvmrp
Source only learning age timer :10
CGMP interoperability mode :IGMP_ONLY
Last member query interval : 333
<output truncated>
Related Commands Command Description
ip igmp snooping Enables IGMP snooping on the switch or on a VLAN.
ip igmp snooping
last-member-query-interval
Enables the IGMP snooping configurable-leave timer.
ip igmp snooping querier Enables the IGMP querier function in Layer 2 networks.
ip igmp snooping report-suppression Enables IGMP report suppression.
ip igmp snooping tcn Configures the IGMP topology change notification
behavior.
ip igmp snooping tcn flood Specifies multicast flooding as the IGMP spanning-tree
topology change notification behavior.
ip igmp snooping vlan
immediate-leave
Enables IGMP snooping immediate-leave processing on a
VLAN.
ip igmp snooping vlan mrouter Adds a multicast router port or configures the multicast
learning method.
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