Chapter 2
Catalyst 2950 and 2955 Cisco IOS Commands
Expressions are case sensitive. For example, if you enter | exclude output, the lines that contain output
do not appear, but the lines that contain Output appear.
Examples
This is an example of output from the show ip igmp snooping command:
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>
This is an example of output from the show ip igmp snooping vlan 1 command:
Switch# show ip igmp snooping vlan 1
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 :pim-dvmrp
Source only learning age timer :10
CGMP interoperability mode
Last member query interval
0L-10102-01
: Enabled
: Enabled
: Enabled
: Disabled
: 2
:Enabled
:Disabled
:pim-dvmrp
:10
:IGMP_ONLY
:100
:Enabled
:Disabled
:pim-dvmrp
:10
:IGMP_ONLY
:100
: Enabled
: Enabled
: Enabled
: Disabled
: 2
:Enabled
:Disabled
:IGMP_ONLY
: 100
Catalyst 2950 and Catalyst 2955 Switch Command Reference
show ip igmp snooping
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