Igmp Snooping Troubleshooting; Commands For Monitor And Debug - Edge-Core ES3628EA User Manual

The configuration steps are listed below:
SwitchA#config
SwitchA(Config)#ip igmp snooping
SwitchA(Config)#ip igmp snooping vlan 60 query
SwitchB#config
SwitchB(Config)#ip igmp snooping
SwitchB(Config)#ip igmp snooping vlan 100
SwitchB(Config)#ip igmp snooping vlan 100 mrouter interface Ethernet 0/0/1
Multicast Configuration
The same as scenario 1.
IGMP Snooping listening result:
Similar to scenario 1.

14.5 IGMP Snooping Troubleshooting

On IGMP Snooping function configuration and usage, IGMP Snooping might not run
properly because of physical connection or configuration mistakes. So the users should
noted that:
Make sure correct physical connection.
Activate IGMP Snooping on whole config mode (use ip igmp snooping)
Config IGMP Snooping at VLAN on whole config mode ( use ip igmp snooping vlan
<vlan-id>)
Make sure one VLAN is configured as L2 common checker in same mask, or make
sure configured static mrouter.
Use show ip igmp snooping vlan <vid> command check IGMP Snooping information
If IGMP Snooping problem cannot be solve by check, then pls. use debug command
like debug igmp snooping. Copy and send 3 minutes DEBUG information to our customer
center.

14.5.1 Commands for Monitor And Debug

14.5.1.1 debug ip igmp snooping
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