Igmp Snooping Troubleshooting - Edge-Core ES4624-SFP Manual

IGMP Snooping listening result:
Similar to scenario 1.

18.5 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:
4. Make sure correct physical connection.
5. Activate IGMP Snooping on whole config mode (use ip igmp snooping)
6. Config IGMP Snooping at VLAN on whole config mode ( use ip igmp snooping vlan
<vlan-id>)
7. Make sure one VLAN is configured as L2 common checker in same mask, or make
sure configured static mrouter.
8. 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.
18.5.1 Commands for Monitor And Debug
18.5.1.1 debug igmp snooping all/packet/event/timer/mfc
Command: debug igmp snooping all/packet/event/timer/mfc
no debug igmp snooping all/packet/event/timer/mfc
Function: Enable the IGMP Snooping switch of the switch; the "no debug igmp
snooping all/packet/event/timer/mfc" disables the debugging switch
Command Mode: Admin Mode
Default: IGMP Snooping debugging switch is disabled on the switch by default
Usage Guide: The command is used for enable the IGMP Snooping debugging switch of
the switch, switch IGMP data packet message can be shown with "packet" parameter,
event message with "event", timer message with "time", downsending hardware entries
message with "mfc", and all debugging messages with "all".
18.5.1.2 show ip igmp snooping
Command: show ip igmp snooping [vlan <vlan-id>]
Parameter: <vlan-id> is the vlan number specified for displaying IGMP Snooping
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