Accton Technology ES4626 - Manual (Page 604)

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Usage Guide: Use this command to enable IGMP Snooping debug, IGMP packet
processing information can be displayed.
Example: Enable IGMP Snooping debug.
Switch# debug ip igmp snooping
14.5.1.2 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”.
14.5.1.3 show ip igmp snooping
Command: show ip igmp snooping [vlan <vlan-id>]
Parameter: <vlan-id> is the vlan number specified for displaying IGMP Snooping
messages
Command Mode:
Admin Mode
Usage Guide: If no vlan number is specified, it will show whether global igmp snooping
switch is on, which vlan is configured with l2-general-querier function, and if a vlan
number is specified, detailed IGMP messages fo this vlan will be shown
Example:
1. Show IGMP Snooping summary messages of the switch
Switch(config)#show ip igmp snooping
Global igmp snooping status: Enabled
L3 multicasting: running
Igmp snooping is turned on for vlan 1(querier)
Igmp snooping is turned on for vlan 2
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Displayed Information Explanation
Global igmp snooping status Whether the global igmp snooping switch on the switch
is on