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igmp snooping vlan mrouter
state
All M-Router port (if any) status of all VLANs in the switch,
this will not be displayed if no M-Router port is specified.
igmp snooping vlan mrouter
present
Whether query packets present in the M-Router
igmp snooping vlan query TX Query packet number sent by the VLAN
igmp snooping vlan query SX Query packet number received by the VLAN
igmp snooping multicast mac Multicast addresses learnt by the IGMP Snooping forward
table.
igmp snooping multicast port The member port name corresponding to each multicast
MAC address in the IGMP Snooping forward table.
7.4.1.2 show mac-address-table multicast
Command: show mac-address-table multicast [vlan <vlan-id>]
Function: Display information for the multicast MAC address table.
Parameter: <vlan-id> is the VLAN ID to be included in the display result.
Command mode: Admin Mode
Default: Multicast MAC address-port mapping is not displayed by default.
Usage Guide: This command can be used to display the multicast6 MAC address table
for the current switch.
Example: Display the multicast mapping for VLAN100.
Switch#show mac-address-table multicast vlan 100
Vlan Mac Address Type Ports
---- --------------------------- ------- -------------------------------------
100 01-00-5e-01-01-01 MULTI IGMP Ethernet1/2
7.4.1.3 debug igmp snooping
Command: debug ip igmp snooping
no debug ip igmp snooping
Function: Enable the IGMP Snooping debug function: the “ no debug ip igmp
snooping” command disables this debug function.
Command mode: Admin Mode
Default: IGMP Snooping debug is disabled by default.
Usage Guide: Use this command to enable IGMP Snooping debug, IGMP packet