NEC INTELLIGENT L2 SWITCH N8406-022A - Manual (Page 66)

IGMP Snooping 66
3. View dynamic IGMP information.
>> /info/l3/igmp (Select IGMP Information menu)
>> IGMP Multicast# dump (Show IGMP Group information)
>> Switch-A - IGMP Multicast# dump
Group VLAN Version Port
----------- ------ --------- -------------
238.1.0.0 1 V2 20
238.1.0.1 1 V2 21
>> IGMP Multicast# mrouter (Select MRouter Information menu)
>> IGMP Multicast Router# dump (Show IGMP Group information)
VLAN Port Version L)earnt/(S)tatic
---------- ----------- ---------- -----------------
1 23 V2 S
These commands display information about IGMP Groups and Mrouters learned through IGMP Snooping.
Configuring IGMP Filtering (CLI example)
1. Enable IGMP Filtering on the switch.
>> /cfg/l3/igmp/igmpflt (Select IGMP Filtering menu)
>> IGMP Filter# ena (Enable IGMP Filtering)
Current status: disabled
New status: enabled
2. Define an IGMP Filter.
>> //cfg/l3/igmp/igmpflt (Select IGMP Filtering menu)
>>IGMP Filter# filter 1 (Select Filter 1 Definition menu)
>>IGMP Filter 1 Definition# range 224.0.1.0 (Enter first IP
address of the range)
Current multicast address2:
Enter new multicast address2: 226.0.0.0 (Enter second IP
address of the range)
Current multicast address1:
New pending multicast address1: 224.0.1.0
Current multicast address2:
New pending multicast address2: 226.0.0.0
>>IGMP Filter 1 Definition# action deny (Deny multicast traffic)
>>IGMP Filter 1 Definition# ena (Enable the filter)