3Com Switch 7750 Series
Command Reference Guide – Multicast Chapter 1 IGMP Snooping Configuration Commands
1-4
z zero IGMP leave packets
z zero IGMP error packets
IGMP Snooping sends:
z zero IGMP specific query packets
1.1.4 display multicast-vlan Syntax
display multicast-vlan [ vlan-id ]
View
Any view
Parameter
vlan-id: ID of the specified VLAN.
Description
Use the display multicast-vlan command to display the configuration of the multicast
VLAN.
If the vlan-id argument is not provided when the command is executed, the
configuration information about all the VLANs in the network is displayed.
Example
# Display the configuration of multicast VLAN 2.
<3Com> display multicast-vlan 2
multicast vlan 2's subvlan list:
Vlan 1024
The information above means:
z VLAN 2 exists
z VLAN 1024 is the subvlan of VLAN 2
1.1.5 igmp-snooping Syntax
igmp-snooping { enable | disable }
View
System view