3Com Switch 8800 Family Command Reference Guide

604 CHAPTER 35: IGMP CONFIGURATION COMMANDS
Parameter
group-address: Address of the multicast group.
vlan-interface interface-number: VLAN interface number.
Description
Use the display igmp group command to view the member information of the
IGMP multicast group.
You can specify to show the information of a group or the member information of
the multicast group on a VLAN interface. The information displayed contains the
multicast groups which the downstream hosts join through IGMP or through
command line.
Related command: igmp host-join.
Example
# Display the IGMP group members in a directly-connected subnet.
<SW8800> display igmp group
LoopBack0 (20.20.20.20): Total 3 IGMP Groups reported:
Group Address Last Reporter Uptime Expires
225.1.1.1 20.20.20.20 00:02:04 00:01:15
225.1.1.3 20.20.20.20 00:02:04 00:01:15
225.1.1.2 20.20.20.20 00:02:04 00:01:17
display igmp interface Syntax
display igmp interface [ vlan-interface interface-number ]
View
Any view
Parameter
vlan-interface interface-number: VLAN interface number of the router, used to
specify the interface. If the parameters are not provided, information about all the
interfaces running IGMP will be displayed.
Description
Use the display igmp interface command to view the IGMP configuration and
running information on an interface.
Example
# View the IGMP configuration and running information of all interfaces.
Tabl e 85 Description of the fields of the display igmp group command
Field Description
Group
address
Multicast group address
Last Reporter The last host reporting to join the multicast group
Uptime Time passed since multicast group is discovered (hh: mm: ss).
Expires Specifies when the member will be removed from the multicast group (hh:
mm: ss).