3Com Switch 7750 Series
Command Reference Guide – Multicast Chapter 4 IGMP Configuration Commands
4-2
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
Table 4-1 Output description of the display igmp group command
Field Description
Group address Multicast group address
Last Reporter The last host reporting to join in 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).
4.1.2 display igmp interface
Syntax
display igmp interface [ interface-type interface-number ]
View
Any view
Parameter
interface-type interface-number: VLAN interface type and VLAN interface number of
the router which are used to specify a VLAN interface. If this argument is not specified,
the information about all the VLAN interfaces where IGMP is running is displayed.
Description
Use the display igmp interface command to view the IGMP configuration and running
information on a VLAN interface.
Example
# View the IGMP configuration and running information of all VLAN interfaces.
<3Com> display igmp interface
Vlan-interface1 (10.153.17.99):
IGMP is enabled
Current IGMP version is 2
Value of query interval for IGMP(in seconds): 60
Value of other querier time out for IGMP(in seconds): 120