3com 8807 Reference Guide

C

HAPTER

 35: IGMP C

ONFIGURATION

 C

OMMANDS

group-address: Address of the multicast group.

vlan-interface interface-number: VLAN interface number.

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.

# 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 [ vlan-interface interface-number ]

Any view

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.

Use the display igmp interface command to view the IGMP configuration and 
running information on an interface.

# View the IGMP configuration and running information of all interfaces.

Table 85   Description of the fields of the display igmp group command

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).