
ip igmp static-group
Configures a multicast group as permanently reachable on an outgoing interface.
Syntax: ip igmp static-group groupAddr [number of groups] [source srcAddr]
[no] ip igmp static-group groupAddr [number of groups] [source srcAddr]
groupAddr
IP address of multicast group.
number of groups
Number of multicast groups. Valid Values 0 - 1024. Default: 1
srcAddr
Specifies a source address for configured static groups.
Description: The ip igmp static-group command configures specific multicast groups (*, G) or (S, G) joins as permanently reachable out a defined interface as long as they were received on the correct RPF interface. In this way, continuous line rates can be tested and/or monitored.
The configuration of (S, G) static joins will be accepted in both the SSM and SM operation group ranges. However, the configuration of new static (*, G) join would not be made operational as long as it conflicts with a configured SSM range.
Use the ip igmp static-group groupAddr command to configure (*, G) joins optionally specifying the number of groups to configure.
Use the ip igmp static-group groupAddr source srcAddr to configure (S, G) joins optionally specifying a unicast source address for the configured groups.
Use the [number of groups] option to specify a number of multicast groups. The maximum number of groups is 1,024.
Use the no ip igmp static-group groupAddr [number of groups] to remove the specified group(s). Specifying a group address of 0 removes all groups. To remove an (S, G) join, both the group address and specific source address must be specified.
Use the show ip mroute command to view configuration settings.
Factory Default: None.
Command Mode: Interface configuration.
Example 1: The following command configures all multicast groups 232.0.0.1 to 232.0.0.100 for the pos 1/3/4 outgoing interface:
router#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
router(config)#interface pos 1/3/4
router(config-if)#ip igmp static-group 232.0.0.1 100
router(config-if)#end
router#
Example 2: The following command configures all multicast groups 232.0.0.1 to 232.0.0.100 to (S, G) join 20.7.7.0 for the pos 1/3/4 outgoing interface:
router#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
router(config)#interface pos 1/3/4
router(config-if)#ip igmp static-group 232.0.0.1 100 source 20.7.7.0
router(config-if)#end
router#
Related Commands: show ip mroute
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Avici Systems Inc.
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Source
File Name: MultiCommds.fm
HTML File Name: MultiCommds4.html
Last Updated: 12/19/04 at 14:57:49