ADTRAN 1000R Series - page 1077

Command Reference Guide PPP Interface Configuration Command Set
61200510L1-35E Copyright © 2005 ADTRAN 1077
ip mcast-stub helper-enable
Use the ip mcast-stub helper-enable command to assign the ip mcast-stub helper-address as the IGMP
proxy. Use the no form of this command to disable.
Syntax Description
No subcommands.
Default Values
By default, this command is disabled.
Applicable Platforms
This command applies to the NetVanta 300, 1000R, 2000, 3000, 4000, and 5000 and Total Access 900
Series units.
Command History
Release 8.1 Command was introduced.
Release 10.1 Command was expanded to include PPP interfaces.
Functional Notes
This command is used in IP multicast stub applications in conjunction with the ip mcast-stub
helper-address, ip mcast-stub upstream, and ip mcast-stub downstream commands. When enabled,
the interface becomes a helper forwarding interface. The IGMP host function is dynamically enabled and
the interface becomes the ac tive upstream in te r face, enabling the unit to perform as an IGMP proxy.
Usage Examples
The following example sets the helper address as the IGMP proxy:
(config)#interface ppp 1
(config-ppp 1)#ip mcast-stub helper-enable