Send-Router-Alert (Igmp View); Ssm-Mapping (Igmp View) - 3Com S7906E Command Reference Manual

send-router-alert (IGMP view)

Syntax
send-router-alert
undo send-router-alert
View
Public instance IGMP view, VPN instance IGMP view
Default Level
2: System level
Parameters
None
Description
Use the send-router-alert command to globally enable insertion of the Router-Alert option into IGMP
messages to be sent.
Use the undo send-router-alert command to globally disable insertion of the Router-Alert option into
IGMP messages to be sent.
By default, an IGMP message carries the Router-Alert option.
Related commands: igmp send-router-alert, require-router-alert.
Examples
# Globally disable the insertion of the Router-Alert option in IGMP messages to be sent in the public
instance.
<Sysname> system-view
[Sysname] igmp
[Sysname-igmp] undo send-router-alert

ssm-mapping (IGMP view)

Syntax
ssm-mapping group-address { mask | mask-length } source-address
undo ssm-mapping { group-address { mask | mask-length } source-address | all }
View
Public instance IGMP view, VPN instance IGMP view
Default Level
2: System level
Parameters
group-address: Specifies a multicast group by its IP address, in the range of 224.0.0.0 to
239.255.255.255.
mask: Subnet mask of the multicast group address.
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