3com S7906E Guide De Référence

 

1-16 

Use the igmp send-router-alert command on the current interface to enable insertion of the 

Router-Alert option in IGMP messages to be sent.  

Use the undo igmp send-router-alert command on the current interface to disable insertion of the 

Router-Alert option in IGMP messages to be sent.  

By default, IGMP messages are sent with the Router-Alert option.  

Related commands: send-router-alert, igmp require-router-alert.  

# Disable insertion of the Router-Alert option into IGMP messages that leave VLAN-interface 100.  

<Sysname> system-view 

[Sysname] interface vlan-interface 100 

[Sysname-Vlan-interface100] undo igmp send-router-alert 

undo igmp ssm-mapping enable 

Interface view 

2: System level 

None 

Use the igmp ssm-mapping enable command to enable the IGMP SSM mapping feature on the 

current interface. 

Use the undo igmp ssm-mapping enable command to disable the IGMP SSM mapping feature on the 

current interface. 

By default, the IGMP SSM mapping feature is disabled on all interfaces. 

# Enable the IGMP SSM mapping feature on VLAN-interface 100. 

<Sysname> system-view 

[Sysname] interface vlan-interface 100 

[Sysname-Vlan-interface100] igmp ssm-mapping enable