97
Description
Use igmp send-router-alert to enable insertion of the Router-Alert option in IGMP messages to send
through a port.
Use undo igmp send-router-alert to disable insertion of the Router-Alert option in IGMP messages to
send through a port.
By default, IGMP messages are sent with the Router-Alert option.
Related commands: igmp require-router-alert and send-router-alert.
Examples
# 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
igmp ssm-mapping enable
Syntax
igmp ssm-mapping enable
undo igmp ssm-mapping enable
View
Interface view
Default level
2: System level
Parameters
None
Description
Use igmp ssm-mapping enable to enable the IGMP SSM mapping feature on the current interface.
Use undo igmp ssm-mapping enable to disable the IGMP SSM mapping feature on the current interface.
By default, the IGMP SSM mapping feature is disabled on all interfaces.
Examples
# 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
igmp startup-query-count
Syntax
igmp startup-query-count value
undo igmp startup-query-count