H3C S7500E Series

Command Manual – Multicast
H3C S7500E Series Ethernet Switches Chapter 3 IGMP Configuration Commands
3-20
Description
Use the max-response-time command to configure the maximum response time for
IGMP general queries globally.
Use the undo max-response-time command to restore the system default.
By default, the maximum response time for IGMP general queries is 10 seconds.
Related commands: igmp max-response-time, timer other-querier-present,
display igmp interface.
Examples
# Set the maximum response time for IGMP general queries to 8 seconds globally.
<Sysname> system-view
[Sysname] igmp
[Sysname-igmp] max-response-time 8
3.1.21 require-router-alert
Syntax
require-router-alert
undo require-router-alert
View
IGMP view
Parameters
None
Description
Use the require-router-alert command to configure the router to discard IGMP
messages that do not carry the Router-Alert option.
Use the undo require-router-alert command to restore the default configuration.
By default, the device does not check the Router-Alert option, namely it handles all the
IGMP messages it received to the upper layer protocol for processing.
Related commands: igmp require-router-alert, send-router-alert.
Examples
# Configure the router to discard IGMP messages that do not carry the Router-Alert
option.
<Sysname> system-view
[Sysname] igmp