Huawei Quidway S2700 Series Configuration Manual page 19

Quidway S2700 Series Ethernet Switches
Configuration Guide - Multicast
Step 3 Run:
igmp-snooping suppress-time suppress-time
The suppression duration of IGMP messages is set.
By default, the suppression duration of IGMP messages is 10 seconds.
Step 4 Run:
igmp-snooping router-aging-time router-aging-time
The aging time of the router interface is set.
By default, the S2700 sets the aging time of the router interface as follows:
l If the router interface receives an IGMP Query message, the S2700 sets the aging time of
l If the router interface receives a PIM Hello message and the holdtime value of the Hello
Step 5 Run:
igmp-snooping max-response-time max-response-time
The maximum response time for IGMP messages is set.
By default, the maximum response time for IGMP messages is 10 seconds.
Step 6 Run:
igmp-snooping require-router-alert
The S2700 is configured to process only the IGMP messages that contain the Router Alert option
in the IP header.
By default, the S2700 can process the IGMP messages that do not contain the Router Alert option
in the IP header from a VLAN.
Step 7 Run:
igmp-snooping send-router-alert
The S2700 is configured to send the IGMP messages that contain the Router Alert option in the
IP header.
By default, the S2700 sends the IGMP messages that contain the Router Alert option in the IP
header.
Step 8 Run:
quit
The system view is displayed.
Issue 01 (2011-07-15)
NOTE
For IGMP Report and Leave messages, it is recommended that you set the suppression duration the same
as the maximum response time for these messages in a VLAN.
the interface to 180 seconds.
message is larger than the remaining aging time of the interface, the S2700 sets the aging
time of the interface to the holdtime value contained in the PIM Hello message. If the holdtime
value is smaller than the remaining aging time of the router interface, the S2700 does not
change the aging time of the interface.
NOTE
The maximum response time must be shorter than the interval for sending IGMP General Query messages.
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1 IGMP Snooping Configuration
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