Huawei Quidway S9300 Configuration Manual - Multicast page 67

Quidway S9300 Terabit Routing Switch
Configuration Guide - Multicast
l
Issue 01 (2009-07-28)
The system view is displayed.
2. Run:
igmp
The IGMP view is displayed.
3. Run:
timer query seconds
The interval for sending IGMP General Query messages is set.
By default, the interval for sending IGMP General Query messages is 60 seconds.
4. Run:
robust-count robust-value
The IGMP robustness variable is set.
When the system starts, the system sends General Query messages for a number
–
of times specified by the value of the robustness variable. The interval for sending
General Query messages is 1/4 of the interval for sending IGMP General Query
messages.
When receiving a Leave message, the S9300 sends the IGMP Group-Specific
–
Query messages for the time specified by the value of the robustness variable at
the interval that you set.
By default, the robustness variable is 2.
5. Run:
max-response-time interval
The maximum response time for an IGMP Query message is set.
By default, the maximum response time for an IGMP Query message is 10 seconds.
6. Run:
timer other-querier-present interval
The Keepalive period of other IGMP queriers is set.
By default, the Keepalive period of other IGMP queriers = Robustness variable x
Interval for sending General Query messages + Maximum response time x 1/2. When
the values of the parameters in the formula are the default values, the Keepalive period
of other IGMP queriers is 125 seconds.
7. Run:
lastmember-queryinterval interval
The interval at which S9300 sends IGMP Group-Specific Query messages is set.
By default, the interval for sending IGMP Group-Specific Query messages is 1 second.
Configuring the IGMP querier on an interface
1. Run:
system-view
The system view is displayed.
2. Run:
interface interface-type interface-number
The interface view is displayed.
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2 IGMP Configuration
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