1. Run:
system-view
The system view is displayed.
2. Run:
pim [ vpn-instance vpn-instance-name ]
The PIM view is displayed.
3. Run:
holdtime assert interval
The period for holding the Assert state is set.
The switch that fails in the election prevents its downstream interface from forwarding
multicast data.
After the Holdtime of the Assert state expires, the downstream interface can forward
packets.
l Configuration on an Interface
1. Run:
system-view
The system view is displayed.
2. Run:
interface interface-type interface-number
The interface view is displayed.
The interface can be a VLANIF interface, or an Loopback interface.
3. Run:
pim holdtime assert interval
The period for holding the Assert state is set.
The switch that fails in the election prevents its downstream interface from forwarding
multicast data.
After the Holdtime period of the Assert state expires, the downstream interface can
forward packets.
----End
5.9.3 Checking the Configuration
After the control parameters for assert are adjusted, you can check information about the PIM
interface and the PIM routing table and statistics about PIM control messages through
commands.
Procedure
l Run the display pim [ vpn-instance vpn-instance-name | all-instance ] interface
[ interface-type interface-number | up | down ] [ verbose ] command to check PIM on an
interface.
l Run the display pim [ vpn-instance vpn-instance-name | all-instance ] control-message
counters [ message-type { assert | graft | graft-ack | hello | join-prune | state-refresh |
Quidway S7700 Smart Routing Switch
Configuration Guide - Multicast 5 PIM-DM (IPv4) Configuration
Issue 01 (2011-07-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
131
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