PIM silent is enabled.
After PIM silent is enabled, the Hello packet attack of malicious hosts is effectively prevented
and the switch is protected.
----End
6.14.3 Checking the Configuration
After PIM silent is configured, you can run the command to check information about the PIM
interface.
Prerequisite
All the configurations of PIM silent are complete.
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.
----End
Example
Run the display pim interface verbose command, and you can find that the configuration is
complete.
<SwitchA> display pim interface verbose
VPN-Instance: public net
Interface: Vlanif10, 2.2.2.2
PIM version: 2
PIM mode: Sparse
PIM DR: 2.2.2.2 (local)
PIM DR Priority (configured): 1
PIM neighbor count: 0
PIM hello interval: 30 s
PIM LAN delay (negotiated): 500 ms
PIM LAN delay (configured): 500 ms
PIM hello override interval (negotiated): 2500 ms
PIM hello override interval (configured): 2500 ms
PIM Silent: enabled
PIM neighbor tracking (negotiated): disabled
PIM neighbor tracking (configured): disabled
PIM generation ID: 0X2649E5DA
PIM require-genid: disabled
PIM hello hold interval: 105 s
PIM assert hold interval: 180 s
PIM triggered hello delay: 5 s
PIM J/P interval: 60 s
PIM J/P hold interval: 210 s
PIM BSR domain border: disabled
PIM BFD: disabled
PIM dr-switch-delay timer : not configured
Number of routers on link not using DR priority: 0
Number of routers on link not using LAN delay: 0
Number of routers on link not using neighbor tracking: 1
ACL of PIM neighbor policy: -
ACL of PIM ASM join policy: -
ACL of PIM SSM join policy: -
Quidway S7700 Smart Routing Switch
Configuration Guide - Multicast 6 PIM-SM (IPv4) Configuration
Issue 01 (2011-07-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
192
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