Configuring The Bfd To Modify The Pst; Before You Start - Huawei NetEngine80E Configuration Manual - Reliability

HUAWEI NetEngine80E/40E Router
Configuration Guide - Reliability
Procedure
l
l
----End
Example
Run the display bfd session all verbose command.
<HUAWEI> display bfd session all verbose
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Session MIndex : 256
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Local Discriminator
Session Detect Mode
BFD Bind Type
Bind Session Type
Bind Peer Ip Address
NextHop Ip Address
Bind Interface
FSM Board Id
Min Tx Interval (ms)
Actual Tx Interval (ms): 10
Local Detect Multi
Echo Passive
Destination Port
Proc interface status : Enable(Sub-If)
WTR Interval (ms)
Active Multi
Last Local Diagnostic
Bind Application
Session TX TmrID
Session Init TmrID
Session Echo Tx TmrID
PDT Index
Session Description
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The preceding display shows that the value of the field Proc interface status is Enable(Sub-
If). This indicates that the status of the BFD session aa is associated with the status of the main
interface and the sub-interface.

5.6 Configuring the BFD to Modify the PST

By configuring a BFD session to modify the PST, you can speed up link fault detection by the
BFD session. This function is applicable to only single-hop BFD sessions.

5.6.1 Before You Start

Before configuring the modification of the PST through a BFD session, familiarize yourself with
the usage scenario and complete pre-configuration task of configuring the single-hop BFD
session and data preparation.
Issue 02 (2014-09-30)
Run the display bfd session { all | static | dynamic | discriminator discr-value | peer-ip
peer-ip [ vpn-instance vpn-instance-name ] } verbose [ slot slot-id ] command to check
information about the BFD session.
Run the display bfd session { all | static | peer-ipv6 peer-ipv6 [ vpn-instance vpn-instance-
name ] } [ verbose ] [ slot slot-id ] command to check the BFD6 session.
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Copyright © Huawei Technologies Co., Ltd.
(One Hop) State : Up
: 11 Remote Discriminator
: Asynchronous Mode Without Echo Function
: Interface(GigabitEthernet1/2/0)
: Static
: 224.0.0.184
: 224.0.0.184
: GigabitEthernet1/2/0
: 1 TOS-EXP
: 10 Min Rx Interval (ms)
Actual Rx Interval (ms): 10
: 3 Detect Interval (ms)
: Disable Acl Number
: 3784 TTL
Process PST
: --
: 3
: --
: IFNET
: -- Session Detect TmrID
: -- Session WTR TmrID
: --
: FSM-0|RCV-0|IF-0|TOKEN-0
: --
5 BFD Configuration
Name : aa
: 22
: 7
: 10
: 30
: --
: 255
: Disable
: --
: --
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