Configuring The Delay For Bfd Session Status Change To Up; Checking The Configurations - Huawei NetEngine80E Configuration Manual - Reliability

HUAWEI NetEngine80E/40E Router
Configuration Guide - Reliability

5.9.2 Configuring the Delay for BFD Session Status Change to Up

The delay for BFD session status change to Up is configured to prevent traffic loss in special
scenarios.
Context
Perform the following procedure on the routers on which the setup of the BFD session needs to
be delayed:
Procedure
Step 1 Run:
system-view
The system view is displayed.
Step 2 Run:
bfd
BFD is enabled globally and the BFD view is displayed.
Step 3 Run:
delay-up seconds
The length of the delay before a BFD session goes Up is set.
By default, the delay time is 0 seconds.
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5.9.3 Checking the Configurations

By viewing the delay of a BFD session to go Up, you can check whether the configurations are
successful.
Prerequisites
The configurations of the delay of a BFD session to go Up are complete.
Procedure
Step 1 Run the display bfd statistics [ slot slot-id ] command to check statistics about global BFD.
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Example
# After the configuration, restart the router. After the restart, run the display bfd statistics
command.The System Session Delay Up Timer field in the command output. This field displays
the status of the current system delay Up time. OFF indicates that the system is in the normal
state; Xs indicates that after X seconds, the system recovers, and the BFD session goes Up.
<HUAWEI> display bfd statistics
Current Display Board Number : Main ; Current Product Register Type:
Issue 02 (2014-09-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
5 BFD Configuration
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