Huawei AR2200-S Series Configuration Manual page 194

Huawei AR2200-S Series Enterprise Routers
Configuration Guide - Reliability
[RouterA-bfd] quit
[RouterA] bfd atob bind peer-ip 100.1.1.2 interface gigabitethernet 2/0/0.1
[RouterA-bfd-session-atob] discriminator local 1
[RouterA-bfd-session-atob] discriminator remote 2
[RouterA-bfd-session-atob] commit
[RouterA-bfd-session-atob] quit
# Configure Router B.
[RouterB] bfd
[RouterB-bfd] quit
[RouterB] bfd atob bind peer-ip 100.1.1.1 interface gigabitethernet 2/0/0.1
[RouterB-bfd-session-atob] discriminator local 2
[RouterB-bfd-session-atob] discriminator remote 1
[RouterB-bfd-session-atob] commit
[RouterB-bfd-session-atob] quit
After the configuration, run the display bfd session all verbose command. You can view that
the BFD session is Up. Use the display on Router A as an example.
[RouterA] display bfd session all verbose
--------------------------------------------------------------------------------
Session MIndex : 16384
------------------------------------------------------------------------------
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): 1000
Local Detect Multi
Echo Passive
Destination Port
Proc Interface Status
WTR Interval (ms)
Active Multi
Last Local Diagnostic
Bind Application
Session TX TmrID
Session Init TmrID
Session Echo Tx TmrID
PDT Index
Session Description
------------------------------------------------------------------------------
Step 5 Configure VRRP backup group 1 to track the status of the BFD session.
# Configure Router A.
[RouterA] interface gigabitethernet 2/0/0.1
[RouterA-GigabitEthernet2/0/0.1] dot1q vrrp vid 10
[RouterA-GigabitEthernet2/0/0.1] vrrp vrid 1 virtual 100.1.1.100
[RouterA-GigabitEthernet2/0/0.1] vrrp vrid 1 priority 160
[RouterA-GigabitEthernet2/0/0.1] vrrp vrid 1 track bfd-session 1
[RouterA-GigabitEthernet2/0/0.1] arp broadcast enable
[RouterA-GigabitEthernet2/0/0.1] quit
# Configure Router B.
[RouterB] interface gigabitethernet 2/0/0.1
[RouterB-GigabitEthernet2/0/0.1] dot1q vrrp vid 10
[RouterB-GigabitEthernet2/0/0.1] vrrp vrid 1 virtual 100.1.1.100
[RouterB-GigabitEthernet2/0/0.1] vrrp vrid 1 track bfd-session 2
[RouterB-GigabitEthernet2/0/0.1] arp broadcast enable
Issue 01 (2012-01-06)
: 1
: Asynchronous Mode Without Echo Function
: Interface(GigabitEthernet2/0/0.1)
: Static
: 100.1.1.2
: 100.1.1.2
: GigabitEthernet2/0/0.1
: 2
: 1000
: 3
: Disable
: 3784
: Disable
: -
: 3
: Control Detection Time Expired
: No Application Bind
: -
: -
: -
: FSM-B030000 | RCV-0 | IF-B030000 | TOKEN-0
: -
Total UP/DOWN Session Number : 1/0
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
(One Hop) State : Up
Remote Discriminator
TOS-EXP
Min Rx Interval (ms)
Actual Rx Interval (ms): 1000
Detect Interval (ms)
Acl Number
TTL
Process PST
Session Detect TmrID
Session WTR TmrID
3 BFD Configuration
Name : atob
: 2
: 7
: 1000
: 3000
: -
: 255
: Disable
: -
: -
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