Example For Configuring Multi-Hop Bfd - Huawei AR2200-S Series Configuration Manual

Huawei AR2200-S Series Enterprise Routers
Configuration Guide - Reliability
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3.13.3 Example for Configuring Multi-Hop BFD

In this example, a BFD session is created on both ends of a multi-hop path to fast detect faults
in the multi-hop path.
Networking Requirements
On the network shown in
multi-hop routes between Router A and Router C.
Figure 3-5 Networking diagram of multi-hop BFD
RouterA
Configuration Roadmap
The configuration roadmap is as follows:
1.
Issue 01 (2012-01-06)
bfd atob bind peer-ip 110.1.1.2 interface
Vlanif10
discriminator local
10
discriminator remote
20
commit
#
return
Configuration file of Router B
#
sysname RouterB
#
vlan batch 10
#
bfd
#
interface
Vlanif10
ip address 110.1.1.2
255.255.255.0
#
interface Ethernet2/0/1
port link-type access
port default vlan 10
#
bfd atob bind peer-ip 110.1.1.1 interface vlanif 10
discriminator local 20
discriminator remote 10
commit
#
return
Figure
GE1/0/0
10.1.1.2/24
10.1.1.1/24
Configure a BFD session on Router A to detect faults in multi-hop routes between Router
A and Router C.
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3-5, BFD in asynchronous mode is used to detect faults in
GE1/0/0
GE2/0/0
10.2.1.1/24
RouterB
3 BFD Configuration
GE1/0/0
10.2.1.2/24
RouterC
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