Example For Configuring Multi-Hop Bfd - Huawei Quidway S3700 Series Configuration Manual
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Quidway S3700 Series Ethernet Switches
Configuration Guide - Reliability
6.9.3 Example for Configuring Multi-Hop BFD
Networking Requirements
As shown in
Switch C.
Interfaces of the S3700 are Layer 2 interfaces. To configure multi-hop BFD, you need to add an
interface to a VLAN, create a VLANIF interface, and assign an IP address to the VLANIF
interface.
Figure 6-3 Networking diagram of multi-hop BFD
SwitchA
Configuration Roadmap
The configuration roadmap is as follows:
1.
2.
Data Preparation
To complete the configuration, you need the following data:
l
l
l
l
l
Issue 01 (2011-10-26)
ip address 10.1.1.6 255.255.255.0
#
interface Ethernet0/0/1
port hybrid pvid vlan 13
port hybrid untagged vlan 13
#
bfd btoa bind peer-ip 10.1.1.5 interface Vlanif13
discriminator local 2
discriminator remote 1
commit
#
return
Figure
6-3, a BFD session is used to test the multi-hop path between Switch A and
Etherent0/0/1
Etherent0/0/1
VLAN 10
Configure a BFD session on Switch A to detect the multi-hop path from Switch A to Switch
C.
Configure a BFD session on Switch C to detect the multi-hop path from Switch C to Switch
A.
Peer IP address bound to the BFD session
Local and remote identifiers of the BFD session
IP address of VLANIF 10 on Switch A: 10.1.1.1/16
IP address of VLANIF 10 on Switch B: 10.1.1.2/16
IP address of VLANIF 20 on Switch B: 10.2.1.1/16
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Etherent0/0/2
Etherent0/0/1
VLAN 20
SwitchB
6 BFD Configuration
SwitchC
309
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