Configuration Examples Of Dual-System Hsb; Example For Configuring Dual-System Hsb On The S9700 - Huawei S9700 Series Configuration Manual

S9700 Core Routing Switch
Configuration Guide - SPU
Procedure
Step 1 Run the display hot-standby configuration command on the SPU to check whether the value
of TCP State is CONNECT.
If the value of TCP State is INITIAL or CONNECTING or LISTENING, it indicates that
the channel between the active and standby modules is faulty. The possible cause is that the
cable connected to the channel between the active and standby modules is removed or the data
configuration of the channel between the active and standby modules is incorrect.
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7.5 Configuration Examples of Dual-System HSB

This section provides several configuration examples of dual-system HSB.

7.5.1 Example for Configuring Dual-System HSB on the S9700

This section describes how to configure dual-system HSB on the S9700 to improve the service
reliability.
Networking Requirements
A firewall board is taken as an independent device. As shown in
SPU A and SPU B are installed on the same S9700 to implement the dual-system HSB function.
Issue 01 (2012-03-15)
NOTE
l The S9700 imports flows to the SPU through Eth-Trunk0 and Eth-Trunk1.
l A VRRP group is configured on SPU A and SPU B. SPU A is the master and SPU B is the backup.
When the SPU A-side link is faulty, traffic is switched to SPU B.
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7 Dual-System HSB Configuration
Figure 7-2, firewall boards
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