Click "Link Backup >> Track >> Track" and set "Index" as required. "positive-
start/negative-stop" means starting the IPsec service when the track detection
state is Positive and stopping the IPsec service when the track detection state is
Negative.
5.7.3 VRRP
Scenario: Multiple gateways are connected to a network at the same time. Gateway A
acts as the host, and gateway B acts as a backup for gateway A. When gateway A
fails, gateway B temporarily replaces gateway A as the host.
1. Networking requirement
Host A uses the VRRP backup group comprising gateway A and gateway B as its
default gateway to access host B on the Internet.
Information of the VRRP backup group:
● The backup group ID is 1.
● The IP address of the virtual gateway of the backup group is 10.5.16.88.
● Gateway A acts as the master gateway.
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