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The XG Series hardware appliances will reach end-of-life (EOL) on March 31, 2025. Click here to see the XG to XGS migration documentation.

link_failover

You can configure a VPN as a backup link. Traffic is sent through the the VPN connection whenever the primary link fails.

Command

system link_failover

Syntax

system link_failover
add [primarylink] [portname] [backuplink] [vpn] [gre] [tunnel] [tunnelname] [monitor PING host] [monitor TCP host] [ipaddress] [portnumber]

Options

add [primarylink] [portname] [backuplink] [vpn] [gre] [tunnel] [tunnelname] [monitor PING host] [monitor TCP host] [ipaddress] [portnumber]

Configure failover to use a VPN or GRE tunnel. When you use TCP host monitoring, you'll need to specify the TCP port to monitor. If you use ping monitoring the monitoring port isn't required.