By default a IPSec tunnel will only come on when traffic is passed through

However if you enable Auto-Negotiate at both ends it will stay up

https://community.fortinet.com/t5/FortiGate/Technical-Tip-Using-the-IPSec-auto-negotiate-and-keepalive/ta-p/189536

 

 

Tags: auto negoitiate, backup, Fortigate, Fortinet, ip sec, not coming up, Secondary, staying alive, staying up, traffic, turn on, VPN

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