FortiGate
FortiGate Next Generation Firewall utilizes purpose-built security processors and threat intelligence security services from FortiGuard labs to deliver top-rated protection and high performance, including encrypted traffic.
tana
Staff
Staff
Article Id 196631

Description

 

This article describes that iIn some case(s), it may be necessary to reset a VPN tunnel so the SA sessions will be cleared.
It is possible to 'flush' a tunnel so the SAs can be re-established.
 
Scope
 
FortiGate.


Solution

 

diagnose vpn tunnel flush <my-phase1-name>

 
or use the below command as well:
 
diagnose vpn ike gateway clear name <my-phase1-name>
 
Note.

Replace 'my-phase1-name' with the name of the Phase1 part of the VPN tunnel. If the name is NOT specified, all tunnels will be 'flushed'.

Related article:

Technical Note: How to bring down the shortcut VPN tunnel created by Auto-Discovery VPN (ADVPN)