Technical Tip: Remove Banned IP

1.  Log into FortiGate GUI.
2. Add Quarantine Monitor to the dashboard.
3. Delete the IP which is in the Banned IP list:

This will remove the banned IP from the list and allow traffic from that IP to pass through the FortiGate.

To list the Banned IPs from the CLI, it is possible to use the below command on v7.0 and under:

       diagnose user quarantine list

From v7.2 moving forward, the command to list the banned IPs from the CLI is:

       diagnose user banned-ip list

To delete the Banned IPs from the CLI, it is possible to use the below command:

diagnose user quarantine delete src4 x.x.x.x <----- For 7.0 and under.

diagnose user banned-ip delete src4 x.x.x.x  <----- For v7.2 moving forward.

Related articles:

Technical Tip: How to block SSL VPN Connection from a certain source IP Address 

Technical Tip: How to permanently block SSL VPN failed logins using an Automation Stitch