Category Archives: Routing

5 October, 2021

Quick Tip – When your FortiGate is stuck in ExStart when using OSPF

Resolve FortiGate OSPF stuck in ExStart state. Use the mtu-ignore command to fix adjacency issues over VPNs and restore full OSPF neighbor status.

1 January, 2020

Troubleshooting BGP on Fortigate Firewalls

Troubleshooting BGP on Fortigate firewalls using CLI commands. Check neighbor status, verify advertised routes, and apply prefix lists for precise control.

19 October, 2019

Adding Static Routes on Different OS’s

Add static routes on macOS, Linux, and Windows with these quick commands. Includes a Bash script for easy route management and validation steps.

2 September, 2019

Reverse Path Forwarding on Fortigate Firewalls

Configure FortiGate Reverse Path Forwarding to block IP spoofing. Learn the difference between feasible and strict RPF modes and avoid common routing pitfalls.

20 May, 2019

Route-Map on Fortigate

Configure a Fortigate OSPF route-map to control route advertisements. Learn to create access-lists and apply them to redistribute connected networks.

9 March, 2019

Configuring OSPF on Fortigate

Learn how to configure OSPF on FortiGate. Set up adjacencies, filter connected route redistribution with route maps, and troubleshoot neighbor states.