Fortinet Community

Description This article describes how to understand and troubleshoot 'HMAC validation failed' error. Scope FortiGate v6.4, v7.0 and v7.2. Solution The Error: Invalid ESP packet detected (HMAC validation failed). Reason: The reason of this error on F...

Description This article describes the logic/process used by FortiOS 7 to determine which IP address to use or set as a gateway for IPSec VPN tunnels in SD-WAN. Scope FortiGate v7.0 and above. Solution Topology: HUB & Spoke. Before FortiOS 7.0.1, it ...

Description This article describes scenarios (or use cases) where it is better to use BGP 'route-tag', in the SD-WAN rule's destination, in order to determine the link choice (or preferred one), in opposition to the traditional destination IP address...

Description This article describes how to implement Site-to-Site VPN between Microsoft Azure Virtual Network Gateway and FortiGate. This article will be in 2 parts: The Azure setup and the FortiGate’s. Scope FortiGate v6.4, v7.0 and v7.2. Solution PA...

Description This article describes how to implement IPSec VPN on other port(s) different from standard IKE ports (UDP 500 or UDP 4500). Scope FortiGate v7.0 and above. Solution It is sometimes necessary to deploy the IPSec VPN on port(s) different fr...