Troubleshooting Tip: Possible reason for an interf...

zromano · 09-26-2025

Description This article describes a possible reason why the connection to FortiGuard Distribution Network might fail when the FortiGate is configured to use a proxy for such a connection. Scope FortiGate using a proxy to connect to FortiGuard Distri...

zromano · 08-25-2025

Description This article describes the issue where even with a license, more than 10 VDOMs can't be activated on some models in v7.4 or lower. Scope FortiGate v7.4 or lower. Solution The number of available VDOMs can be seen with the 'get system stat...

zromano · 07-28-2025

Description This article describes why SD-WAN rules with route-tags might not match after SD-WAN reset. Scope FortiGate in 7.2. Solution If the following command is run to reset application control cache and route-tags for any reason, the SD-WAN rule...

zromano · 06-26-2025

Description This article describes why it is not possible to sort Firewall Addresses in 7.4.X or 7.6.X. Scope FortiGate in 7.4 or above. Solution In 7.2 or earlier, it was possible to sort alphabetically addresses under Policy & Objects -> Firewall A...

zromano · 05-19-2025

Description This article describes why an interface that is administratively 'up' in the configuration could be shown as administratively 'down' if SD-WAN is used. Scope FortiGate Solution In this example, port1 will be used to show the issue. The st...

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Troubleshooting Tip: FortiGuard connection through a proxy failed

Technical Tip: Reason why more than 10 VDOMs can't be enabled on some FortiGate models

Troubleshooting tip: SD-WAN rules with route-tag stop working after resetting SD-WAN settings

Troubleshooting Tip: Cannot sort Firewall Addresses after upgrade to 7.4