Technical Tip - How to clear FortiGates route cache

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.

Article Id 198873

Description

For some reason, it may be required to clear the route cache on FortiGate. This article describes how to flush FortiGate's route cache.

Scope

All FortiGate.

Solution

To clear the route cache, from cli issue the below command:

diag ip rtcache flush

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