Technical Tip: Spanning tree in LAG and MCLAG

sachitdas_FTNT · 01-09-2025

Description This article describes the Managed FortiSwitch configuration sync E flag due to an error reason: unable to find 'admin' in table 'system.admin'. Scope FortiGate, Managed FortiSwitches. Solution FortiGate# exec switch-controller get-conn-s...

sachitdas_FTNT · 01-08-2025

Description This article describes the process of FortiSwitch Auto-Discovery and Authorization on FortiGate. Scope FortiGate, Managed FortiSwitches. Solution FortiSwitch sends FortiLink discovery frames. FortiGate adds FortiSwitch configuration to Fo...

sachitdas_FTNT · 01-01-2025

Description This article describes how to use Perl script to undeploy all FortiSwitches from FortiEdge Cloud Network. Scope FortiEdge Cloud v24.4_0005. Solution In the current version, selecting multiple FortiSwitches and undeploying from a network i...

sachitdas_FTNT · 12-27-2024

Description This article describes how to configure LACP between FortiAP and FortiSwitch. Scope FortiSwitch, FortiAP v7.x and above Solution Refer to the below link to configure LACP on FortiAP: LAN port aggregation and redundancy Refer to the below ...

sachitdas_FTNT · 12-16-2024

Description This article describes steps to take when the MCLAG-ICL interface shows a 'discarding' STP state. Scope Managed FortiSwitch version 7.2.x and above. Solution Refer to the following topology: Both the core1 and core2 MCLAG-ICL FortiSwitche...

sachitdas_FTNT · 01-20-2025

One of the criteria for LACP to work is having the same link speed, so using a different speed isn't supported.

sachitdas_FTNT · 12-30-2024

You can collect a sniffer on FGT and check if you see capwap response. For example, FSW ip is 1.1.1.1, so on FGT CLI you can run:- FGT# diag sniffer packet any "port 5246 and host 1.1.1.1" 4 0 a (ctrl+c to stop)

sachitdas_FTNT · 12-30-2024

https://community.fortinet.com/t5/FortiSwitch/Troubleshooting-Tip-Cisco-switch-portchannel-in-the-ERR-DISABLE/ta-p/340568

sachitdas_FTNT · 12-27-2024

APs are either managed by FGT or FortiEdge cloud.

sachitdas_FTNT · 12-27-2024

In Managed FSW topology, FSWs automatically configures all the inter switch link trunks, you dont have to manually configure the trunks. Please delete the trunks and test. If any other manual config is done, i suggest doing a reset (# execute factory...

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Troubleshooting Tip: Unable to find 'admin' in table 'system.admin'

Technical Tip: FortiSwitch Auto-Discovery and Authorization

Troubleshooting Tip: Undeploy all FortiSwitches from FortiEdge Cloud Network using Perl script

Troubleshooting Tip: LACP between FortiAP and FortiSwitch

Troubleshooting Tip: MCLAG-ICL interface in STP discarding state

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Technical Tip: Spanning tree in LAG and MCLAG

Troubleshooting Tip: Multicast traffic causing hig...

Technical Tip: Managed FortiSwitch Capwap discover...

Troubleshooting Tip: MCLAG-ICL interface in STP di...

Technical Tip: Standalone FortiSwitch password and...

Re: Multi-tier ICL-MCLAG configuration

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