Technical Tip: How to configure FortiGate Guest Wi...

Kush_Patel · 01-05-2026

Description This article describes how to create exclusions from a full-tunnel IPsec configuration using the 'ipv4-split-exclude/ipv6-split-exclude' on option used in FortiGate's IPsec mode-config VPN settings. It allows an administrator to specify t...

Kush_Patel · 11-13-2025

Description This article describes the steps to configure a set of redundant GRE tunnels between FortiGate and Zscaler. The configuration allows for the forwarding of Internet traffic for inspection. Scope FortiGate v7.0 and above. Solution The follo...

Kush_Patel · 11-11-2025

Description This article describes the steps to resolve the '405 Method Not Allowed' error when using the API to generate a system backup on FortiGate. The error occurs when the API request is made using the GET method, which is no longer supported i...

Kush_Patel · 08-20-2025

Description This article describes a scenario that occurs when trying to connect to the dial-up IKEv2 tunnel with a local user without MFA (Multi-Factor Authentication), where the debug output provides the error 'Not enough buffer for EAP message'. S...

Kush_Patel · 07-02-2025

Description This article provides a step-by-step guide on how to block websites containing Russian-language content using FortiGate. Scope FortiGate v7.0 and above. Solution To block access to websites containing Russian-language content on FortiGate...

Kush_Patel · 10-17-2024

Hello, Can you try to follow this article to use external DHCP server for dial up clients : https://community.fortinet.com/t5/FortiGate/Technical-Tip-IPsec-IKEv2-with-mode-config-and-DHCP-using-the/ta-p/189831 Thank you.

Kush_Patel · 10-17-2024

Hello Aadar, If you are looking to update the IPS database, please follow this article : https://community.fortinet.com/t5/FortiGate/Technical-Tip-How-to-manually-upgrade-the-IPS-Engine/ta-p/194513 Thanks.

Kush_Patel · 10-16-2024

Hello rjvilla, I tried creating a trunk and added two ports as member. Then changed the VLAN from default to the custome one without getting the error. Can you try performing the same action in a different broswer or in an incognito mode ? If it is s...

Kush_Patel · 07-23-2024

Hello mohamed_mostafa, Do you see any specific error ? if yes, can you paste it here for our review ? Can you also provide the details about SQL server ? Thanks.

Kush_Patel · 09-27-2023

Hello, this might help you. someone have mentioned the steps to follow if you can have a look at them : https://answers.microsoft.com/en-us/windows/forum/all/could-not-open-key-verify-i-have-sufficient-access/febca544-a21b-4302-bc15-81f7887df807 Than...

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Technical Tip: Configuring exclusions in an IPsec dial-Up full-tunnel for subnets that should not be accessed over the tunnel

Technical Tip: Configuring a failover scenario using a redundant pair of GRE tunnels between FortiGate and Zscaler

Troubleshooting Tip: Resolving '405 Method Not Allowed' Error When Generating System Backup via API on FortiGate 7.6.0+

Troubleshooting Tip: How to resolve the error ‘Not enough buffer for EAP message’ when connecting to a dial-up IKEv2 tunnel VPN with a local user

Technical Tip: How to Block Access to Websites Containing Russian-Language Content

Re: DHCP on Android Native VPN (L2TP/IPSec PSK)

Re: IPS signatures file required

Re: Cannot change/save VLAN to 802.11ad trunk port

Re: FortiEMS installation issue with remote sql server

Re: Error trying to install FortiClient 7.2.1 on single user pc

Technical Tip: How to configure FortiGate Guest Wi...

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Technical Tip: How to configure FortiGate Guest Wi...

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