Last update: 30.10.2025 General Your VoIP provider should give you the information, if the SIP ALG on the Fortigate is needed or not. In the default setting of a Fortigate the SIP ALG is active.
Disable the SIP ALG/Session Helper on the Fortigate
FortiGuard DNS Rating Server (SDNS) unavailable
Last update from 12.05.2021 at 09:40 Swiss local time: We have noticed an improvement in the situation. Some rare rating timeouts still show up from time to time, but the majority of requests are being answered correctly. Also the DNS servers are working as usual again. We have noticed an…
DIY: FortiGate HQIP self-loopback cable or plug
On some FortiGate models, you are being asked to connect a self-loopback cable on some ports during the HQIP test. This request looks like the following CLI output:
Fortigate und Swisscom TV – zum dritten
Unser letzter Beitrag zur Konfiguration einer Fortigate, um zuhause auch Swisscom TV durch die Fortigate zu bekommen, ist schon eine zeitlang her. Deswegen hier mal wieder ein aktueller Beitrag mit einer Fortigate auf FOS 7.0.0 (der auch mit 6.4.5 getestet wurde). Aber Vorsicht, mit dem Swisscom Centro Business oder Centro…
Exchange Pwn2Own Vulnerability April 2021 (Yes, a new one – it’s not Hafnium anymore!)
Let’s mention the important things first: Please patch you vulnerable Exchange 2013, 2016 and 2019 immediately! The page msxfaq has published an infosite to this vulnerability including the instructions how to fix your Exchange. Some security researchers have demonstrated three high risk vulnerabilities for exchange server systems. Microsoft has published…
FortiGate hardware acceleration step-by-step troubleshooting
Last updated: 27.06.2025 One of the very powerful features of FortiGate hardware appliances is the hardware acceleration chipset included in the hardware platform. This allows to forward traffic in specific situations directly from the incoming interface to the outgoing interface without passing the CPU of the system. This can safe…
Exchange Hafnium Vulnerability March 2021
Let’s mention the important things first: Please patch you vulnerable Exchange 2013, 2016 and 2019 immediately! The page msxfaq has published an infosite to this vulnerability including the instructions how to fix your Exchange. Even though we, as Boll Engineering AG, are not associated in any way with the affected…
How to transfer a FortiGate configuration to a newer model
During the lifecycle of firewalls, they are often replaced with a newer model, but you would like to keep the configuration. In this case, there are several possibilities, which we present in this blog post: 1. FortiConverter Service2. FortiConverter Tool3. Partial Config Transfer4. Full Config Transfer Den deutschen Artikel dazu…
So übertragen Sie eine FortiGate Konfiguration auf ein neueres Modell
Im Laufe des Lebenszyklus von Firewalls werden diese oftmals ersetzt mit einem neueren Modell, die Konfiguration möchte man aber gerne übernehmen. Für diesen Fall gibt es verschiedene Möglichkeiten, die wir in diesem Blog Beitrag vorstellen: 1. FortiConverter Service2. FortiConverter Tool3. Partielle Konfigübernahme4. Volle Konfigübernahme English article can be found here:…
FortiGate: IPsec VPN with native macOS client
The good news first: If you’re currently using the FortiClient to establish a Dialup IPsec VPN (Aggressive, PSK based), the same configuration should also work with the native macOS client.
