Limited throughput on network devices is a common problem. We handle a lot of cases with thtroughput issues and have written a guide on how we recommend to start troubleshooting in such cases.
FortiGate throughput troubleshooting
FortiGate Flow vs. Proxy Based Inspection
Traffic can be UTM inspected on the FortiGate either flow-based or proxy-based. Both inspection modes have advantages and disadvantages. Therefore it is very important to use the right inspection mode for the concerning purpose.
Proofpoint Essentials FAQ
Last Update: 25. March 2026 The Proofpoint Essentials email security product has been growing in popularity for some time. This is not least because Proofpoint Essentials is easy to set up, offers a simple and clear web interface for administration and covers most standard Swiss SMB email scenarios very well….
FortiGuard DNS Servers are Offline
Update 18.09.2023: The Problem has been solved. The servers are up and running again.
How to correctly power FortiAPs
Last update: 07. August 2026 We noticed some interesting facts about the new large FortiAP G-Series and later models that we would like to share with you: When we studied the datasheet and the quick start guide of these new access points, we were surprised to see a drastic increase…
FortiCloud: Check your email or token application for the security code
Fortinet has changed it’s SSO system underneith. Therefore, the shown message has changed. We have documented the new behaviour in this blog post: https://blog.boll.ch/fortinet-account-your-account-has-been-locked/ The single-sign-on accounts for Fortinet websites are used for sites such as support.fortinet.com and forticloud.com. There are a whole lot of other Fortinet sites that use…
Top 10 FortiGate mistakes we see in our daily support life
According to this title you are expecting some click-bait content, right? Nope. We’re still the Boll Engineering Tech team here… The configuration inputs below are problems we face frequently in our daily support life. Also some of the points mentioned below are frequently asked questions that pop up during our…
Remediation steps for FG-IR-22-377 / CVE-2022-40684
Fortinet has released information about PSIRT FG-IR-22-377, also known as CVE-2022-40684. Following we have a collection of remediation steps to take if your FortiGate has been breached. We have documented some information about this vulnerability in this blog article. We will update this post as soon as new evolvements are…
FortiGate VM License Troubleshooting
When you setup a new FortiGate VM, sometimes the licensing process is not working as expected. To simplify the process of licensing a FortiGate VM for you, we have created this guide. Let’s first have a look into the licensing process on the FortiGate VM, before we discuss the Troubleshooting….
FortiOS 7.0 and above not updating signature databases
Sometimes it happens, that FortiOS is not updating it’s antivirus signatures anymore. The monitoring software, a monitoring script or a very attentive administrator is then reporting this problem to the FortiGate admin to fix it. This guide will lead you through the steps to troubleshoot this.