Category: Troubleshooting

How to configure your DD-WRT Wireguard VPN

This post covers how to configure your DD-WRT router Wireguard VPN.There are a number of options for connecting remotely to a router and the DD-WRT OS is no different. I’ve covered connecting using OpenVPN in another blog post and while they also support PPTP it’s considered insecure these days so the only real options are…


How to configure your DD-WRT OpenVPN

In this blog post, I’m going to cover how to configure your DD-WRT OpenVPN (Virtual Private Network). Now there are a number of ways to use a VPN but I’m going to set up the router so we can connect to it with a computer. We could connect a second router and have so-called site-to-site…


Network Toolkit Essentials

In this blog, I’m going to cover what I think of as my “Network Toolkit Essentials,” the tools I use in my role as a network engineer. At the time of writing, all of the below are free apart from PRTG, which is free for up to 100 sensors. Some I use on a daily…


Troubleshooting PXE boot with Wireshark

In this blog we’re going to cover troubleshooting PXE Boot with Wireshark, in this case, we have an existing capture of a PXE boot issue. PXE boot is the process of booting a network-connected device from the network using the Preboot eXecution Environment. The client needs to be configured to boot from the network either…