Tcpdump is one of those commands that is incredibly useful when you need it but for most of us it isn't something we use every day. If you're anything like me, you type in how you think the command is supposed to go, press enter only to see "tcp…
Owen Nelson
IT Systems Administrator from Northamptonshire, UK. Always on the lookout for ways to make things faster and more secure - and I enjoy getting through a fair bit of Tea along the way.
Revisiting: Accessing a Modem through a Ubiquiti USG
It's been nearly a year since I posted this guide on how to access a DrayTek Vigor 130 modem from the LAN side of a Ubiquiti USG. I had originally prefaced that post with a sentence saying how I thought it'd be of interest to few people - I have neve…
What is DNS and How Does it Work?
Hi, I’m Owen and this is owennelson.co.uk – but what links those names to me and my blog? Your brain does the work when it comes to recognising people, it remembers what they look like and usually does that rather well. Computers on the other hand, t…
IP Addresses - Static vs Dynamic
Frequently when I am advising customers on various matters ranging from servers to CCTV systems there’s a problem; remote access. Remote access covers things like running an email server or web server to using Remote Desktop to access your home compu…
What is an IP Address?
The world operates through the use of roads, vehicles, cables and many other methods of transporting things. The internet is no different – it to needs to be able to transport things from one place to another. The difference here is what the internet…