Disguising Your Online VPN

For many of us, VPNs are an essential tool for using the internet in any capacity.  When you realise that everything you do online is logged and the majority of transactions happen in clear text then you start to be aware of how little privacy you have without one.   Imagine for example there is […]

Using the Simple Network Management Protocol

Networks used to be fairly straight forward affairs, you’d have some basic hardware like switches and hubs, a few servers and the rest would be the PCs which needed to talk to each other.  Normally you could buy all these from the same provider so you’d have some uniformity in hardware.  In fact the first […]

DNS Server Caching

In any internet enabled network, name resolution and in particular DNS requests represent a significant amount of traffic.    One of the important ways that DNS reduce this traffic is by caching or saving all the responses that they receive.  This is an important function which ensures the resolution process is more efficient than if […]

Understanding FTP and File Transfers

There are some protocols and applications that it’s very difficult to manage without and FTP surely comes into this category.  The File Transfer Protocol is more normally thought of as an application than a protocol but it’s something that most of us couldn’t do without.    It’s correct definition is probably the simplest – a […]

Windows Socket – Winsock

Anyone who has been involved with computers for a long time will be familiar with the Winsock interface.  In the early years of the internet, IT support staff became very familiar with struggles to configure winsock on underpowered low memory personal computers.  Windows Socket to give it’s full name is an interface that allows Microsoft […]

Solving a Slow Network Problem

There’s nothing more frustrating than having to waste loads of your working day because of a slow network.   It’s one of the most frustrating IT related problems because it’s pretty all encompassing – from logging in, to sending emails and downloading document those extra seconds turn into minutes and hours over the weeks.   […]

Commercial Versus Residential IP Addresses

You’d think there wasn’t much difference in that little number that is assigned to your internet connection but unfortunately that’s not the case.  Many of us already know the importance of our IP address and how it effects virtually everything we do online. The reality is that your IP address does affect your online experience […]

Why You Shouldn’t Use DNS for Filtering

It is one of the easiest ways to modify and block access to a website or resource.  You don’t need to set up your own DMZ and install or configure a complex firewall.  Forget about paying a fortune for some expensive content filter which takes hours to set up and even more to support as […]