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 […]

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 […]

Computer Qualifications: CISSP

Security analysts usually should know a bit of everything in regards to protecting a network. Experts say there’s also at present a massive skills gap which professional security qualifications like the CISSP from ISC2 are meant to try and fill. Professionals utilize Internet connections at their house, which is supplied by their companies. There are […]

Selecting a VPN: IP Addresses

Once upon a time, a VPN (Virtual private network) was pretty much the same wherever you got it from. The luckiest people were those who worked for big multinationals who had access to a network of corporate VPN servers across the world. Sometimes these were essential of course, for maintaining some sort of confidentiality in […]

Level the Internet Playing Field

As well as completely transforming our communications and leisure time, the internet has become an important source of income for many millions of people. No longer does a budding entrepreneur need access to a wealth of specialized knowledge or capital to start up on their own. The business opportunities available online are almost limitless, unrestricted […]

Watching the News Online

I’m a self confessed News addict, wherever I go I need to get my fix of the news everyday.  Years ago, this was very difficult when you were travelling – no radio channels (except the wonderful World Service), only local TV channels and of course no internet.   I well remember paying 10 times the […]