It's Safer Internet Day today. #giveasmile Part of being safe on the Internet is making sure you know what you are downloading.. so let's make sure that you're downloading those…
SD-WAN – or should we say WAN4.0?
Is the current buzzword "SD-WAN" really new, or is it actually a progression of the WAN technologies we all know and love? Is it going to be a revolution or…
What are the choices for SD-WAN currently?
There is a lot of hype over SD-WAN at the moment, with movements by telcos and OEM suppliers investing in some of the new startups. And folks that have been…
What is the Blockchain, and how does it work?
In a digital world, managing individual items is a challenge, as it is far to easy to copy them creating copies (and reducing the value of each). The blockchain provides…
What is the difference between a virtualised network and network virtualisation?
With the advent of compute virtualisation, it was necessary to extend the physical network from outside the host into the virtualised environment within the host. This is achieved with the…
Three Bottlenecks of WAN – Bandwidth, Latency and Cost
There are three bottlenecks to Wide Area Networks (WANs) that don't exist in other environments, and these are Bandwidth, Latency and Cost. (And in true three pronged problem fashion, you…
The Great British Internet Filter – how to protect children from the “bad” parts of the Internet
Yesterday David Cameron, Prime Minister, made a speech about making the internet safer for children by cracking down on online pornography. Let's look at what he said about an Internet…
RIP: Gerry Anderson, future visionary
When I was much younger than I am now, I would be glued to the television at a friend's house watching re-runs of UFO on a Saturday morning. The young…