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8 January 2009 0 Comments

Java based Traceroute to diagnose connectivity problems

If you are having difficulty getting to a particular website, but other websites are working fine then the best way to diagnose the problem is to use a tool called “traceroute”. This tool exists as a command line program on Windows, Linux and Mac’s but for the average user they may find that a bit [...]

19 December 2008 1 Comment

Howto: Setup CloudFront as a Content Delivery Network

It’s actually incredibly easy to begin using a Content Delivery Network (CDN) such as Amazon’s new CloudFront service, and in this post I’m going to show you how.
Background
So what is a CDN and why use one? Well CDNs are essentially a global network of file servers that work together to serve static content such as [...]

31 July 2008 12 Comments

iPhone on O2’s Simplicity Tariffs – £25 a month

My brother has just given our dad his old 2G iphone after upgrading to the 3G one. Initially I thought he would have to pay £35 a month for the iPhone tariff, but it turns out that you can use the old iPhones with any o2 tariff.
There are a number of sim-only Simplicity tariffs, [...]

8 June 2008 2 Comments

OS X Internet Connection Sharing

Creating a wireless ad-hoc network on a MacBook
Just another reason why I love my Macbook: We arrived at a new Hotel today, and although both Aimi and I needed to use the Internet, there was only one network port. I wondered how difficult it would be to share my Internet Connection with her via the [...]

20 December 2007 1 Comment

02 / Be enables my local exchange

I’ve been on their waiting list for over a year, and it’s too late for me as I’ve moved house now, but today Be e-mailed me to inform me that they had enabled my local Farnborough exchange for their service. This means Farnborough residents can now get up to 24Mbps downloads and 2.5mbps uploads using [...]

27 November 2007 0 Comments

Virgin Media 20 Meg Speed Test

I have to say that I’m pretty happy with my Virgin Media broadband connection. It’s been very stable since it was installed about 5 months ago, and the download speed is fantastic for large files (see below).

There is however one problem, and that is latency.

64 bytes from linx1.thn.fubra.net (195.66.225.33): icmp_seq=130 ttl=53 time=19.8 ms
64 bytes [...]