Guys this has gone a bit off topic.
The guy who started the thread totally lost internet service, not just saw a slow down. He also lost his TV service.
http://www.cableforum.co.uk/board/sh...ad.php?t=46082
Is dealing with the performance problems in the Cosham / Havant / Portsmouth / Gosport / Horndean kinda area.
EDIT: As you can probably see it's a fairly large area this is affecting, so comparing performance on a street by street basis probably isn't worth it