[Typo3-debian] Only 3 -7 kb/s bandwith - what happened?

[Arco]

Michael Karalus <karalus at donews.de> wrote ..
> Hi there,
> we are running a Debian stable (Bunk) server with two Typo3-Sites.
> We are on the german DFN broadband, but for a few days we very rarely can
> serve faster than approx. 3 - 7 kb/s . Nearly impossible to work, even
> from 
> inside the office.
> 
> My question is: Is is possible that something inside Debian can cause this
> behaviour? Maybe one of the last updates did that? If so - what do I have
> to check?
> 
> Strange problem, strange question - I know ;)
> 
> Thxx, Michael

changed IP tables configuration?
Is 3-7k per session or overall?
Is apache (or whatever webserver you are using) the only low bandwith app or is all network trafic slow?

Arco