[c-nsp] ISP - unwanted traffic

[Martin Barry]

$quoted_author = "jack daniels" ;
> 
> user X spoofs IP ADDRESS OF ISP-A and sends traffic out to internet...
> now when traffic is comming back via ISP-A... I want to block such traffic
> which is not orignating from my ISP...

Put up with it. Any "solution" is going to be worse than accepting the
traffic and dropping it near the edge or at the host.

cheers
Marty