This isn't an answer to your question...it's another question. Sorry if it's off-topic. WHY would you want to do this??? If I had a choice between your ISP and another, I certainly would NOT choose yours, given the fact that you are trying to limit use in this way. Someone should enlighten your employer. Just my $0.02 USD worth (= 1.4 Taka) Bob isp@xxxxxxxxxxx wrote: > Hello, > > I am new here. I am working in an ISP. I like to know that how can I > prevent user to use multiple computer with single internet connection? I > have searched on the web and found nothing. > > I think it is only possible by detecting different TTL value that comes > from same IP address. And I didn't get any thing from the web. I like to > know that is it possible to do with IPTABLES? > > Please someone help me on this matter. > > Thanks. > > Hasan Syed Jowhor. > > -- ________________________________________ Bob Sully - Simi Valley, California, USA http://www.malibyte.net http://www.malibyte.com