> I would like to monitor my bandwidth at home, > > 1)I would like to know if I am getting all the bandwidth I > have been promised from the ISP. > > 2)I would like to be sure no one is using my bandwidth. > > do you know of any tool that shows how much traffic is > passing through a certain machine(NT & LINUX)?
I would recommend SNMP monitoring of interfaces & mrtg for graphical history.