For those of you familiar with Linux, a good way to measure your bandwidth is to install the Tomato firmware for your Linksys WRT54G/GS/GL etc. series router.

For those of you familiar with Linux, a good way to measure your bandwidth is to install the Tomato firmware for your Linksys WRT54G/GS/GL etc. series router. You still get a nice router for your cable connection, and as well you get a nice AJAX-y GUI to set things up, plus, it tracks bandwidth used per-day, per-week, and per-month - automatically. http://www.polarcloud.com/tomato http://www.polarcloud.com/tomato (just a happy user of this free software)