Download of the Day: Who's Connected.
Freeware
program Who's Connected analyzes and displays your active Internet
connections. It's a quick and simple tool for finding out what programs
are using your bandwidth.
Who's Connected may come in handy when you suspect a bandwidth
hog on your computer, but can't seem to find the culprit. While the
software currently lacks a bandwidth monitor for each connection, the
feature is currently in development.