How to Control Multiple Windows PCs With One Keyboard Using Synergy

If you use multiple Windows machines on your desk, you’re probably tired of swapping between keyboards and mice. There are hardware solutions—KVM switches, which use multiple inputs and outputs to share physical mice and keyboards. Synergy, a program that does the same thing over a network, is a more elegant solution…but it does require a little non-obvious setup.
by Michael Crider via How-To Geek