Recommend Paraben's LAN Charter 4.17

Paraben's LAN Charter is an easy-to-use design program that makes creating network diagrams a snap. Start producing professional drawings instantly using templates, symbols, and clip-art. Export your diagram as an image. Import graphics or your own clip-art. Full zoom, snap grid, ruler bars, and many other standard design tools make it so you don't have to be a professional designer to map out your network.