NetView is a free and useful TCP/IP local network manager. Using host list file in which all hosts in net can be enumerated and shows even if master browser in your network cannot be found. Regularly rechecking hosts by port connect or pinging. Opening both by IP or hostname.

Useful when WINS server in your network is unpresent or down. Builded-in netsearcher, IP/port scanner, netwatcher, port listener (works only on NT based systems), terminal, trace route can create network map automatically. Can show host list as simple list or as visual map with images, texture, lines, and areas. Has plug-ins, scripting, API.