Essential NetTools is a collection of utilities for LAN connections that monitors the connections of the PCs on your network.
The program includes a utility, NetStat, that shows the connections of your PCs and the ports that are open. It also includes a quick NetBios and a TCP port scanner, a tool to check the security of your LAN and a monitor for the external connections of your shared resources.
But in addition to all this, Essential NetTools possesses other utilities and functions like, for example, the posibilitiy to sent a Ping, TraceRoute and NSLookup. With Essential NetTools you can know the status of your network at any moment.