fonte: LifeHacker
Windows only: User-friendly network monitoring utility Look@Lan quickly displays information about your local network such as the percentage of machines online and the operating systems installed on them. With automatic network configuration detection and a quick start wizard, you can be up and running seconds after installing the program. Look@Lan has audio notification of changes to the network and you can configure it to send email notifications about changes as well. Look@Lan can limit scan ranges based on IP address, network adapter, or port types; it comes with ping, traceroute, and a tree-based network viewer built in. Here’s what some of Look@Lan’s graphs look like.
Look@Lan is a free download for Windows only.
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