NicMeter

Monitor your network connection with an unobtrusive Graphs Shade window in real-time and view detailed statistical reports.

Alchemy Eye is a system tool that continuously monitors server availability and performance. In the event of network errors, the program can alert the network administrator by cell phone or pager BEFORE problems get seriously out of hand.

IsItUp Network Monitor is a server, website, port, and email system monitor. It monitors multiple IP devices, websites, servers and ports with alerts via email or pager; graphs. Web content check; performance stats and error log, runs as a service.

Inventory computers on a network in a few minutes with Total Network Inventory! Total Network Inventory is a PC Audit and Network Inventory program for office and large scale enterprise networks.

Internet Network Monitoring Software - save both incoming and outgoing Internet traffic (all data sent or received by browser: Internet Explorer, FireFox, Opera; Outlook, Thunderbird; ICQ, Skype, etc) on the hard drive.