FileSpy NT allows users with administrator or account operator rights to easily see who has files open/locked on networked Window\'s NT server machines. You can also send messages to users, close user connections, close open files, and get a machine\'s current system date and time.
Axence NetTools Comprehensive set of network tools: NetWatch - network monitoring & alerting, WinTools lists exhaustive system info from Windows computers, port/network scanner, NetStat lists local connections, TCP/IP workshop, ping, trace, lookup, SNMP browser
.PC Security Explorer PC Security Explorer 2 highly improves your computer's security. You get powerful tool that monitors loaded programs and Internet traffic, and also cleans your computer up from security threats and make backup of your documents.
Network Security Administrator The Program is intended for checking the user's work in the network on the bases of the protocol TCP/IP (Internet, Intranet). Hidden observation is done over the user's PC and main moments of work are being observed.
Free Axence NetTools A comprehensive set of FREE network tools: Port/Network Scanner finds all the nodes in a network; NetStat lists local connections; Service & Port Scanner checks for all open ports and running; TCP/IP workshop, NetCheck, ping, trace, lookup, bandwidth
Bandwidth Daemon Bandwidth Daemon is a network bandwidth monitor utility. It allows you to define packet filters to monitor traffic from a specific address, port, etc. It runs as a web server, so you can access it from anywhere.