Spiceworks is a free agent-less network inventory, monitoring, helpdesk, reporting software.
Downloads: 20163 - Freeware - Download Now
LanSend allows you to quickly send messages to multiple remote machines on your LAN simultaneously
Downloads: 20070 - Freeware - Download Now
Mail Access Monitor is a simple tool that analyses mail server logs and shows how much traffic is being used by e-mail, who sends and receives most messages, where the messages are being send to and if e-mail abuse takes place in your office.
Downloads: 19645 - Shareware - Download Now
Synchronize clock on your Desktop PC or Notebook, using time server available on TCP/IP networks such as the Internet or LAN. It can work as client or server. The protocol currently supported are time protocol(RFC-868).
Downloads: 19874 - Freeware - Download Now
If you need a tool to capture and view all communications over the HTTP protocol then Free HTTP Sniffer is a program for you. It`s a handy tool that allows you to monitor HTTP traffic in real-time to find the URLs for all streams on your LAN.
Downloads: 20104 - Freeware - Download Now