Create visual network map, monitor servers, be notified on failures.
License: Shareware
OS Support: Win95,Win98,WinME,WinNT 4.x,WinXP,Windows2000,Windows2003,Windows Media Center Edition 2005,Windows Vista Starter,Windows Vista Home Basic,Windows Vista Home Premium,Windows Vista Business,Windows Vista Enterprise,Windows Vista Ultimate

Admin Command line utilities set.
License: Freeware
OS Support: WinXP,WinNT 4.x,Windows2000,Windows2003

LAN/Wi-Fi/IM sniffer.
License: Shareware
OS Support: Win98,WinME,WinNT 4.x,WinXP,Windows2000,Windows2003,Windows Vista Starter,Windows Vista Home Basic,Windows Vista Home Premium,Windows Vista Business,Windows Vista Enterprise,Windows Vista Ultimate,Windows Vista Home Basic x64,Windows Vista Home Premium x6

Award-winning network monitoring software.
License: Shareware
OS Support: WinNT 4.x,Windows2000,WinXP,Windows2003

A program for capturing and analyzing network packets.
License: Shareware
OS Support: Windows2000,WinXP,Windows2003,Windows Vista Starter,Windows Vista Home Basic,Windows Vista Home Premium,Windows Vista Business,Windows Vista Enterprise,Windows Vista Ultimate,Windows Vista Home Basic x64,Windows Vista Home Premium x64,Windows Vista Busine

Free network management and config tools for routers, switches and firewalls.
License: Freeware
OS Support: Win95,Win98,WinME,WinXP,WinNT 4.x,Windows2000,Windows2003

Captures TCP/IP packets and view the captured data as sequence of conversations.
License: Freeware
OS Support: Win98,WinME,WinNT 4.x,Windows2000,WinXP,Windows2003,Windows Vista Starter,Windows Vista Home Basic,Windows Vista Home Premium,Windows Vista Business,Windows Vista Enterprise,Windows Vista Ultimate

An advanced, powerful, and feature rich network Monitor.
License: Shareware
OS Support: WinNT 3.x,WinNT 4.x,Windows2000,WinXP,Windows2003,Windows Vista Starter,Windows Vista Home Basic,Windows Vista Home Premium,Windows Vista Business,Windows Vista Enterprise,Windows Vista Ultimate,Windows Vista Home Basic x64,Windows Vista Home Premium x64,

A Simple Domain Monitoring Application.
License: Freeware
OS Support: Unix,Linux

Collect hardware and software assets across the network.
License: Shareware
OS Support: WinNT 4.x,Windows2000,WinXP