Remote Performance Observer 

Distributed system providing detailed information on computers in a network. It performs real-time monitoring of system-critical parameters making it possible to diagnose existing and potential bottlenecks on Windows 2000/XP computers.
performance monitoring diagnostic administration network remote system alarm processor hard drive memory ip tcp service

LanTool 

Manage your network. Determine, what computers are connected and who's logged on. Remotely shutdown, restart, lock the systems or logoff users. Get useful information about a remote system such as IP & MAC addresses, Transfer files, etc.
network administration inventory remote shutdown reboot restart lock logoff control management manipulation bandwidth hardware

Plug-and-Play Monitor 

Plug-and-Play Monitor is an experimental tool which displays plug-and-play notifications from the system. To start monitoring, select a device type from the drop-down list or tick Monitor all device types and click Start.
plug-and-play pnp monitor nic

SupportMonkey 2002 

SupportMonkey is a perfect addition to any IT dept or HelpDesk software library. It allows you to email a custom built 'Monkey' to a client which will gather all necessary information and return them to you via email in either XML or Text formats.
support tools helpdesk system information retrieval reports xml text plugin

SMB File Sniffer 

SMB File Sniffer is a powerful network security utility for logging SMB files operations and capturing file bodies, transmitted within a LAN.
sniffer smb file security monitoring logging network net capture packet adapter nic traffic protocol

Cool Info XP 

The Best System Information, Spy, Analysis, Auditing and Inventory Utility. Easy exporting to database and other formats including XML. Multiple clients can use a central database to have a central network inventory of all systems on the network.
system information auditing inventory software utility cpu hard disk hdd fdd floppy cdrom scan