Free home network software for windows

A very useful messaging software for your office or home LAN LanToucher Network Chat is small and easy-to-use chat software for your small office or home LAN (Local Area Network).
This easy-to-use LAN chat program with simple, intuitive user interface and a minimum of settings to adjust is an easy text communication solution for your small office LAN and a perfect chat application for your private home network or intranet. LanToucher Network Chat software supports the system tray (taskbar notification area) and sound notification on new messages.
Based on peer-to-peer technology, LanToucher allows users to communicate directly with one another. No dedicated server or Internet connection is required. And it is absolutely FREE!
LanToucher Network Chat is a quick and easy application for communicating on your home or small office network. It is compatible with Microsoft WinPopup (Windows 3.x/95/98/ME), Messenger service / net send command (Windows NT/2000/XP/Server 2003), Samba smbclient (Unix/Linux), and a broad range of compatible instant messengers based on the standard SMB/CIFS protocol.
Main features:
- True serverless (peer-to-peer) messaging;
- Proven cross-platform compatibility;
- All 32-bit Windows versions support;
- Works over any available network transport protocol (TCP/IP, IPX/SPX, or NetBEUI)
- No dedicated server or Internet connection is required;
- Taskbar notification area (system tray) support;
System requirements:
- A computer connected to a LAN and another computer(s) to exchange messages

Prognosti Network Monitor scans different devices on your LAN or the Internet to determine if they can be acessed from your PC.
Use it to quickly determine if there is a problem on your home or small business network; identify and locate intermittent network problems; monitor your favorite web servers to see if they are up or down.
The program uses the ECHO protocol to test each device at regular intervals and displays the devices status in the main window. A log file records status changes of each device, providing useful troubleshooting information. If a computer can not be reached, the reason why is displayed in the status column.