1st ip port scanner

Free Port Scanner is a small and fast port scanner for the Win32 platform.

This is a trojan horse port scanner. It scans for over 150 trojan horse ports...

Free debug tool for serial port, TCP/IP and UDP port communication.

Free debug tool for serial port (RS232), TCP/IP and UDP port communication.

FREE network monitoring & alerting, Windows tools, trace, port/network scanner

AnalogX PortMapper allows you to map and port on your computer to any IP address

NAT, IP-filtering, firewall, routing, port mapping, QoS, bandwidth, URL blocking

connect to machines that you setup using an IP address and port number