printer port

Check whether or not one unit can access a specific port on another unit in your network.

Perform port forwarding, packet routing, cloning, and many other networking functions.

Debug COM Port communication.

Perform scans on predefined port ranges.

Locked USB port is a lightweight application that serves to lock on computer.

A port from C to Ruby of the examples in M.

Allows you to connect any serial port devices over TCP/IP network or Internet

Utility for monitoring and setting the individual bits of the Parallel port

Using the COM Port in VB.NET

With COM Port Splitter you can manage real and virtual ports as you need.