It allows you to control another computer over LAN or Internet.
Kelly’s programmable motor controllers provide efficient controls.
Virtual Serial Port Driver allows creating virtual serial port pairs on a PC.
A tool to provide a visual means to send and receive data through serial ports.
Full-featured network activity monitoring tool to customize your connections.
HHD Software, Ltd.
It allows you to create virtual serial ports and emulate their behavior.
Router Port Forwarding is a port forwarding and port triggering tool for router.
HW Virtual Serial Port allows creating virual serial port drivers.
Parallel Port PIC Programmer uses PC's parallel port for communication.
COM Port Data Emulator is a tool for emulating a com port or an Ethernet device.
COM Port Stress Test is a tool for testing a COM or RS232 port (device).
1st Net Scanner is a useful IP Finder and Port Finder. It builds IP finder, port finder, IP scanner...
The vnar performs measurements on one port or two port networks.
ELTIMA Software GmbH
COM Port Redirector enables data redirection from one rs232 port to another.
Lalim Parallel Port Control can control hardware through the parallel port.