Look RS232 is a tool for debugging computer connection with peripheral devices using COM port, such as modem, mini-ATS, projector etc. Its easy to use interface guarantees an easy work with Com-port.
PortMarshaller is a software-based TCP/IP port forwarder and network administration service. The software accepts connections on a particular TCP port, and establishes connections to a different TCP port to fulfill requests.
Serial Port Monitoring Control ActiveX Component (SPMC) - RS232 Data Acquisition and Com Port Control Component Library, Modem Access Component. Connection Sniffer and Port Test Software Library.
Free Port Monitor is one free network port monitoring software, it enables you to monitor all open TCP ports on the local and remote computer, it is one useful network tool from FreePortMonitor.com, at the best, it is one absolute freeware.
Serial over IP Connector is an advanced software solution that allows you to share more than 255 serial port devices over network easily turning your computer into low-cost terminal server.
Creates virtual COM ports directly from your own programs and fully control them! Provide interaction between serial communications applications and your program! OEM license allows you to distribute this ActiveX control as a part of your software
Eltima Virtual Serial Port Driver creates any number of virtual serial ports in your system and connects them into pairs via virtual null modem cable. You can create as many virtual serial ports in your system as possible to fit your needs.
With Serial Splitter Mobile by Eltima you can split real or virtual serial port into several others, join several serial ports into one, share its dataflow between applications and even disable existing com ports.