List available hosts, open ports, and their characteristics.
B&W Port Scanner is a program that will scan your TCP ports.
Named Pipe TCP Proxy - utility which provides access to named pipes on Windows.
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Measure file transfer, hard disk, LAN, and USB speeds.
Identify or detect the devices connected to your network.
This tool is handy if you encountered unexpected TCP port conflict exceptions.
The dialer uses one local UDP port and one local TCP port.
NetworkActiv AUTAPF is a UDP and TCP port forwarder.
A multi-threaded and fast TCP port scanner.
A powerful connect-based TCP port scanner, pinger and hostname resolver. Multithreaded and asynchron....
A multiplayer chess program that will let you play over the Internet or a LAN through TCP/IP. Also...
Send an ICMP packet (ping) to a device, connect to a required TCP port.
Sollae Systems Co., Ltd.
A configuration utility for parameters through LAN and serial port on windows.
Serial Port Tool
Professional debug tool for serial port, TCP/IP, UDP, I2C, HTTP communication.
TCP2COM is a tool to bridge a TCP socket to a Serial port.