Serial Port Sniffer ActiveX Control allows your application to sniff (fully monitor and edit data flows) serial ports in your system. It detects all serial port activity on your system, all applications that work with the serial port and all the data that is being sent and received can be monitored with Serial Port Sniffer ActiveX Control within your own application. Some of the features are: allows to monitor and edit serial data streams directly from your application; selection of supported events, methods and properties; Control lines support (DTR, RTS, CTS, RTS); No reboot required during installation and implementation; Usage examples for Microsoft VC++ and Microsoft Visual Basic included.