Rcp

There is: *Remote Copy Protocol (rcp) is a TCP/IP-based protocol used to copy files between computers on a computer network. **rcp is also a name of Unix-originated program implementing this protocol. **rcp has been largely superseded by more secure protocols, such as the Secure Copy and SSH file transfer protocol protocols based on SSH.

*Rich Client Platform (RCP) is a framework helping software developers to rapidly build new Java platform applications by providing often used services. It is part of the Eclipse (computing) project.

*Radio Control Protocol (RCP) is an IP based protocol.