RUMBA is a terminal emulator

Terminal emulator

A terminal emulator, terminal application, term, or tty for short, is a program that emulates a video terminal within some other display architecture....

 application which acts as a client

Client (computing)

A client is an application or system that accesses a service made available by a server. The server is often on another computer system, in which case the client accesses the service by way of a network....

 for the 3270, 5250, and VT

VT100

The VT100 is a video terminal that was made by Digital Equipment Corporation . Its detailed attributes became the de facto standard for terminal emulators.-History:...

 computing protocols. Mainly used to connect to mainframe and various host platforms, terminal emulators like RUMBA connect modern desktop PCs to legacy systems.

Launched in 1989, RUMBA was one of the first Windows based terminal emulator

Terminal emulator

A terminal emulator, terminal application, term, or tty for short, is a program that emulates a video terminal within some other display architecture....

s available.

Originally developed by Wall Data, Inc, RUMBA was acquired by NetManage

NetManage

NetManage Inc. was a software company based in Cupertino, California, founded in 1990 by Zvi Alon, an Israeli engineer . The company’s development centre was located at the MATAM technology park, in Haifa, Israel...

 and then by Micro Focus.