SANS Institute - telnet

Description

The tool telnet is a network protocol that enables two computers to communicate with each other. It uses a virtual terminal interface to allow users to access remote computers. Telnet provides a means for users to remotely control another computer, typically a server. Telnet is also used to connect to systems on the Internet, such as email servers and website servers.

More Information

https://en.wikipedia.org/wiki/Telnet