References
www.telnet.org—Telnet’s home page.
https://help.ubuntu.com/community/SSH—The Ubuntu community documentation for SSH.
www.openssh.com—The home page of the OpenSSH implementation of SSH that Ubuntu uses. It is run by the same team as OpenBSD, a secure BSD-based operating system.
https://help.ubuntu.com/community/VNC—The Ubuntu community ...
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