

To avoid warnings about possibly changed ssh keys and prevent messages with 'unkown host' the first time you connect to a Install Mosh (mobile Shell) when roaming or having intermittent connections. For graphical/X11 functionality one can install XQuartz.

Otherwise, install the openssh-client package.

All Linux loginservers can be reached with SSH client software, not only on the standard port 22, but also on ports 80 and 443. SSH is used to get a secure terminal-connection to a login server.
