Many software applications on Linux are designed in a way that they can be used using a text mode interface only. This means, there is no graphical user interface which is operated with a mouse or a touchscreen but just a single command prompt which takes si

The terminal window should open similar to the following picture. To establish an SSH connection to a remote Linux computer at the department, type:

ssh username@computer.physik.fu-berlin.de

The SSH command has some additional, useful options:

• -x - disable X forwarding
• -X - enable X forwarding (allows to run remote graphical applications); use together with -C
• -C - enable compression; use this when enabling X forwarding