1. Logout else lockout
The system has usually a limited number of users, and if you don’t logout properly multiple times you find yourself in the position that all slots have been taken. In this case, you have to wait for a timeout…
2. Firefox & Java
On Linux, the only supported browser is Firefox. On standard Ubunut, this does not work in combination with the DRAC as Ubuntu installs the Icetea Java plugin by default. Switch to the Sun Java plugin:
On many systems, you will have problems to access the DRAC (or at least the remote console) because of firewalls in your way. You can forward the whole thing by using a host inside the network as an proxy. For this, you have to tunnel the connections through SSH as follows:
Update: I created a project page for my server.