Changes

Enter new password, i recomend use letter, numbers and symbols like:?¿!...

Search in eth0: inet addr:X.X.X.X, where X.X.X.X is the server private IP . We are going to prove it login as root via ssh:

Under constructionUsing the password typed above, we be able to conect to server via SSH.  The next steps is not necessary use serial comunnication.