procedimento installazione:
apt-get install mysql-server mysql-client apt-get install apache2 apt-get install php5 libapache2-mod-php5 rsync wget apt-get install rsync wget htop apt-get autoremove
nano /etc/apt/sources.list # than change version, eg. "squeeze" to "wheezy" apt-get update apt-get install apt -t wheezy apt-get upgrade & apt-get clean apt-get dist-upgrade
use tmux for maximum safety. Carefully check all debconf prompts and update configuration files as needed
ubuntu server:
# check the current version lsb_release -a # update-manager-core sudo do-release-upgrade. # Follow the on-screen instructions. be careful to note ssh additional port