After the installation of Ubuntu Server 7.04, here are the steps you need to take to have an apache-PHP-MySQL Server:
1. To Install the SSH Server (for remote access the server)
sudo apt-get install ssh
2. To install the Mysql database server
sudo apt-get install mysql-server
3. To install the Apache HTTP Server
sudo apt-get install apache2
4. To install the PHP for Apache HTTP Server
sudo apt-get install php5
5. To install the MYSQL for Apache HTTP Server
sudo apt-get install libapache2-mod-auth-mysql
sudo apt-get install php5-mysql
If you prefer to install a desktop environment for the Ubuntu server:
sudo apt-get install ubuntu-desktop
however, you may need a installation CD of Ubuntu.