So I followed the guide to setup the perfect Ubuntu Server 8.04. It worked great and was easy to follow, but there are a few things that might be of help.
Background on the tutorial: Shows how to set up an Ubuntu Hardy Heron (Ubuntu 8.04 LTS) based server that offers all services needed by ISPs and hosters: Apache web server (SSL-capable), Postfix mail server with SMTP-AUTH and TLS, BIND DNS server, Proftpd FTP server, MySQL server, Courier POP3/IMAP, Quota, Firewall, etc. This tutorial is written for the 32-bit version of Ubuntu 8.04 LTS, but should apply to the 64-bit version with very little modifications as well.
Tutorial Guide: Click here to begin tutorial
After you finish the guide, it's time to install ISPConfig. The ISPConfig guide can be found here. Being new to Ubuntu, one thing that would've been helpful was the command for downloading the ISPConfig package to your server. Well, here's the command:
Add some more notes in the comments if you have anything helpful....