Utimtu8.04最新版，已经可以从网上免费申领。
Requesting an Ubuntu CD
Ubuntu is available free of charge and we can send you a CD of the latest version (8.04 LTS (Hardy Heron)) with no extra cost, but the delivery may take up to ten weeks, so you should consider downloading the CD image if you have a fast Internet connection.
Ubuntu国内镜像地址：
电信：
http://mirror.lupaworld.com/ubuntu/releases/8.04/
教育网：
http://ftp.sjtu.edu.cn/ubuntu-cd/8.04/
ftp://hit@soft.hit.edu.cn/software/Linux_Unix/Distribution/Ubuntu/
其它：
http://tw.releases.ubuntu.com/8.04/
http://releases.ubuntu.com/8.04/
http://ubuntu.etherkiller.de/