相关资源下载:
见 http://www.gaohaiyan.com/1355.html 篇尾
Oracle VM VirtualBox下载地址:
https://www.virtualbox.org/wiki/Downloads
ubuntu10.04x64下载地址:
http://download.chinaunix.net/down.php?id=31672&ResourceID=12776&site=6
OpenSSH,client、server、all下载地址:
http://archive.ubuntu.com/ubuntu/pool/main...