这是一个可变长子网掩码的可运行程序，很能够帮助大家，希望。。。。。！
This is an IP address of the classification of the subnet an ingenious introduction file, hope of the useful!
(2011-12-14, Windows_Unix, 22KB, 下载4次)
豆丁网下载器，轻轻松松下载。话说这个功能描述很烦啊
Douding network downloader, easy to download (2010-08-15, Windows_Unix, 869KB, 下载6次)
一个兼容WINDOWS的LINUX内核，目的是使LINUX能够完美的兼容WINDOWS，官网是http://www.longene.org
A WINDOWS-LINUX-compatible core, the purpose is to make the perfect compatibility of LINUX to WINDOWS, official website is http://www.longene.org (2009-05-21, Windows_Unix, 58397KB, 下载9次)