LUPA软件源
deb hardy main restricted universe multiverse
deb hardy-security main restricted universe multiverse
deb hardy-updates main restricted universe multiverse
deb hardy-backports main restricted universe multiverse
deb hardy-proposed main restricted universe multiverse
deb-src hardy main restricted universe multiverse
deb-src hardy-security main restricted universe multiverse
deb-src hardy-updates main restricted universe multiverse
deb-src hardy-backports main restricted universe multiverse
deb-src hardy-proposed main restricted universe multiverse
2.浏览网速慢的问题
Firefox：网址栏输入about:config,在过滤器中输入IPv6，就会有一个是关于使用IPV6地址解析协议的，把它的Disable属性设为true即可（具体我也忘了，仔细看语义）
其它至于dns设定问题，我因为没有太多了解，而且操作非常复杂，这里只提供一个下载文件。
祝你好运！