bt4 源 /etc/apt/sources.list 末尾 添加：
deb http://archive.offensive-security.com pwnsauce main microverse macroverse restricted universe multiverse
deb http://archive.offensive-security.com/repotest/ ./
加入验证：
wget -q http://archive.offensive-security.com/backtrack.gpg
apt-key add backtrack.gpg
apt-get update
若出现：apt error:E: Dynamic MMap ran out of room
解决办法:
gedit /etc/apt/apt.conf.d/01ubuntu
原先是
APT
{
};
修改成:
APT
{
Cache-Limit "141943904"
};
打开Synaptic Package Manager 见其列表...
2010-9-24