在容器中安裝net-tools類似這樣的工具是不被推薦的，因為docker自帶很多命令可以代替，我們應該要保持容器內的"干凈"，但有時候我們需要使用centos、ubuntu等安裝一些應用 ~~~ mv /etc/apt/sources.list /etc/apt/sources.list.bak echo "deb http://mirrors.163.com/debian/ jessie main non-free contrib" >/etc/apt/sources.list echo "deb http://mirrors.163.com/debian/ jessie-proposed-updates main non-free contrib" >>/etc/apt/sources.list echo "deb-src http://mirrors.163.com/debian/ jessie main non-free contrib" >>/etc/apt/sources.list echo "deb-src http://mirrors.163.com/debian/ jessie-proposed-updates main non-free contrib" >>/etc/apt/sources.list ~~~ #更新安裝源 `apt-get update `