CentOS需先运行如下安装代码
yum -y install wget
debian系统直接运行如下命令
wget --no-check-certificate -qO InstallNET.sh 'http://down.niyitian.com/DD/InstallNET.sh' && bash InstallNET.sh -dd 'http://down.niyitian.com/DD/guajibao-win7-sp1-ent-x86-cn.vhd.gz'
包的话需额外寻找，上面只是示例