vi/etc/apt/sources.list
deb http://mirrors.ustc.edu.cn/kali kali main non-free contrit
deb-src http://mirrors.ustc.edu.cn/kali kali main non-free contrib
deb http://mirrors.ustc.edu.cn/kali-security kali/updates main contrib non-free
保存之後運行：apt-get update && apt-get dist-upgrade
sudo apt-get install pptpd
sudo apt-get install network-manager-openvpn
sudo apt-get install network-manager-openvpn-gnome
sudo apt-get install network-manager-pptp
sudo apt-get install network-manager-pptp-gnome
sudo apt-get install network-manager-strongswan
sudo apt-get install network-manager-vpnc
sudo apt-get install network-manager-vpnc-gnome
apt-get -y install network-manager-gnome
mv /etc/network/interfaces /etc/network/interfaces.bak
touch /etc/network/interfaces
echo "auto lo" > /etc/network/interfaces
echo "iface lo inet loopback" >> /etc/network/interfaces
service network-manager start
#vi vpnon.sh
#!/bin/bash
/usr/sbin/pptpsetup --create "config-file" --server "server-ip" --username "username" --password "password" --encrypt
sleep 1
echo refuse-eap>>/etc/ppp/peers/"config-file"
pon vpnconfig
sleep 5