1、virtualbox create vm
2core ram 2G hdd 20G
2、download ubuntu 15 server, best new version iso
3、install ubuntu,no need add any server.
4、change ip dhcp to static PS:new ubuntu eth0 maybe become to enp0s3 , don’t warring.
sudo nano /etc/newwork/interfaces
auto eth0
iface eth0 inet static
address 192.168.x.x #IP位址
netmask 255.255.255.0 #網路遮罩
gateway 192.168.x.x #預設閘道
/etc/init.d/networking restart
5、change dns
sudo nano /etc/newwork/interfaces
dns-nameservers 8.8.8.8 8.8.4.4
/etc/init.d/networking restart
6、try to connection Internet, if can conntiuum
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