http://www.linuxtechi.com/install-configure-vnc-server-centos-7-rhel-7/
yum groupinstall "GNOME Desktop"
yum isntall tigervnc-server xorg-x11-Type1
cp /lib/systemd/system/vncserver@.service /etc/systemd/system/vncserver@:1.service
vi /ec/systemd/system/vncserver@:1.service
改變vnc為使用者名稱
Execstart=/sbin/runuser -l vnc -c "/usr/bin/vncserver
%i"
PIDFile=/home/vnc -c ‘/usr/bin/vncserver -kill %i >/dev/null 2>&1 || :’
3. su -vnc
vncpasswd
打密碼
4.
systemctl daemon-reload
systemctl start vncserver@:1.service
systemctl enable vncserver@:1.service
ln -s ‘/etc/systemd/system/vncserver@:1.service’ ‘/etc/systemd/system/multi-user.target.wants/vncserver@:1.service’