Setup VNC on CentOS

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Important thing to note about the ports ... 5900 + the display port you set

Please make sure you have installed the GNOME desktop environment in the CentOS and then follow the below steps to configure the VNC server.

1) Install VNC Server

 root@Server[~]# yum install vnc-server.

2) Configure VNC Server

* Edit the /etc/sysconfig/vncservers file and uncomment the following two lines:
VNCSERVERS=”5:root” # display port and username
VNCSERVERARGS[2]=”-geometry 800×600 -nolisten tcp -nohttpd -localhost”

* Set password to VNC Server
root# vncpasswd

3) To start VNC server

root@Server[~]# vncserver :5

After starting service file /root/.vnc/xstartup will be created.

* Edit the local config file in the root folder:
nano ~/.vnc/xstartup
Replace “twm &” with “gnome-session &”

To stop VNC server issue command

root@Server[~]#vncserver -kill :5

Client side steps….

To access server remotely you will need tom install VNC viewer on your local machine. you can download VNC client.

Once installed, open your VNC client and type your server’s IP followed by the port number

*Open your VNC client (e.g. TightVNC or RealVNC) and type your  server’s IP followed by the port number

e.g.   server’s ip address:5  –> where 5 is the port you set in