Check if the VNC server is already installed or not
rpm -qa vnc-server
If you get an output as “package vnc-server is not installed” you can begin with the installation.
Install VNC server with the following Command
yum install vnc-server
Now check if VNC client is installed on the server use the command
rpm -qa vnc
Install it if needed by using the following command
yum install vnc
Now lets install the Gnome Desktop and requirements by executing the command
IF you are using CentOS 5 ::-
yum groupinstall “GNOME Desktop Environment”
IF you are using CentOS 6 ::-
yum groupinstall Desktop
On CentOS 5 you may get error regarding “libgaim.so.0? if so, you may use below steps to overcome by using
yum –exclude=nautilus-sendto groupinstall “GNOME Desktop Environment”
Now lets create user to access the server
useradd test
To allow its access by configuring the configuration file /etc/sysconfig/vncservers with the following parameters
VNCSERVERS=”5:test”
VNCSERVERARGS[1]=”-geometry 800×600?
Now lets set password for the user
su – test
vncpasswd
If you wish to use root user to be accessed using VNC use following setting in /etc/sysconfig/vncservers
VNCSERVERS=”5:root”
VNCSERVERARGS[1]=”-geometry 800×600?
As root execute
vncpasswd
Check the port on which the service is functioning with the command
ps -faux | grep vnc
To start VNC server issue command
vncserver -kill :5
To start VNC server issue command
vncserver :5
Now you can access the server graphically as illustrated below
You will get a prompt as
On connecting you will get message as below
