Friday 17 March 2017

Install GNOME Desktop on Centos 7 minimal

1.       Install GNOME Desktop Environment use below command.

# yum -y groups install "GNOME Desktop"




 If you will get like this you need to follow below steps.
2.       Check the network configuration in your machine.
3.       Type “nmcli d” command in your terminal for quick identification of Ethernet cards installed in your machine.
          You will get output ens33 ethernet disconnected
          If you see the above result now you will setup network for your system.
4.        Network interface config files are located in /etc/sysconfig/network-scripts/ directory. Open ifcfg-ens33 file ( For interface ens33 ) in your case may be different Device name and you can see the content like below.



Now check the DHCP configuration.

5.        For DHCP Find the below lines in config File.


                                                          ONBOOT=no
            and replace with
                                                         ONBOOT= YES

          And if you have BOOTPROTP=none replace with  BOOTPROTP=dhcp  and save the file.

6.       Now Restart network service by typing below command.

                          #  systemctl restart network

       Now your server will get IP Address from DHCP
7.       Now we will configure  Static configuration.
Add below two lines end of the your configuration file.
DNS1 =8.8.8.8
DNS2=8.8.4.4
       Now Restart network service by typing below command.
                         #  systemctl restart network
       Now Interface will have static IP.

8.       Additionally you can use /etc/sysconfig/network file for hostname and DNS  and save.


Now try step 1 again .
# yum -y groups install "GNOME Desktop"

Once complete installation.
9.       Type command startx.


#startx

10.   GNOME Desktop Environment will start. For first booting, initial setup runs and you have to configure it for first time.
a.       Select System language first.
b.      Select your keyboard type.
c.       Add online accounts if you'd like to.
d.      Finally click "Start using CentOS Linux".
11.   GNOME Desktop Environments starts like follows.



Happy learning.