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centos 7

Upgrade from CentOS 6 to CentOS 7

Two days back, i wrote Step by step installation CentOS 7 ; which is the clean installation of OS. As per the CentOS 7 announcement, it is possible to upgrade the CentOS 6 to CentOS 7 with the help of redhat-upgrade-tool. CentOS has not yet posted any official document on upgrading the CentOS 6, since […]

How to Set or Change Hostname in CentOS 7 / RHEL 7

After installing the CentOS 7 on my server, I tried to change hostname by modifying the /etc/sysconfig/network, but the change did not take an effect of the modification. Even after multiple reboots of the server, the hostname remained localhost.localdomain. I found that the procedure to change the hostname in CentOS 7 is now totally different […]

How To Enable EPEL Repository On CentOS 7 / RHEL 7

  EPEL repository provides additional packages for Enterprise Linux Variants which includes Red Hat Enterprise Linux (RHEL), CentOS and Scientific Linux (SL), Oracle Enterprise Linux(OEL) that are not available in their standard repositories. In this post, we will see how to enable EPEL (Extra Packages for Enterprise Linux) repository on CentOS 7 / RHEL 7. […]

CentOS 7 Installation Step by Step with ScreenShot – Part 2

This is the continuation from the CentOS 7 Installation Step by Step with Screenshot – Part 1, after the reboot of the server. You will get the initial setup screen. Step 1: Accept the EULA. Step 2: Click on Finish Configuration. Step3: Click Next on Welcome Screen. Step 4: Create Local Account. Step 5: Click […]