What is Epel? Why install Epel?
Extra Packages for Enterprise Linux (EPEL) "Corporate Linux Add-on package (hereinafter referred to as EPEL)" is a special interest group created, maintained, and managed for Red Hat Enterprise Linux (RHEL) and its derivative distributions (such as A high-quality add-on package project for CentOS, scientific Linux.
EPEL packages typically do not conflict with packages in the official Linux source, or replace files with each other.
Epel is basically consistent with the Fedora project, including the complete build system, upgrade manager, Image Manager, and more.
The EPEL contains a package called Epel-release, which contains the GPG key and source information for the EPEL source. You can install it to your enterprise Linux distribution via Yum. In addition to the epel-release source, there is a source called epel-testing, which contains the latest test package, its version is new but the installation is risky, please do it yourself.
Note: Some third-party software sources require EPEL ' epel-testing ' sources to install dependent components, be sure to enable the source in system settings.
Check if the system is installed Epel-release
Rpm-q Epel-release
Installing Epel-release
Yum Install Epel-release-y
EPEL
Http://fedoraproject.org/wiki/EPEL
Webtatic Yum
https://webtatic.com/projects/yum-repository/
Remi ' s RPM repository
http://rpms.famillecollet.com/
Linux Software Installation-100,000 why?