In the repo there is no software package that names as netstat. This Linux Guide will walk you through the steps to install and use yum repository on red hat and centos linux on different release. It’s fairly simple to remove repositories from your Dedicated Server and for the purpose of this tutorial we will be removing the EPEL repository that we initially installed. Most Linux distributions will already provide the MySQL packages in the default distribution repository. Archived versions aren't supported or tested. Here in this articles , I will show you php 7 installation via two method , first one is webtatic yum repository and second method is from source tarball on centos / rhel 7, 6 Version. Background: I’m using CentOS 7. How I Simplified Oracle Database 12c and 11g Installations on Oracle Linux 6. Create CentOS 7 VM & Update sudo -i yum update -y yum install epel-release yum-utils -y yum clean install Install Nginx yum install nginx -y service nginx start *browser to VM’s public IP to test sudo systemctl enable nginx sudo systemctl start nginx Install MariaDB yum install mariadb-server -y service mariadb start mysql_secure_installation MariaDB will ask you for the root…. How To List All Repository Packages With Yum Command. The overlay2 storage driver is recommended. Star 0 Fork 1 Code Revisions 3 Forks 1. How can I install and enable the ELRepo repository on [CentOS or RHEL]? While CentOS/RHEL platforms maintain several official repositories (e. 32-042stab134. Add repo sudo yum-config-manager --add-repo https:. Other versions can be obtained by editing the repo setup file installed by the package. This article also shows you to connect a VMware Virtual Machine (CentOS 7) to the internet by using NAT (Network Address Translation) by sharing the host system's IP. The following example sets up a repository that will installRabbitMQ 3. x86_64 Tags: cdrom centos HowTo install iso mount redhat repository Yum. 33 has been released on PHP. Contribute to iotsol/sw-repos development by creating an account on GitHub. DNF is first introduced in Fedora and has replaced to become the default package manager of the Fedora. The Percona yum repository supports popular RPM-based operating systems, including the Amazon Linux AMI. By default, the repository for stable nginx packages is used. Setup the EPEL package repo on Centos/RHEL et al. CentOS / RHEL : How to create and host yum repository over httpd. Check the available version of MongoDB. At first, check the current version of the CentOS by running the following command. How To List All Repository Packages With Yum Command. Installing MariaDB became very easy on the latest CentOS /RHEL Linux version 7. 如果沒有購買 Redhat 的服務, 或者服務已經過期, 在 Red Hat Enterprise Linux (RHEL) 用 yum 會出現以下錯誤: 如果不想購買 Redhat 的服務, 可以很直接轉用 CentOS Repository, 而且做法十分簡單。. Install options: a. CentOS 8 is now available for the download. To clean all the cached packages from the enabled repository cache directory, log in as root and execute the following: yum clean packages. Dovecot community repositories Dovecot community software repository We provide Debian, Ubuntu and CentOS packages of Dovecot Core, IMAPtest and Pigeonhole for community use. org, a friendly and active Linux Community. 0B : RPM-GPG-KEY-puppet: 2016-10-06 11:08:14 : 1. Learn how to List packages, get package information, search specific package and install & remove individual package or group packages with yum command in detail with examples. Setup NIC with static IP, with gateway, and DNS. Pick your favorite editor if you don't like vi. DNF stands for Dandified yum. When you're provisioning software onto a machine that will run in Production, you don't want to be running software from anywhere. Effectively immediately, this is the current release for CentOS Linux 7 and is tagged as 1908, derived from Red Hat Enterprise Linux 7. Repositories that are to be protected will not be updated by newer files from unprotected repositories. 6/6/2019; 8 minutes to read +7; In this article. x # yum install epel-release You will get some output like below:. so I am trying to setup up a ssh bastion server, but I have problem setting up EPEL in order to install Python3. Note that yum will try to contact the repo. CentOS systems keep version details in /etc/redhat-release and /etc/centos-release. The ELRepo Project focuses on hardware related packages to enhance your experience with Enterprise Linux. 6; Add the Repository. 1708 (Core). RPM Fusion nonfree for RHEL 8 or compatible like CentOS. 4 packages are propagated to some CentOS mirrors and others haven't, so what happens is some CentOS 7. For those new to YUM, Yellowdog Updater, Modified (YUM) is a software package manager that manages the RPM-based Linux distributions. repo (CentOS 7) Last active Jul 11, 2019. repo # # The mirror system uses the connecting IP address of the client [[email protected] ~] # yum install vim 依存性の解決をしています. This key enables yum and rpm to verify the integrity of the packages it downloads. My collegue told me to activate the repo by command yum-config-manager --enable redhat_7_workstation. It is used to install, uninstall, update, list available packages, list installed packages and search the rpm packages from the database. To enable Remi repository on CentOS 7, run the commands below. Squid bundles with CentOS. When I try yum update I receive Cannot find a valid base url for repo: base/7-2. Archived versions aren't supported or tested. If you no longer need packages you installed or if there are ones causing a conflict with another program, you may need to remove them. The image contains just enough packages to run within AWS, bring up an SSH Server and allow users to login. Install the collection: $ sudo yum install rh-php71 # 3. Search for package names. 4 included a newer version of OpenSSL than 7. yum repository not found. It can be used to install Elasticsearch on any RPM-based system such as OpenSuSE, SLES, Centos, Red Hat, and Oracle Enterprise. Summary This post describes how to set up your Red Hat or Centos 7 server to be a yum repository for both the local server and also serve other servers on the network via ftp using vsftpd. This article also shows you to connect a VMware Virtual Machine (CentOS 7) to the internet by using NAT (Network Address Translation) by sharing the host system's IP. CentOS is a super solid Linux distro. To update the cache of the CentOS or RHEL repository run the below command so that it can recognize our latest added repo of MongoDB. Kickstart installations offer a means to automate the installation process, either partially or fully. Ready-to-use packages are available from the Percona Server software repositories and the download page. Home / Apache / Httpd / Red Hat 7 / How to configure offline yum repository using DVD and HTTP or Apache server over the network in RHEL / CentOS 7. Distribution choice - Repository content Maintained Enterprise Linux (RHEL / CentOS / Other clones) Enterprise Linux 8 - repository auto-configuration package : remi-release-8. However, usually CentOS virtual machines have their VMware tools installed via the local binaries available from vSphere. CentOS 7 TopSpin Installation Preface: We use the CentOS-7. Needed packages are in the remi-safe (enabled by default) and remi-php73 repositories, the latest is not enabled by default (administrator choice according to the desired PHP version). Search and download Linux packages for ALT Linux, Arch Linux, CentOS, Debian, Fedora, Mageia, Mint, OpenMandriva, openSUSE, RHEL, ROSA, Slackware and Ubuntu distributions. 3 on CentOS 7 / Fedora. Configure the failing repository to be skipped, if it is unavailable. The easiest way to fix these repositories is to reinstall centos release packages. d/ directory. Install EPEL repository using below command. S releases), we can install it by using yum command. By default, the enabled repository is for PHP 5. Hi, I am trying to yum update (centos 7. RPM package file is a Red Hat Package Manager file and enables quick and easy software installation on Red Hat/CentOS Linux. Kickstart files contain answers to all questions normally asked by the insta. Install Node. We are using a Centos 7 dvd for this tutorial & same process should work on RHEL 7 as well. On CentOS unlike RHEL you do not need to perform any additional subscription related activity to get the access to their repository. 0 EXECUTE: # yum-config-manager --enable remi-php70 FOR PHP 7. It is the next upcoming major version of Yum. The YUM is the Package installer for RHEL ( Red Hat Enterprise Linux) based Linux systems. CentOS 7: Attach Yum Repository to CDROM (DVD) Posted on October 12, 2017 October 12, 2017 by schillernet. Installed CentOS 7 ( CentOS-7-x86_64DVD-1511. Also, the same steps should work on RHEL and Scientific Linux 7 systems too. The RPM for Elasticsearch can be downloaded from our website or from our RPM repository. Follow the below steps to install EPEL repository on your system: 1. Yum repository is very important and they help us in installing required RPM from vendor websites or even local repo. YUM Repositories are warehouses of Linux software (RPM package files). Hy, I use xenserver 6. Question: I want to download a RPM package from Red Hat's standard repositories. Standard repositories might not provide all the packages that can be installed on CentOS, Red Hat Enterprise Linux (RHEL), or Amazon Linux-based distributions. Earlier we have already install EPEL and RepoForge repository on RHEL 7 and CentOS 7 Server. rpm: 2019-08-22 21:19 : 277K. Package manager according to wiki are tools that automates the process of installing, upgrading, configuring, and removing computer programs for a computer's operating system in a consistent manner. repo and place it in /etc/yum. txt: 2019-08-08 17:05:47 : 936. 3 Remi repository:. Yum is a package manager tool that works with RPM packages. Mount the previously downloaded Centos 7 distribution (called here CentOS-7. This PHP 7 Version comes with new Zend Engine and lots of new features. ELRepo supports Red Hat Enterprise Linux (RHEL) and its derivatives (Scientific Linux, CentOS & others). Sometimes, having them already enabled in your system will help you save a lot of time. RHEL/CentOS/Oracle Linux 7. Even Fedora needs some additional repositories to have software packages for daily usage, such as MPlayer, ffmpeg. CONFIG_TEXT: There are no enabled Yum repositories. S releases), we can install it by using yum command. x # yum install epel-release You will get some output like below:. Here is a short video overview of the installation process. 10 and Red Hat (RHEL) 7. On Red Hat based systems such as RHEL, CentOS or Fedora, yum is used as a package management tool for installing, updating and removing RPM packages. rpm: 2019-08-22 21:19 : 277K. Now you’ve got Git and you’re ready to go! 2. Method 1 : By directly using yum command On CentOS 7, we have found without downloading the epel-release RPM package(as we used to do on previous O. CentOS Official and Third-Party Repositories. On CentOS or RHEL 7. 9 Creating a Local Yum Repository Using an ISO Image 2. 3 on CentOS 7. Step 4 - Install New CentOS Kernel Version. Procedure proposed works fine on 18 may 2018. At present, our repository is most complete with packages for RHEL 7 / CentOS 7 platform. for the repository, to point. Standard repositories might not provide all the packages that can be installed on CentOS, Red Hat Enterprise Linux (RHEL), or Amazon Linux-based distributions. Read about RPM & YUM package manager used in CentOS, RedHat, Fedora, Scientific Linux, Oracle Linux, Yellow Dog Linux. YUM (Yellowdog Updater Modified) is an open source, widely used command-line and graphical based package management tool for RPM (RedHat Package Manager) based Linux systems, including, but not limited to, Red Hat Enterprise Linux (RHEL), CentOS and Scientific Linux (SL), Oracle Linux (OL). yum will be be much slower). for example I tried yum install vim but got Loaded plugins:. d/ directory. 2 on Centos 7. RHEL or CentOS yum install yum-utils yum-config-manager --enable remi-php72 Fedora dnf install dnf-plugins-core dnf config-manager --set-enabled remi-php72 PHP. Follow the below steps to install EPEL repository on your system: 1. repo file in the /etc/yum. 7 Yum repo download link Now that you have the download link, wget get the repo rpm and check file checksum to make sure that rpm is downloaded with out errors. Install p7zip on CentOS 7. Needed packages are in the remi-safe (enabled by default) and remi-php73 repositories, the latest is not enabled by default (administrator choice according to the desired PHP version). Use this tutorial to install MongoDB 4. In fact, its main goal is to serve as an additional installation option for some of Webtatic’s projects. d/ directory. OpenSIPS Project official yum repository. x is that it will load your web application faster and will consume less server's resources like CPU and RAM. This repository is shipped with CentOS and is enabled by default. 09/09/2018; 4 minutes to read; In this article. Let us get started. Lastly, you need to create the YUM repository configuration file to reference the local resource. Some of the well known packages which are not included in official CentOS, Red-hat, Oracle and Scientific Linux repos are as follows. 0 EXECUTE: # yum-config-manager --enable remi-php70 FOR PHP 7. At the command prompt, type the following command to update the server: yum -y update; To install the EPEL repository, type the following command: yum -y install epel-release. This article contains FreeSWITCH™ installation instructions on hosts with CentOS7 or RHEL7 operating system. 4 at Webtatic via Yum. Yum stands for Yellowdog Updater Modified and it is a package manager, which helps us to install, remove, and update rpm packages on CentOS and RHEL systems. Login into your server using SSH. Needed packages are in the remi-safe (enabled by default) and remi-php72 repositories, the latest is not enabled by default (administrator choice according to the desired PHP version). CentOS 7 have installed the MariaDB version as default. It can automatically perform system updates, including dependency analysis and obsolete processing based on "repository" metadata. YUM Repositories are warehouses of Linux software (RPM package files). The default repo being CentOS Base repo. yum repository not found. Oftentimes we need to install basic applications and packages that are already on the RHEL install DVD. When I try yum update I receive Cannot find a valid base url for repo: base/7-2. rpm packages via the yum package manager. 6KiB : RPM-GPG-KEY-puppetlabs: 2016-04-18 19:00:03. Installing security updates only with CentOS yum | alvinalexander. Setup Local Yum Repository On CentOS 7. yum install epel-release See below given reference from our system. 7 systems with kernels older than 2. Run the yum command using only the cdrom repository yum -y -v –disablerepo=* –enablerepo=rhel-cdrom install libstdc++-devel. repo file extension in this directory are read by yum, and it is recommended to define your repositories here instead of in /etc/yum. RPM Fusion nonfree for RHEL 7 or compatible like CentOS. Live-Images - dating from today - are also updated and available. OKay's RPM complementary repository will allow you to install complex software in minutes for Centos 6 and 7. org, a friendly and active Linux Community. 6; Add the Repository. What is the CentOSPlus repository? The CentOSPlus repository contains packages that are upgrades to the packages in the CentOS base + CentOS updates repositories. Configure Local Yum Repository Server to update packages faster for local Servers. 6 MB centos latest 778a53015523 5 weeks ago 196. Yum will then just ignore the repository until you permanently enable it again or use --enablerepo for temporary usage: yum-config-manager --disable or subscription-manager repos --disable= 5. 8 and targets CentOS 8 and 7:. Source - Issues. This how-to guide includes various commands along with examples to check details about repositories and their packages in Red Hat systems. # CentOS-Base. On Red Hat based systems such as RHEL, CentOS or Fedora, yum is used as a package management tool for installing, updating and removing RPM packages. The objective is to install or replace existing PHP 5 with PHP 7 on CentOS 7 Linux server. Install epel using the following command: yum -y install epel-release; Refresh repo by typing the following command: yum repolist; How to install EPEL repo on a CentOS and RHEL 7. I’m using CentOS 7. Create Local YUM repository on CentOS 7 RHEL 7 using DVD. Code: [[email protected] This brief tutorial will explain how to install DNF on CentOS 7 / RHEL 7 versions. Webtatic is a yum repository generally deals with the web hosting related packages, which is not included with CentOS/RHEL repositories. To create and intialize your Yum repository, you must first download and install the createrepo package - available from the default CentOS repos. This tutorial explains how to create or configure local yum repository in Linux step by step including how to define baseurl and gpgcheck keys. 4 yum packages listed available for update can't update as their CentOS 7. 0 EXECUTE: # yum-config-manager --enable remi-php70 FOR PHP 7. # CentOS-Base. Enabling the EPEL repository provides additional options for package installation. Update the repository cache. Is there a way, to download and configure all basic repos in centos 7. In this tutorial we will show you how to install Docker on CentOS 8. To setup/bootstrap the Dell Linux online repository on your CentOS 6 sever, run the following command at the command prompt:. Is there a way, to download and configure all basic repos in centos 7. These files must have a. 10 and Red Hat (RHEL) 7. For this, you will need an active internet connection, and a VPS or server running CentOS 7. Start by enabling the PHP 7. repo CentOS7-Base. repo # # The mirror system uses the connecting IP address of the client and the # update status of each mirror to pick mirrors that are updated to and # geographically close to the client. so I am trying to setup up a ssh bastion server, but I have problem setting up EPEL in order to install Python3. d directory. So This is how we can configure YUM Repository Package Manager in RHEL 7/ CentOS 7. Using EPEL on CentOS 7. Time to create our local repository file, in CentOS/REHL the repository files can be found under /etc/yum. 0 EXECUTE: # yum-config-manager --enable remi-php70 FOR PHP 7. On a server host that has Internet access, use a command line editor to perform the following Confirm that the repository is. These instructions are for older version of CODE (v1. Locate destination directories. Centos 7 and Redhat 7. CentOS / RHEL 7 : How to setup yum repository using locally mounted DVD By admin yum is the primary tool for getting, installing, deleting, querying, and managing Red Hat Enterprise Linux RPM software packages from official Red Hat software repositories, as well as other third-party repositories. Sometimes, having them already enabled in your system will help you save a lot of time. To install Docker Engine - Community, you need a maintained version of CentOS 7. Archived versions aren’t supported or tested. yum --enablerepo=elrepo-kernel install. As you will see, this procedure is fairly simple when using Remi Repository. In order to use the Yum repository, a. This local repository lets you save internet bandwidth as well as the time for downloading packages from the internet. CentOS 6 vs. Other versions can be obtained by editing the repo setup file installed by the package. (01) Download CentOS 7 (02) Install CentOS 7 (03) Add New Users (04) FireWall and SELinux (05) Networking (06) Services (07) Update System (08) Add Repositories for yum (09) Configure vim (10) Configure sudo (11) Cron's Setting. The IUS repository depends on the EPEL repository. With the repository, you can download, install and hold packages on a local disk or remotely. $ sudo yum install centos-release-scl-rh $ sudo yum-config-manager --enable centos-sclo-rh-testing $ sudo yum install devtoolset-7 Developer Toolset Software Collections as Docker Formatted Containers. We have provided all steps needed to have a working local yum repository created using CentOS DVD ISO image. Use your choice of editor to update the baseurl specified in the edb. Effectively immediately, this is the current release for CentOS Linux 7 and is tagged as 1908, derived from Red Hat Enterprise Linux 7. yum repository not found. There are a few ways to work "fix" this: 1. You should use this for CentOS updates # unless you are manually picking other mirrors. Also, the same steps should work on RHEL and Scientific Linux 7 systems too. The IUS repository provides newer versions of some software in the official CentOS and Red Hat repositories. repo files: priority=N (where N is an integer between 1-99). This guide was tested on CentOS 7 server, however the same method should work on Fedora, RHEL, Scientific Linux, and other RPM based Linux distributions. I will use the nagios package as an example. The objective is to install or replace existing PHP 5 with PHP 7 on CentOS 7 Linux server. If you are using a different distribution, or you want to build and install Leapp on your own, follow these instructions. repo file in the /etc/yum. Now in this article we will describe additional YUM repositories with epel and repoforge for CentOs, Red Hat, Fedora. # rpm -i remi-release-7. net Enable epel repo with On CentOS 7 On CentOS 6 Enable PHP 7. Learn how to list YUM repositories in RHEL / CentOS. 0 repository on CentOS 6. 7 (or in limited cases, CentOS 7. repo And this make in me a bit of confusion because of my lack in linux enviroment. OKay's RPM complementary repository will allow you to install complex software in minutes for Centos 6 and 7. During initial setup MariaDB has a tick in the graphical setup environment which enables MariaDB and replaces MySQL. Install epel using the following command: yum -y install epel-release; Refresh repo by typing the following command: yum repolist; How to install EPEL repo on a CentOS and RHEL 7. With the repository, you can download, install and hold packages on a local disk or remotely. As you may know, starting RHEL 7 Red Hat introduces support for upgrading to major releases (RHEL 6. CentOS 7 upstream repositories. You should use this for CentOS updates # unless you are manually picking other mirrors. DNF is first introduced in Fedora 18, and it has became the default package manager from Fedora 25 version. d/ directory. The YUM is the Package installer for RHEL ( Red Hat Enterprise Linux) based Linux systems. I have just installed Centos 7 with the minimal installation options, lots of things which were taken for granted by me were not installed, one of them is netstat. Use Repository. This local repository lets you save internet bandwidth as well as the time for downloading packages from the internet. HTCondor YUM Repository Description. dnf module install php:remi-7. In this tutorial we are going to learn how extract 7zip file in CentOS 7. You will find details on PostgreSQL related RPMs for Fedora / Red Hat / CentOS / Oracle Linux, like pgAdmin, Slony-I, PostGIS, etc. yum install centos-release-scl package because sclo repo was not available on my new 6. How can display a list of configured repositories under CentOS / Fedora / Red Hat Enterprise / Scientific Linux server operating systems? You need to pass the repolist option to the yum command. Enabling or disabling repositories. x server is as follows: Open a shell prompt. 5 Yum Groups 1. rpm epel-release-latest-7. 1810 release with the KDE Environment Installation of Bruker-Addon Repository. It may have yum installed, maybe this is even used by esxupdate to perform the installation of patches, but it is not ment to be used as a means to update your ESX with any packages except those released by vmware. To install Docker Engine - Community, you need a maintained version of CentOS 7. 6 MB centos latest 778a53015523 5 weeks ago 196. If it is a very temporary problem though, this is often a nice compromise: yum-config-manager --save --setopt=. 5 yum repository Wednesday, February 19. Distributions like CentOS, Fedora, RedHat. CentOS 8 is now available for the download. skip_if_unavailable=true Cannot find a valid baseurl for repo: base/7/x86_64. Most Linux distributions will already provide the MySQL packages in the default distribution repository. Solved there are no enabled repos. Keep in mind that most CentOS repos use mirrorlists, which contain the URLs of every possible CentOS mirror, and any given package might have been downloaded from any mirror. Add MariaDB 10. How To Enable REMI repository in RHEL and CentOS:. To install Docker CE, you need a maintained version of CentOS 7. d/ directory or base repositories are disabled. Augmenting the excellent advice of the previous poster, here is a small diff against check_yum 0. Red Hat Update Infrastructure (RHUI) allows cloud providers, such as Azure, to mirror Red Hat-hosted repository content, create custom repositories with Azure-specific content, and make it available to end-user VMs. # CentOS-Base. Run the yum command using only the cdrom repository yum -y -v –disablerepo=* –enablerepo=rhel-cdrom install libstdc++-devel. Code: [[email protected] repo files: priority=N (where N is an integer between 1-99). 1 or later on Fedora or Red Hat Enterprise Linux and compatibles (such as CentOS) can simply download jpackage. Click here to download the repository RPM for all EnterpriseDB RPMs:  Tarball - IBM RHEL/CentOS PPC LE 7. What would you like to do?. yum --nogpgcheck. RPM install is not supported on distributions with old versions of RPM, such as. Refresh and list repo using below command. Pick your favorite editor if you don't like vi. Enabling or disabling repositories. This tutorial describes how to setup a local Yum repository on CentOS 7 system. RPM package file is a Red Hat Package Manager file and enables quick and easy software installation on Red Hat/CentOS Linux. Setup the EPEL package repo on Centos/RHEL et al. At first, check the current version of the CentOS by running the following command. 6 and that is the point version PHP will stay at for the life time of CentOS 5. In this step, we will install a new latest kernel from ELRepo repository, kernel version 5. S releases), we can install it by using yum command. Find and install the latest version with the command: yum install git. How to clear the yum cache: When a package is downloaded, installed and is removed there is a chance that the package may still be saved/stored in the yum's cache. Install Createrepo yum install createrepo; Create the Repository. x86_64 is currently the only supported architecture. How do I mount the CentOS 7 ISO and add it as a yum repository? The places I search say to look for a media. Source - Issues. If installing on Red Hat Enterprise Linux 7 with disabled (not subscribed on) 'RHEL Server Releases' or 'RHEL Server Optional Channel' repositories, append CentOS 7 GPG key URL to SaltStack yum repository configuration to install required base packages:. for example I tried yum install vim but got Loaded plugins:. In order to disable YUM package repository on CentOS we first need to get a unique repository ID using the following yum command: # yum repolist Loaded plugins: fastestmirror, langpacks Loading mirror speeds from cached hostfile * base: mirror. Freeswitch, FusionPBX, Kimchi, Csync2 are some examples. It depends on the EPEL repository so you must first install EPEL before installing Remi. 6/6/2019; 8 minutes to read +7; In this article. Package manager according to wiki are tools that automates the process of installing, upgrading, configuring, and removing computer programs for a computer's operating system in a consistent manner. Security patches and bug fixes are back-ported into the shipped version. The easiest way to fix these repositories is to reinstall centos release packages. On CentOS or RHEL 7. yum is not working in redhat 7. Python 3 is not installed by default in CentOS 7. CentOS 7 and 8 vs. Yum is a local repository for RPM package files. These files must have a. By default, the edb repository is enabled, and the edb-testing repository is disabled. Install the collection: $ sudo yum install rh-php71 # 3. txt: 2019-08-08 17:05:47 : 936. These packages are developed and tested on Fedora, which is available for RHEL. yum repository not found. It might be super easy or slightly harder. yum install epel-release. 5 Yum Groups 1. See Supported Platforms for more information. On Red Hat based systems such as RHEL, CentOS or Fedora, yum is used as a package management tool for installing, updating and removing RPM packages. Starting with HTCondor 7. Enabling or disabling repositories. For this, you will need an active internet connection, and a VPS or server running CentOS 7.