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Tag: CentOS

How to fix CentOS 5 or 6 error: YumRepo Error: All mirror URLs are not using ftp, http[s] or file

Rumi, December 6, 2020July 9, 2021

The error looks like- And here goes the resolution (please carefully update/use the exact CentOS version you are using, in my case it was CentOS 6.9) 1. Go to /etc/yum.repos.d/ directory: # cd /etc/yum.repos.d/ 2. Make copy of original file: # cp CentOS-Base.repo CentOS-Base.repo.old 3. Open and edit file with…

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Build a Centos 7 Repo

Rumi, August 2, 2020

Install httpd [root@www ~]# yum -y install httpd # remove welcome page [root@www ~]# rm -f /etc/httpd/conf.d/welcome.conf Configure httpd. Replace server name to your own environment. [root@www ~]# vi /etc/httpd/conf/httpd.conf # line 86: change to admin’s email address ServerAdmin root@srv.world # line 95: change to your server’s name ServerName www.srv.world:80 # line 151: change AllowOverride All # line 164:…

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Install MariaDB on CentOS 7

Rumi, May 25, 2020

Start by adding the MariaDB YUM repository file MariaDB.repo for RHEL/CentOS and Fedora systems. # vi /etc/yum.repos.d/MariaDB.repo Now add the following lines to your respective Linux distribution version as shown. On CentOS 7 [mariadb] name = MariaDB baseurl = http://yum.mariadb.org/10.1/centos7-amd64 gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB gpgcheck=1 Step 2: Install MariaDB in CentOS 7 Once…

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Install WHMCS on CentOS 7

Rumi, May 25, 2020May 25, 2020

As you may know, WHMCS is the leading web hosting management and billing software that automates all aspects of your business from billing, provisioning, domain reselling and etc. In this article, we are going to install WHMCS 7.7.1 on CentOS 7.6. We assume you have a valid WHMCS license and…

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Configuring SpamAssassin for Postfix on CentOS

Rumi, May 23, 2020

In the process of receiving email, spamassassin will stand between the outside world and the email services running on your server itself. If it finds, according to its definition rules and configuration, that an incoming message is spam, it will rewrite the subject line to clearly identify it as such….

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Install ClamAV on CentOS 6

Rumi, May 23, 2020

Step 1. First add yum repository your system. The EPEL repo is enabled by simply installing an RPM. Please use the command below to install the EPEL repository on your CentOS server. #CentOS 6 – 32-bit rpm -Uvh http://mirror.overthewire.com.au/pub/epel/6/i386/epel-release-6-8.noarch.rpm #CentOS 6 – 64-bit rpm -Uvh http://download.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm Step 2. Install required ClamAV packages….

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Install SNMP and Configure the Community String For CentOS

Rumi, April 23, 2020

Install SNMP Install the SNMPD service by running the following command: yum install net-snmp net-snmp-utils Once the service is installed, verify that it is set to start at startup by running: CentOS 6: chkconfig snmpd on CentOS 7: systemctl enable snmpd

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Extend/Reduce LVM’s (Logical Volume Management) in Linux

Rumi, March 15, 2020

My Server Setup – Requirements Operating System – CentOS 6.5 with LVM Installation Server IP – 192.168.0.200 How to Extend Volume Group and Reduce Logical Volume Logical Volume Extending Currently, we have One PV, VG and 2 LV. Let’s list them one by one using following commands. # pvs #…

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Install cPanel on CentOS 7

Rumi, February 1, 2020February 1, 2020

cPanel is an online Linux-based web hosting control panel that provides a graphical interface and automation tools designed to simplify the process of hosting a web site or email. Prerequisite: Launch a CentOS 7 instance (Only install cPanel & WHM on a freshly-installed operating system). Access the instance via SSH. Run all the…

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Install Mariadb on CentOS 7

Rumi, January 21, 2020

MariaDB is an open-source relational database management system, backward compatible, binary drop-in replacement of MySQL. It is developed by some of the original developers of the MySQL and by many people in the community. With the release of CentOS 7, MySQL was replaced with MariaDB as the default database system….

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Myself…

Hi, I am Hasan T. Emdad Rumi, an IT Project Manager & Consultant, Virtualization & Cloud Savvyfrom Dhaka, Bangladesh. I have prior experience in managing numerous local and international projects in the area of Telco VAS & NMC, National Data Center & PKI Naitonal Root and CA Infrastructure. Also engaged with several Offshore Software Development Team.

Worked with Orascom Telecom-Banglalink, Network Elites as VAS partner, BTRC, BTT (Turkey) , Mango Teleservices Limited and Access to Informaiton (A2I-UNDP)

Currently working at Oracle Corporation as Principal Technology Solution and Cloud Architect.

You can reach me [h.t.emdad at gmail.com] and I will be delighted to exchange my views.

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