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Category: Configurations (Linux)

Update PHP 5.1 to PHP 5.4 in CentOS

Rumi, June 6, 2014

  Update Yum repos For 32 bit CentOS- wget http://dl.fedoraproject.org/pub/epel/5/i386/epel-release-5-4.noarch.rpm wget http://rpms.famillecollet.com/enterprise/remi-release-5.rpm For 64 bit CentOS- wget http://dl.fedoraproject.org/pub/epel/5/x86_64/epel-release-5-4.noarch.rpm wget http://rpms.famillecollet.com/enterprise/remi-release-5.rpm rpm -Uvh remi-release-5*.rpm epel-release-5*.rpm Now it’s time to update our PHP to the latest one yum –enablerepo=remi update php php-* /etc/init.d/httpd restart And that’s it! You can check your installed PHP version executing: php…

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How to reset MySQL Root Password in Linux

Rumi, June 6, 2014

  First, Let’s stop the mysql service, In Red Hat’s family (Red Hat Enterprise, Fedora, CentOS) the Mysql Daemon is called ‘mysqld‘, but in Debianlike Ubuntu based distributions and OpenSuse its called ‘mysql‘. I’ll be using the debian based naming sudo service mysql stop OR sudo /etc/init.d/mysql stop Now, we’ll…

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DKIM installation on Debian

Rumi, June 6, 2014

  This is a quick and fairly painless way of setting up DKIM, on a postfix server. DomainKeys Identified Mail (DKIM) is a method for associating a domain name to an email message, thereby allowing a person, role, or organization to claim some responsibility for the message and helps verify…

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Webmin installation on openfiler

Rumi, June 6, 2014

  Download the latest Webmin RPM to openfiler from this page: (You want "RPM suitable for Redhat, Fedora, CentOS, SuSE or Mandrake Linux") http://www.webmin.com/download.html Copy the link from the webpage to download the correct RPM file and download it on Openfiler using the following command. If you are downloading a…

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Convert disk GPT to MBR for Openfiler troubleshoot

Rumi, June 6, 2014

  On a Linux console, as root, run (replace /dev/sda with the identifier of your hard drive): parted /dev/sda parted> mklabel msdos parted> quit

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VBoxHeadless Running Virtual Machines With VirtualBox On A Headless CentOS 6x Server

Rumi, June 6, 2014

  Preliminary Note I have tested this on a CentOS 6.2 server (host system) with the IP address 192.168.0.100 where I’m logged in as a normal user (user name vbox in this example) instead of as root. If you only have a root account, but no normal user account, create…

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Yum Cache Clear command

Rumi, June 6, 2014

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. So to clean all the cached packages from the enabled repository cache directory, login as root and execute the following: yum clean packages To purge the…

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Set date/time permanently on Virtualbox Guest

Rumi, June 6, 2014October 5, 2019

First you need to ssh to the server and be root and then do these step by step: 1. Set the date/time as following format date -s “2 OCT 2013 18:00:00″ 2. Set the proper Timezone for your area- # cd /etc # ln -sf /usr/share/zoneinfo/EST localtime 3. Set it…

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LAMP on CentOS

Rumi, June 6, 2014September 8, 2016

Installing MySQL 5 To install MySQL, we do this: yum -y install mysql mysql-server Then we create the system startup links for MySQL (so that MySQL starts automatically whenever the system boots) and start the MySQL server: chkconfig –levels 235 mysqld on /etc/init.d/mysqld start Set passwords for the MySQL root…

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Update PHP 5.4 on Debian 6 Squeeze

Rumi, June 6, 2014

Set up Dotdeb First add Dotdeb to your Apt sources: sudo vim /etc/apt/sources.list /etc/apt/sources.list deb http://packages.dotdeb.org squeeze all deb-src http://packages.dotdeb.org squeeze all deb http://packages.dotdeb.org squeeze-php54 all deb-src http://packages.dotdeb.org squeeze-php54 all Save & Exit. Now go for the next-

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Myself…

Hi, I am Hasan T. Emdad Rumi, an IT Project Manager & Consultant, Virtualization & Cloud Computing and Public Key Infrastructure Savvy from Dhaka, Bangladesh. I have prior experience in managing numerous local and international projects in the area of Telco VAS & NMC, National Data Center & Naitonal PKI Root and Enterprise 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) and at Oracle Corporation as Principal Technology Solution (Cloud) Architect.

And currently being employed at Huawei Technologies (Bangladesh) Ltd. as Advanced Business Development Lead (Cloud) in the south asia region.

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

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