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Category: Configurations (Linux)

Install Laravel 5 Framework on Ubuntu 18.04 & 16.04

Rumi, October 9, 2019October 9, 2019

Below is the system requirements for the installation of latest Laravel application on your system. PHP >= 7.2 OpenSSL PHP Extension PDO PHP Extension Mbstring PHP Extension Tokenizer PHP Extension XML PHP Extension Ctype PHP Extension JSON PHP Extension BCMath PHP Extension Step 1 – Install LAMP To start with…

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Resizing a VirtualBox Virtual Hard Disk

Rumi, October 6, 2019

Prerequisites Before you start this procedure you’ll need to do the following. Make sure you have the VBoxManage command-line tool installed on your host system. Download the ISO for a GParted Live CD or else a Linux Live CD using a Linux distribution that includes the GParted partition editor utility. IMPORTANT: If the virtual disk…

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How to Setup a Multi-Protocol VPN Server Using SoftEther

Rumi, September 14, 2019

SoftEther VPN is one of the world’s most powerful and easy-to-use multi-protocol VPN software, made by the good folks at the University of Tsukuba, Japan. It runs on Windows, Linux, Mac, FreeBSD and Solaris and is freeware and open-source. You can use SoftEther for any personal or commercial use free…

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Using NGinx to serve static files and Apache for dynamic

Rumi, September 6, 2019

Apache is a great web-server, but it has a pretty heavy memory footprint. It can get quite restrictive quite quickly, especially if you’re on a system will limited resources (given how many people now run on a VPS, and the poor disk IO of these systems it’s all the more…

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Configuring Postfix to block outgoing mail to all but one domain

Rumi, September 6, 2019

This is so simple to do, but I have to look it up every time I need it (not something that comes up regularly!); When configuring a development server, you may find you have a need to ensure that emails will not be sent to any domain except those you…

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Monitor and Manage your services with Monit on CentOS 6 / RHEL 6

Rumi, September 6, 2019

Install Monit For Debian/Ubuntu Monit is easiest to install through apt-get: sudo apt-get install monit For RHEL: Configure EPEL repo to download the latest Monit package. [root@server ~]# rpm -Uvh http://epel.mirror.net.in/epel/6/i386/epel-release-6-8.noarch.rpm [root@server ~]# yum -y install monit Once monit downloads, you can add programs and processes to the configuration file:…

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Debian Wheezy repository

Rumi, September 2, 2019

Debian wheezy is no longer supported. It is two major releases older than stable. It has not received any updates since 31 May 2018. The resolution is to dist-upgrade to oldstable, or to stable. You can still use the archive repository but there is no more updates: deb http://archive.debian.org/debian wheezy…

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NGINX as a Reverse Proxy

Rumi, August 30, 2019

Configure NGINXPermalink At this point, you could configure Node.js to serve the example app on your Linode’s public IP address, which would expose the app to the internet. Instead, this section configures NGINX to forward all requests from the public IP address to the server already listening on localhost. Basic Configuration…

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Proxmox change from local-lvm to local storage

Rumi, August 30, 2019

First remove the existing LVM-Thin: lvremove pve/data Then create an normal lvm on existing group. For example: lvcreate -L 755.96G -n data pve Format it: mkfs.ext4 /dev/pve/data Mount it in the fstab. The mount target must be empty, so delete everything in there. /dev/pve/data /var/lib/vz ext4 defaults 0 2 rm…

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Installing NTP Service and change timezone in CentOS 6 / CentOS 7

Rumi, August 30, 2019

Let’s install NTP service first: yum install ntp Configure NTP services by updating the following section (only if appropriate): nano /etc/ntp.conf And by commenting on the sections: # Use public servers from the pool.ntp.org project. # Please consider joining the pool (http://www.pool.ntp.org/join.html). #server 0.centos.pool.ntp.org iburst #server 1.centos.pool.ntp.org iburst #server 2.centos.pool.ntp.org…

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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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Apache Bind Cacti CentOS CentOS 6 CentOS 7 Debain Debian Debian 10 Debian 11 Debian 12 DKIM Docker endian icinga iptables Jitsi LAMP Letsencrypt Linux Munin MySQL Nagios Nextcloud NFS nginx pfsense php Postfix powerdns Proxmox RDP squid SSH SSL Ubuntu Ubuntu 16 Ubuntu 18 Ubuntu 20 Varnish virtualbox vpn Webmin XCP-NG zimbra

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