Skip to content
Bots!
Bots!
  • About
    • Myself
    • আমার দোয়া
  • Bookmarks
    • Bookmarks
    • My OCI Bookmarks
    • Useful Proxmox Commands & Links
    • Learning Nano
    • Useful Sites
    • Useful Virtualbox Command
    • Useful MySQL Command
    • Useful Linux Command
    • BTT-CAS
  • Resources
    • Webinar on Cloud Adoption for Project Managers
  • Photos
  • Videos
  • Downloads
Bots!

Author: Rumi

Hasan T. Emdad is an ICT Solution Architect, Project Manager with 12+ year expertise in HW selection, OS expertise on Linux and MS, Supervising Application SW on Pearl, Java, dot Net and PHP with DB experience of MySQL, Postgre, MS and Oracle. He was involved in setting up several Turn Key ICT including Telecom based projects on various government and autonomous bodies in the country. Developed more than 50 applications running with different operators and users. Managing a team of more than 10 in-house engineers and developers and manages an outsourcing team experts and contributors. Very recently engineered Public Key Infrastructure (PKI) on Enterperise and Root Certifying Authority and deployed scalable Cloud Computing and Managed Services. He has post graduated (MBA) from University of Dhaka, Bangladesh.

How to Install and Configure GitLab on Ubuntu 16.04

Rumi, October 23, 2019

GitLab is an open source GIT repository manager based on Rails and developed by GitLab Inc. It is a web-based GIT repository manager that allows your team to work on code, track bugs and feature requests and to test and deploy applications. GitLab provides features like a wiki, issue tracking, code…

Continue Reading

Accessing Nextcloud files using WebDAV

Rumi, October 11, 2019

Mapping a network drive in Windows Go to the Start menu and click on ‘Computer’. When the ‘Computer’ file browser window opens, then click on ‘Map network drive’.

Continue Reading

Add a User To Group www-data ( Apache Group )

Rumi, October 10, 2019

The procedure is as follows: Open the terminal application. Login to Ubuntu server using ssh. Add a new user named foo to www-data group by running useradd -g www-data foo command. Add an existing user bar to Apache’s www-data group on Ubuntu using usermod -a -G www-data bar command. Verify new modification on Linux…

Continue Reading

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…

Continue Reading

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…

Continue Reading

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…

Continue Reading

Archiving a large backup across multiple discs on Linux

Rumi, September 6, 2019

We have two options (as we obviously don’t want to delete our data!) Use a different backup medium Split the backup across multiple volumes Sometimes the former just isn’t appropriate, as much because of the cost of harddrives vs Optical Media (i.e. CD’s/DVD’s). This short tutorial will explain how to…

Continue Reading

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…

Continue Reading

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…

Continue Reading

Install VirtualBox on Centos 6 / 7

Rumi, September 6, 2019

Step 1 – Add Required Yum Repositories Firstly you are required to add VirtualBox yum repository in your system. Download repository file from its official site and place it under at /etc/yum.repos.d/virtualbox.repo .First navigate to /etc/yum.repos.d/ directory and use one of below commands as per your operating system. cd /etc/yum.repos.d/ wget http://download.virtualbox.org/virtualbox/rpm/rhel/virtualbox.repo…

Continue Reading
  • Previous
  • 1
  • …
  • 45
  • 46
  • 47
  • …
  • 129
  • Next

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.

Tags

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

Topics

Recent Posts

  • CovermyAss February 27, 2026
  • KVM Cloud Capacity Planning Script (Enhanced) February 20, 2026
  • Youtube MP3 Downloader Script using AI February 14, 2026
  • Install Softether VPN and create a Destination NAT (D-NAT) Rule to access the private Client VPN Node on a Debian 12 OS February 14, 2026
  • Deploying Pulse Monitoring for Proxmox Cluster Ecosystem February 13, 2026
  • Technitium DNS Web UI Configuration for Primary-Secondary Name Servers February 12, 2026
  • Technitium DNS with Primary-Slave Installation on Debian February 12, 2026
  • Install Docker and Docker Compose in Debian 12 February 5, 2026
  • Install GUI on Debian 12 using CLI February 4, 2026
  • Configuring Multiple PHP Versions on Virtualmin January 30, 2026

Archives

Top Posts & Pages

  • CovermyAss
©2026 Bots! | WordPress Theme by SuperbThemes