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!

Category: Administrations

Disable gpgcheck while running updates

Rumi, January 12, 2024

Problem Statement: # su -c ‘yum install *.rpm’ which produced a long list of packages and depchecks, apparently successfully, but then gave: Install 50 Package(s) Total size: 436 M Installed size: 436 M Is this ok [y/N]: y Downloading Packages: Package libobasis3.3-en-US-base-3.3.0-6.x86_64.rpm is not signed [dave at davehost RPMS]$ Resolution:…

Continue Reading

reset root password on CentOS 7

Rumi, January 10, 2024

You need to have a console access for running this operation. 1. Inside java or HTML5 console, please reboot your server and wait for the GRUB menu 2. Inside the GRUB menu select your first entry and press “E” key to edit. 3. Find a line with ro and change it to rw

Continue Reading

Install MySQL 5.7 on Ubuntu 20.04

Rumi, January 9, 2024

Prerequisites Linux servers running Ubuntu 20.04 root privileges Step 1 – Add MySQL APT repository in Ubuntu Ubuntu already comes with the default MySQL package repositories. In order to add or install the latest repositories, we are going to install package repositories . Download the repository using the below command:…

Continue Reading

Resctrict RDP Session

Rumi, January 8, 2024

Problem statement: RDP to Windows 10 hangs at the ‘Please wait’ screen forever until rebooted. Remedy: Need to apply the Group Policy (gpedit.msc) setting: Computer Configuration >> Administrative Templates >> Windows Components >> Remote Desktop Services >> Remote Desktop Session Host >> Connections At that level Enable the following setting…

Continue Reading

ZFS Manager Webmin Module

Rumi, January 8, 2024January 8, 2024

I found this wonderful webmin module of ZFS Manager. Kinda love its feature and functions as it literally shortened the tedious siwtches and values of zfsmanager! I’m just quoting from the developer’s readme section down here- ZFS administration tool for Webmin This is in early development, not for production. That…

Continue Reading

Install PHPIPAM using Docker on CentOS 7

Rumi, January 7, 2024

Update Docker Package Database. In a terminal window, type: sudo yum check-update Remove if any docker is preinstalled with your OS- sudo yum remove docker docker-client docker-client-latest docker-common docker-latest docker-latest-logrotate docker-logrotate docker-selinux docker-engine-selinux docker-engine Install the Dependencies sudo yum install -y yum-utils device-mapper-persistent-data lvm2 The –y switch indicates to the yum…

Continue Reading

Install Jitsi on Debian 11

Rumi, January 7, 2024

This article will go through the installation and configuration of the Jitsi Video Conference on the latest Debian 11 Bullseye. At the end of this guide, you will be able to create a meeting using the Jitsi Video conference. Before you get started, ensure you’ve got the following requirements: Operating…

Continue Reading

Nextcloud Upgrade Issue via Web

Rumi, January 5, 2024January 5, 2024

My Nextcloud update via web was constantly failing. So looked for alternate CLI methods. Method#1 Using occ cli sudo -u www-data php ./occ upgrade Nextcloud or one of the apps require upgrade – only a limited number of commands are available You may use your browser or the occ upgrade…

Continue Reading

Restore ZFS Pool and storage data

Rumi, November 23, 2023

If the disks are recognized from your OS the command: zpool import should be enough to get the pool imported and visible in your current OS. You can check the status with command zpool status You can try to import it explicitly by name zpool import ZStore P.S. Do not…

Continue Reading

Create a RAID array using with mdadm

Rumi, November 23, 2023

mdadm (multiple devices admin) is an extremely useful tool for running RAID systems. It’s is a tool for creating, managing, and monitoring RAID devices using the md driver. It can be used as a replacement for the raidtools, or as a supplement. You can use whole disks (/dev/sdb, /dev/sdc) or individual partitions…

Continue Reading
  • Previous
  • 1
  • …
  • 7
  • 8
  • 9
  • …
  • 80
  • 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 endian icinga iptables Jitsi LAMP Letsencrypt Linux Munin MySQL Nagios Nextcloud NFS nginx pfsense php Postfix powerdns Proxmox RDP SSH SSL Ubuntu Ubuntu 16 Ubuntu 18 Ubuntu 20 Varnish virtualbox vpn Webmin Windows 10 XCP-NG zimbra

Topics

Recent Posts

  • MinIO with Let’s Encrypt SSL on Debian 12 – Step-by-Step Configuration August 1, 2025
  • How to Set Windows File Associations to Open .JNLP Files July 28, 2025
  • Removing CEPH from Proxmox Cluster July 23, 2025
  • Install Jitsi on Ubuntu 22.04 / 22.10 April 30, 2025
  • Key Lessons in life April 26, 2025
  • Create Proxmox Backup Server (PBS) on Debian 12 April 19, 2025
  • Add Physical Drive in Proxmox VM Guest April 19, 2025
  • Mount a drive permanently with fstab in Linux April 16, 2025
  • Proxmox 1:1 NAT routing March 30, 2025
  • Installation steps of WSL – Windows Subsystem for Linux March 8, 2025

Archives

Top Posts & Pages

  • MinIO with Let's Encrypt SSL on Debian 12 - Step-by-Step Configuration
©2025 Bots! | WordPress Theme by SuperbThemes