Administrations Technitium DNS Web UI Configuration for Primary-Secondary Name Servers Rumi, February 12, 2026 Over here I’m not going to explain how to do it, instead, sharing the screenshots of the 2 NS key features to be deployed as below- Beside the the video from this youtube channel is self explanatory and excellent!. He literally described it in too details- However, Required NS… Continue Reading
Technitium DNS with Primary-Slave Installation on Debian Rumi, February 12, 2026February 12, 2026 Architectural Overview ┌─────────────────────────────────────────────────────────────┐ │ PRIMARY (MASTER) DNS SERVER │ │ Host: ns1.pioneer.com.bd │ │ IP: 114.130.94.3 │ │ Role: Zone origin, accepts dynamic updates │ └─────────────────────────────────────────────────────────────┘ │ │ AXFR/IXFR Zone Transfer (TCP 53) │ TSIG-authenticated ▼ ┌─────────────────────────────────────────────────────────────┐ │ SECONDARY (SLAVE) DNS SERVER │ │ Host: ns2.pioneer.com.bd │ │ IP: 114.130.223.3… Continue Reading
Deploy a Container TIG (Telegraf, InfluxDB and Grafana) Stack Rumi, January 24, 2026January 24, 2026 My simplified container based TIG stack is built using docker. The following standalone design supported more than 500+ VM to monitor data. Versions: Docker- Docker version 29.1.3, build f52814d Telegraf- Telegraf 1.14.3 (git: HEAD 1b35d6c2) Influxdb- 1.6.4 Grafana- 10.0.3 Here’s the TIG Docker Script- version: ‘3.7’ services: influxdb: image: influxdb:1.6.4… Continue Reading
Proxmox 1:1 NAT routing Rumi, March 30, 2025 Background: The objective was to serve VM’s default route via private network Public IP with no default route More control over firewalling policy over the VM (which is not covered in this post) Automation via DHCP on VM provisioning (This too no covered in this post) D-NAT to the VM… Continue Reading
Customizations to Proxmox VE 6.0 Persistent Rumi, September 7, 2024 This document worked for VE 7.X edition too. Preparation First, we’ll create a directory where we’ll store our customizations (you can call it whatever you want, as long as you are consistent across the commands): $ sudo mkdir /usr/share/custom Next, create the script which will apply the customizations and make… Continue Reading
Importing Legacy Windows XP or Windows 2003 from Virtualbox to Proxmox Rumi, December 28, 2023 Problem Statement: I have an old Windows 2003 32 bit server running in Virtualbox. Since Virtualbox is under decommissioned, it is intended to be migrated to Proxmox VE Before Migration or export of VM from Virtualbox, following .reg file is required to be installed on Windows 2003 server to avoid… Continue Reading
Mount Oracle Object Storage to Ubuntu Linux Rumi, November 8, 2023 Step 1. Install s3fs on an OCI compute instance running Ubuntu SSH remotely into your Ubuntu server and run sudo apt update to update your system repository. Then type the command sudo apt install s3fs awscli -y to install S3fs on your system. To verify proper installation, run which s3fs and you should be… Continue Reading
OCI Object storage connect using WinSCP Rumi, May 31, 2023 Click New Session: Select File Protocol S3: Enter the previous generated connection details and Press Save and give it a name: Continue Reading
Oracle Linux 8: How To Access the GRUB Rumi, May 17, 2023 Reboot or start the instance. After the console screen is blank, there is only one or two seconds to press <escape key>. Press it several times as quickly as possible. If escape was pressed successfully, the Boot menu will be displayed, if not try again. Note that it is possible… Continue Reading
MikroTik Router SNMP Configuration Rumi, April 18, 2023 First, you need to access the console of your MikroTik router. On the prompt screen, enter the administrative login information. Factory default access information: Username: admin Password: (No password) After a successful login, the console command-line will be displayed. Use the following command to enable the SNMP service on the… Continue Reading