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Running pfSense in a XenServer with xenguest

Rumi, November 19, 2022

If you deploy pfSense on a XenServer, you may be shocked at the performance loss-specially on interface speed! But wait, there are some tweaks to make this usable. Installing pfSense Go ahead and setup pfSense like normal, and when you are done, perform the following tweaks. (the day till it’s…

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Build WAF with Reverse Proxy Load Balancer using Nginx

Rumi, November 16, 2022

Getting Started First, it is recommended to update and upgrade all your software packages to the latest version. You can update all of them by running the following command: apt update -y apt upgrade -y Once all the packages are updated, install other required packages with the following command: apt…

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M3U Restream

Rumi, November 15, 2022

There’s a wonderful piece of microservice node.js based restream utility, that let you re-stream from a source and also do the ffmped transcoding if you’d like. I just liked the piece! My installed OS was Ubuntu 18.x and I used node version 12.x. The problem You have an IPTV provider…

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Install Discourse on Ubuntu 20.04

Rumi, November 14, 2022

Secure the Server Turn on automatic security updates. $ sudo dpkg-reconfigure -plow unattended-upgrades Setup a firewall with ufw. $ sudo apt-get install ufw $ sudo ufw default allow outgoing $ sudo ufw default deny incoming $ sudo ufw allow 22 comment ‘SSH’ $ sudo ufw allow http comment ‘HTTP’ $ sudo…

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Monitor Service Port if Down execute a Bash Script

Rumi, November 14, 2022

#!/bin/bash HOST_NAME=”127.0.0.1″ HOST_PORT=”1656″ if ( (exec 3<>/dev/tcp/${HOST_NAME}/${HOST_PORT}) 2> /dev/null); then echo -e “PORT: ${HOST_PORT} | ON” else cd /home/rumi/my-app/ && `node service.js` fi exit;

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Cacti user creation with specific graphs permission

Rumi, November 4, 2022

As an admin of cacti you can anything and everything. However, at certain times, you need to create restricted user who has access to only certain graphs of the cacti system. So here goes the steps (this is based on cacti version 1.2.21)- From left menu select Configuration > Users

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Set Up a Radius Server on pfSense

Rumi, November 2, 2022November 5, 2022

Installing the Package The pfSense 2.X package manager includes both FreeRadius and FreeRadius2 as installation options. For this example, I’m going to be using FreeRadius2 since it has some additional features not found in the previous version. Only one version of radius can be installed on pfSense at a time….

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Mapping drives with Windows for Nextcloud

Rumi, November 2, 2022

To map a drive using the Microsoft Windows Explorer: Open Windows Explorer on your MS Windows computer. Right-click on Computer entry and select Map network drive… from the drop-down menu. Choose a local network drive to which you want to map Nextcloud. Specify the address to your Nextcloud instance, followed…

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Install MariaDB 10.3 on CentOS

Rumi, October 23, 2022

Step 1: Add MariaDB Yum Repository  Create a new repo file /etc/yum.repos.d/mariadb.repo and add the below code changing the base url according to the operating system version and architecture. # vi /etc/yum.repos.d/mariadb.repo [mariadb] name = MariaDB baseurl = http://yum.mariadb.org/10.3/centos73-amd64/ gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB gpgcheck=1 Step 2 – Install MariaDB Server Let’s use the…

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PFSense SNMP Configuration

Rumi, September 9, 2022

Open a browser software, enter the IP address of your Pfsense firewall and access web interface. In our example, the following URL was entered in the Browser: https://192.168.15.11 The Pfsense web interface should be presented. After a successful login, you will be sent to the Pfsense Dashboard. Access the Pfsense…

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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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