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In this article, we will get deep insight of, how cisco uses MongoDB to boost its WebEx Social.

Before going into the case study ,lets understand what is NoSQL DB, MongoDB and its components.

📚What is NoSQL ?

⚡NoSQL databases (Not Only SQL) are non tabular, and store data differently…

In this article let’s deep dive into the distinguished routing protocol : OSPF

👉What actually OSPF is ?

Open Shortest Path First is a routing protocol for Internet Protocol(IP) networks,which uses a link state routing (LSR) algorithm ,falling into the groups of interior gateway protocols (IGPs) , operating within a…

In this blog,we are going to discuss about how ML is integrated with some of the industrial use-cases to solve the issues may be threats related to security mostly.

src :

So lets understand first ,

What is Cyber Security ?

💻Cyber security refers to the body of technologies, processes, and practices designed to protect networks, devices…

Ansible roles for haproxy and webserver configuration

In this article, we will be diminishing our dilemma while creating Ansible roles and organised way to keep our ansible code..

🎲What are Ansible ROLES ?

Roles let you automatically load related vars_files, tasks, handlers, and other Ansible artifacts based on a known file structure. …

os_dependent configuration

💬Use-case :

Create an Ansible Playbook which will dynamically
load the variable file named same as OS_name and just by
using the variable names we can Configure our target node.
(Note: No need to use when keyword here.)

Lets lookup how this can be done:

Before discussing further , we…


Scenario : Our aim is to dynamically update the inventory file of hosts ,so that on the fly we can configure docker container as WebServer once it is launched….

Let we get insight over how it could be done :

1️⃣First of all , we would create our own ssh_enabled…

Haproxy Configuration using Ansible

📚Our goal is to configure Haproxy Server using ansible , while the configuration files of haproxy will be dynamically updated as number of hosts incremented.

First of all, lets understand :
🤔what is Reverse Proxy?

In computer networks such as the internet, a reverse proxy is a common type of…

High Availability Architecture using CLI

To get started with AWS CLI and installation process refer docs

Lets see how we can create this High Availability Architecture :

✅Launch EC2 instance :

To configure AWS account :
Use : #aws configure
Here you need to specify the Access Key and ID along with Region
Launching AMI…

🔰 RECTIFICATION : Restarting HTTPD Service is not
idempotence in nature and also consume more
resources suggest a way to rectify this challenge
in Ansible playbook

Lets see how we can rectify this challenge ….

🟥Using when Keyword: Conditional expression, determines if an iteration of a task is run or…

👉Our Aim : Configure Hadoop and start cluster services using Ansible Playbook…..

🔑What is an Ansible ?

Ansible is an open-source software provisioning, configuration management, and application-deployment tool enabling infrastructure as code. It runs on many Unix-like systems, and can configure both Unix-like systems as well as Microsoft Windows.

🔑What is Ansible PlayBook ?

An Ansible® playbook is a blueprint…


Technological Enthusiast , Like to express what is need of time, Relates real world to philosophical insights

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