Understanding Voice over Internet Protocol


Voice over Internet Protocol (VoIP) has revolutionized the IT world involving Audio and Video interactions to connect people by tracking their locations like Skype, Whatsapp, Google Hangouts.


Features of VoIP -


  • Instant Messaging
  • Online Meetings
  • Call Monitoring, Recording, and Transfer
  • Remote Support
  • Text-to-Speech
  • Voice Mails and Do Not Disturb

Challenge for Building Real Time Analytics Platform


  • Video Calling and Chat application to Support users. Free Calling Application for any mobile platform like iOS, Android to any phone number and Support call all around the globe.
  • Analytics platform to monitor the load, performance, and other metrics of Asterisk Server (Cloud-Based Calling), Chat server.
  • Real-Time Tracking of users activity

Solution Offerings for Analytics Platform


Build a high performance and scalable solution using NoSQL and Big Data.


  • Basic Solution Architecture
  • Involves Hardware from OVH dedicated server,virtualisation using VMware Bare Metal and services on VMware Virtual Machines.


  • Basic Environment Production Setup
  • All server/nodes running on each separate Vmware virtual machine.


  • Firewall Security
  • Pfsense firewall acts as a security parameter for all outbound and inbound connections.


  • Load Balancing with Haproxy
  • Haproxy as a load balancer for all servers to run backend servers smooth for all situations even under high load/traffic.


  • Setting Up Backend Server Using Nginx with Node.js API
  • Node.js employed as a server-side proxy to handle a large number of simultaneous connections in a non-blocking manner.


  • Database Server Couchbase and Mysql
  • Couchbase is an open-source, distributed multi-model NoSQL document-oriented database software package optimized for interactive applications.


  • Backend PHP Server Management Using Nginx with PHP
  • Multiple PHP servers to provide High Availability.


  • Monitoring Services with Zabbix
  • Zabbix is open source and used for Enterprise-Scale monitoring of all like Firewall, VM.


  • Understanding Mail Server
  • An internal mail cluster with more than two nodes for high availability for the mail server.


Enabling Monitoring Platforms


  • Asterisk Server Log
  • Chat Server
  • User Events for the Mobile Application on Android and IOS

Different Steps involved to build Real-Time Analytics


  • Deploying Agents
  • Data Ingestion Process
  • Data Processing - Apache Spark Streaming
  • Data Persistence - Cassandra
  • Rest API - Play Framework, Actor Model in Scala Language
  • Deploying Agents
  • Data Ingestion Process
  • Data Processing - Apache Spark Streaming
  • Data Persistence - Cassandra
  • Rest API - Play Framework, Actor Model in Scala Language

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