1. Introduction to Voice over Internet Protocol (VoIP)
  2. VoIP Video Conferencing and Corona Virus
  3. VoIP’s Challenges and Benefits and VoIP Market’s Independent Providers
  4. Overview of Systems-Level
  5. Interfaces of VoIP Telephony
  6. Assurance of Voice Quality for VoIP Networks
  7. Implementation of VoIP Security
  8. Functionality of a Data Router
  9. Technical Description related to VoIP
  10. VoIP Hardware and Software Components
  11. Business Model and Market Model in relation with Internet Telephony
  12. Technology, Economics and In-Practice to be concerned with IP telephony
  13. VoIP to be Concluded