Voice over IP (VoIP)

Overall Aims of the Course.

• Understand the benefits and growing importance of VoIP and highlight the trends in VoIP and its applications.

• Understand how VoIP works and factors that affect VoIP quality.

• Understand the principles of speech compression and main parameters of speech codecs used in VoIP applications.

• Understand VoIP most commonly used transport layer protocols.

• Understand the current VoIP approaches and tools which are used in the real world for VoIP calls.

• Understand the three most common types of VoIP signaling protocols.

• Understand the user perceived experience for a provided service and the network quality of service.

Intended learning outcomes of the course (ILOs)

• Understanding the fundamental techniques, which are behind the success of VoIP. These include speech compression, media transport protocols (RTP/RTCP), VoIP signalling protocols, QoS and QoE for voice calls.

• learn how to assess and analyze VoIP quality.

Course Contents Watch Course Contents Video

• Introduction to VoIP. Download PDF File

  • • Circuit Switched Network vs Packet Switched Network. Watch Session 1 Video

    • General VoIP Topology. Watch Session 2 Video

    • Realtime vs Non-Realtime Data Watch Session 3 Video

    • Why Change to VoIP? Watch Session 4 Video

    • VoIP Protocol Stack & VoIP Trend. Download PDF File Watch Session 5 Video

• Requirements & Factors That Affect Quality. Download PDF File Watch Session 6 Video

• Speech Compression and Codecs. Download PDF File Watch Session 7 Video

• Transport of VoIP Packets .

  • • TCP or UDP?

    • Real-Time Transport Protocol—RTP. Download PDF File Watch Session 8 Video

    • RTP Control Protocol—RTCP. Download PDF File Watch Session 9 Video

• Signaling Protocols for VoIP.

  • • H.323 Protocol - System Components. Download PDF File Watch Session 10 Video

    • H.323 Protocol - Sub-protocols. Download PDF File Watch Session 11 Video

    • H.323 Basic Operation and Message Structure Download PDF File Watch Session 12 Video

    • Session Initiation Protocol & Media Gateway Control Protocol Overview. Download PDF File Watch Session

• Network Quality of Service (QoS). Download PDF File Watch Session 13 Video

• Quality of Experience (QoE) for VoIP. Download PDF File Watch Session 14 Video

• Cloud Based Telephony System. Download PDF File

• IP-PBX Unified Communications & Collaboration (UCC) System. Download PDF File

Facebook Group

Video Lectures VoIP YouTube Channel

• VoIP Introduction Watch YouTube Videos: Part I Video , Part II Video , Part III Video

• VoIP Media Transport Watch YouTube Videos: Part I Video , Part II Video

• Signaling Protocols for VoIP Watch YouTube Videos: Part I Video , Part II Video , Part III Video

• Qos & QoE for VoIP Watch YouTube Videos: Part I Video , Part II Video

Review Questions & Problems

Please train yourself on the problems and questions. Download PDF File

Assignment Report

Please answer the questions of this assignment. (Download PDF File of the assignment)

"Handwriting is not allowed".

Due Date:Assignment is due at the beginning of Lecture on Wednesday, Dec 18, 2019.

Description: Each student will work independently to answer the assignment.

How to submit the assignment: Only submit a softcopy of your report by sending an email to : akhalifanti@gmail.com. Pdf format is preferred.

Filename: The filename must be “FirstName_LastName_VoIP_Assignment.pdf”

where FirstName is replaced by your first name and LastName is replaced by your last name. So for example, if my First name is Ahmed , last name is Khalifa, my filename would be “Ahmed_Khalifa_VoIP_Assignment.pdf”.

Labs

Implementing Mitel Based Unified Communications & Collaboration (UCC) System

• System Architecture Watch YouTube Video

• Configuring IP PBX Lab Download PDF File

Cisco Based Labs

• • Configuration Lab: Basic Analog Telephone Connection over IP

  • VoIP: Video Conference Lab

  • CME Configurations - Lab 1: Adding Phones to CME

  • CME Configurations - Lab 2: Class of Restriction

Text Books

• Lingfen Sun, Is-Haka Mkwawa, Emmanuel Jammeh, Emmanuel Ifeachor, “Guide to Voice and Video over IP: For Fixed and Mobile Networks”, 2013.

• Pramode K. Verma, Ling Wang, “Voice over IP Networks: Quality of Service, Pricing and Security”, Volume 71, 2011.

• Bruce Hartpence, “Packet Guide to Voice over IP”, First Edition, 2013.

• Jonathan Davidson, James Peters, Brian Gracely, “Voice over IP Fundamentals”, Cisco Press, 2000.

Grading Policy

Your grade will consist of four components:

1. Quizzes/Assignment Reports 10%

2. Labs 10%

3. Mid-term exam 10%

4. Final exam 70%

NTI - LMS: Switching in Telecommunication Networks LMS Link