VoIP

Voice over IP

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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

• Overview of VoIP.
• VoIP Trend.
• Requirements & Factors That Affect Quality.
• Speech Compression and Codecs.
• Transport of VoIP Packets .
• TCP or UDP?
• Real-Time Transport Protocol—RTP.
• RTP Control Protocol—RTCP.
• Signalling Protocols for VoIP.
• H.323 Protocol.
• Session Initiation Protocol.
• Media Gateway Control Protocol.
• Network Quality of Service (QoS) & Quality of Experience (QoE) for VoIP.

Text Books

1. Lingfen Sun, Is-Haka Mkwawa, Emmanuel Jammeh, Emmanuel Ifeachor, “Guide to Voice and Video over IP: For Fixed and Mobile Networks”, 2013.
2. Pramode K. Verma, Ling Wang, “Voice over IP Networks: Quality of Service, Pricing and Security”, Volume 71, 2011.
3. Bruce Hartpence, “Packet Guide to Voice over IP”, First Edition, 2013.
4. Jonathan Davidson, James Peters, Brian Gracely, “Voice over IP Fundamentals”, Cisco Press, 2000.

Lectures

VoIP Course Content

lecture 1: VoIP Introduction

Lecture 2: VoIP Media Transport

Lecture 3: Signaling Protocols for VoIP

Lecture 4: Qos & QoE for VoIP

Review Questions & Problems

Please train yourself on the problems and questions. Click this download Link.

Assignment Report

Please answer the questions of this 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

• 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