Advanced IP networks course

Multimedia services such as Voice over IP (VoIP) are best provided if the IP network has been upgraded to offer users a differentiated quality of service (QofS). This course first describes the techniques that are used to offer a differentiated QofS over an IP network and then describes the various methods of providing an IP telephony service.

Prerequisites:

An understanding of the operation and use of the Internet protocols including route discovery, and voice compression techniques. It is recommended that TransNet course F - "IP networks" and StarTel course B - "Principles of voice encoding and transmission" - are studied before attempting this course.

Summary of topics covered:

Operation and use of the resource reservation protocol, RSVP.

Integrating IP routing with high-speed switching: MPLS.

Providing a differentiated service (DiffServ) with an IP network.

Interworking between RSVP and Diffserv.

Interworking between RSVP and MPLS.

Transporting voice samples over IP networks in real time; RTP, RTCP.

Introduction to VoIP call-setup protocols; SIP, H.323.

Function of VoIP gateways, location servers and H.323 gatekeepers.

Voice processing techniques; LPC and CELP compression.


Number of chapters: 5 Study time: 5 hours


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