Telephony and data services

What you will learn:

This course provides a walk through how telecoms services are delivered to residential and business customers. The course explains how convergence is reshaping traditional public and private telephony and what that means for service providers and their customers. The capabilities, and delivery of broadband, VPNs, and cloud services are also explored.

 

By the end of this course you will be able to:

• describe the role of the main elements of, and the facilities offered by, a public switched telephone network (PSTN).
• describe the various measures of the quality of service provided by a public telephone network.
• describe and compare the role of geographic, non-geographic, and virtual numbering.
• describe the role of the elements of, and the facilities provided by, private telephony systems.
• describe the basic principles, service quality, and applications of "Voice over IP" with reference to its use in both public and private telephony systems.
• explain the concept of convergence and the benefits of employing a next generation network.
• compare the different ways of providing customers with access to the Internet and other data services.
• explain the significance of contention and give examples of contended and uncontended services.
• describe the benefits and applications of virtual private networks and virtual local area networks.
• describe the role of a service level agreement and the relevance of defining a quality of service.
• describe and compare the facilities and benefits provided by three types of cloud service.
• describe the services typically provided by Internet service providers (ISP) with reference to the tiered hierarchy of ISPs.
• describe the facilities offered by Internet telephony service providers with reference to the role of a SIP trunk.

 

Course prerequisites:

This course does not assume any prior knowledge of telecommunications.

 

Approximate study time: 6 hours 

 

Delivery platform requirements:
To access the course, a computer/tablet running a browser such as Chrome, Safari, Edge etc. is required. The device should have an active Internet connection and a screen resolution of at least 1024x768.