TQF: Internet protocols

The Internet has revolutionised modern communications. The techniques employed on the Internet are now also used in networks that provide telephony services and the wide area networks that carry data traffic for businesses.
This online course explains the role, facilities and operation of the various protocols employed on the Internet and many other communications systems. The threats to, and protection of, such networks are referred to throughout this course. The topology and administration of the Internet is also described.

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Level:

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Target audience:

This course is designed for technicians and engineers involved in the design, commissioning and maintenance of networks that use the Internet Protocol.
It is suggested that this course is studied with PTT’s "IP networks" course.

Course prerequisites:

An understanding of the basic principles of packet switching. It is recommended that the PTT e-learning course "Data communication principles" is studied before attempting this Internet protocols course.

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

explain the concept and advantages of connectionless operation.
describe the role, operation and facilities offered by the Internet Protocol (IP).
explain the various ways in which the security of information stored on, or transferred over, the Internet can be compromised.
describe the role and operation of the Transmission Control and User Datagram protocols (TCP and UDP) with reference to the security of TCP connections.
explain the relevance and use of port numbers to identify applications and communications sessions.
describe the use of other Internet protocols in applications such as web browsing, emailing, file transfer, and multicasting with reference to the ways of improving the security of data transfer.
describe the basic structure of the Internet, the role of the various Internet administrative bodies and the role of Internet service providers.
describe the role of ISP transit services and peering arrangements.

Number of modules: 4
Approximate study time: 5 hours

Download PDF Download and view the course specification in Adobe PDF format

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.