The diagram above organises the content of the web pages according to the OSI reference model. Each box in the diagram may be clicked to go to a page which introduces the appropriate section of the course .
(Note that from 2001, the sections on asynchronous communication and HDLC no longer form a required part of the taught course syllabus at the University of Aberdeen, and the section on Link Layer ARQ , has been replaced by a similar section on transport/application layer ARQ, including tftp).
(Note 2, from 2015 the course was updated to become a level 4 course).
See also the site index.