TOPIC 1: LAYERING i. What is the OSI model used for? [2 marks] ii. For the lower four layers of the OSI model, give for

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Topic 1 Layering I What Is The Osi Model Used For 2 Marks Ii For The Lower Four Layers Of The Osi Model Give For 1 (25 KiB) Viewed 28 times

TOPIC 1: LAYERING i. What is the OSI model used for? [2 marks] ii. For the lower four layers of the OSI model, give for each: . . a brief description of the layer, an example from the Internet: where it's implemented in the Internet in interconnection equipment and end systems. (8 marks) Where would each of the following systems fit into the OSI model? iii. a HTTP/HTTPS proxy server, a VPN (i.e. encapsulating encrypted IP packets inside another protocol); RFC 1149.[6 marks .