short answer:- a) Place each of these protocols in the correct layer of the TCP/

Question

short answer:-

a) Place each of these protocols in the correct layer of the TCP/IP protocol stack: IP, ICMP, OSPF, UDP, Ethernet, HTTP (2p)

b) Define the term encapsulation (1p)

c) Many business computers have three distinct and worldwide unique identifiers. What

are they? (3p)
d) By what mechanism is transport layer de-multiplexing accomplished in IP? (1p)
e) Why does UDP exist? Would it not have been enough to just let user processes send raw IP packets? (1p)
f) How is application layer de-multiplexing accomplished in UDP and TCP? (1p)
g) Why do we have layered protocol stacks? (2p)

Explanation / Answer

A.

OSPF, HTTP

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