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Question 6 :

Why should you care about the OSI Reference Model?

Answer :

It provides a framework for discussing network operations and design.

Question 7 :

What is Proxy ARP?

Answer :

is using a router to answer ARP requests. This will be done when the originating host believes that a destination is local, when in fact is lies beyond router.

Question 8 :

What is EGP (Exterior Gateway Protocol)?

Answer :

It is the protocol the routers in neighboring autonomous systems use to identify the set of networks that can be reached within or via each autonomous system.

Question 9 :

What is IGP (Interior Gateway Protocol)?

Answer :

It is any routing protocol used within an autonomous system.

Question 10 :

What is OSPF?

Answer :

It is an Internet routing protocol that scales well, can route traffic along multiple paths, and uses knowledge of an Internet's topology to make accurate routing decisions.