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Enumerate the various internetworking facility
1.) Give a link among networks. At minimum, a physical and link control connection is required.
(2) Provide for the routing and delivery of data among processes on dissimilar networks.
(3) Provide an accounting service that keeps track of the use of the many networks and routers and handles status information.
(4) Provide the services just listed in such a way as not to need modifications to the networking architecture of any of the constituent networks. This means that the internetworking facility must accommodate a number of differences between networks.
Three layers are called upper layers a) Application Layer - 7 b) Presentation Layer - 6 c) Session Layer - 5
Session layer protocols consists of NFS, SQL, RPC, Appletalk Session Protocol (ASP), XWindows, and NetBEUI.
2300 words
write on everything on telecommunication
How many timers does IGRP has
Q. What are the basic key functions of data link layer? Ans: Data link layer transfers data in a structured and reliable manner so that the service given by the physical layer
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Define Retransmission? Retransmission is a process in which the receiver detects the occurrence of an error and asks the sender to resend the message. Resending is repeated unt
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