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Network Laye
The network layer provides communication between the multiple networks. Whereas the data link layer provides the communication between two systems on the same network of two systems are connected to the same link there is usually more need for a network layer. However if the systems are attached to the different networks ( links) with connecting devices there is often a need for the network layer to accomplish sources to destination delivery. It defines addressing and routing ( logical link) between sources and destination. This layer also makes sure that data packets are transmitted across the networks correctly.Other responsibilities of the network layer include the followings.
three types of network criteria
Question 1 This question concerns the main security goals (confidentiality, integrity, availability). Describe a situation which provides the goal of confidentiality but does not
What do you mean by Beaconing and Auto-Reconfiguration? When a station does not receive a message from its nearest active upstream neighbor, it sends out a warning, otherwise c
Error Detecting Code - Parity bit: The general idea for achieving error detection and correction is to add some redundancy (i.e., some extra data) to a message, which receiver
10Base5 Connectors Transceiver - intermediary device as well called a medium attachment unit (MAU) Performs CSMA/CD function may perhaps contain small buffer Atta
why do we deligate
Determine the working of Communications Intranet Intranets of this type tend to feature in geographically dispersed organisations. The motivation for its implementation is g
State the types of performance of computer hardware The hardware, i.e., the server or computer has a direct relationship on performance in the following areas: Reliabili
What is usage of Sequence Number in Reliable Transmission? The protocol specifies that frames need to be numbered. This is done by using sequence numbers. A field is added to t
FCS= Frame Check Sequence CRC (Cyclic Redundancy Check) algorithm runs in switch that known as FCS (Frame Check Sequence)
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