Layer 3 or Network Layer
What do you mean by the term Layer 3 or Network Layer? Describe in brief.
Expert
Network Layer corresponds to the layer 3 of OSI model and allows a choice of the physical route of transmission of a message packet by:
a) Making a virtual circuit for upper layers to make them independent of the data transmission and switching.
b) Establishing, maintaining and terminating connections among the nodes.
c) Making sure proper routing of data.
Pros and Cons of AON Method: Advantages of AON: No dummy activities are used. Events not used, just activities. AON easy to draw when dependencies and re
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