Q1. describe how the interaction between the different OSI Layers can be established? Illustrate the services between different layers with the help of appropriate diagrams.
Q2. Describe the Noisy Channel Protocol: Go-Back-N ARQ.
Q3. State the throughput of Pure Aloha? A pure ALOHA network transmits 200-bit frames on the shared channel of 200 kbps.
Determine the throughput if the system (all stations altogether) generates:
a) 1000 frames per second
b) 500 frames per second
c) 250 frames per second
Q4. prepare down a detail note the CSMA/CD.
Q5. Prove that the utilization of a server in M|M|1 queue is ρ.
Q6. What do you mean by Isolated Routing? Describe one isolated routing in detail.