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Question:
(a) In relation with a cellular network architecture, describe the following terms:
(i) Clusters (ii) Pico cells (iii) Nano cells (iii) Cell breathing
(b) What is the HO_Margin and how does it optimise handovers in cellular networks?
(c) Describe how a Mobile Terminating call, from a PSTN phone, is processed in a GSM network. Explain your answer with a diagram.
(d) Describe the different type of handovers available in UMTS and state which ones are soft or hard handovers. Explain your answer with a diagram.
Explain Logical Ring Physical Star topology for Token-Passing Standard. It is definite that any break in the ring at any point will interrupt communications for all machines.
DISTANCE-VECTOR ROUTING: It is easy to implement. Packet switch modifies its own routing table first. It is used in RIP. LINK-STATE ALGORITHM: It is ve
Determine the working of LAN within a corporate network It should be very clear right from the beginning that a firewall is not simply for protecting a corporate network from u
What is Client/Server? Clients and Servers are part logical entities that work together over a network to accomplish a task. Lots of systems with very dissimilar architectures
Connections in ATM are known virtual circuits or virtual channels These are known virtual, since connections are created in ATM by starting values in memory locations (tables) in A
Responsibility of Application Layer
How is NAT executed
When an error is discovered the receiver is able to ask the sender to retransmit the entire data unit Error Correction-Forward Error Correction A receiver is able to u
Challenge Handshake Authentication Protocols (CHAP) CHAP as its an implies implements a form of authentication that requires a challenge and a response. A CHAP authenticator
How receiver detects error The frame is 10011101. The generator is 1001. The message after appending the three zeros is 10011101000. The reminder on dividing 10011101000 by 100
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