Question: Hello, Please support providing a solution for the below-mentioned question for understanding the concepts. 3. (a) What is the IMSI? Compare it to the MSISDN

Hello,

Please support providing a solution for the below-mentioned question for understanding the concepts.

Hello, Please support providing a solution for the below-mentioned question for understanding

3. (a) What is the IMSI? Compare it to the MSISDN - why is it beneficial to have both? 15% (b) What is the TMSI? Why is it used in addition to the IMSI? 10% (c) For each of the IMSI, TMSI and MSISDN, state what OSI layer you would consider the address to correspond to, briefly justifying your answer. 15% (d) What is a Location Area? What are the trade offs a system designer would have to consider when defining the area? 20% (e) Describe the sequence of operations for a location update in the GSM system

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