You may search these questions or part of them on the web resource links available under "Additional Web Resources for Telecommunication & Network Security.pdf". If you do so, you must provide the reference to the resource as well as cite in your answers with (author, year, and page or paragraph number(s).
1. As part of GSM, describe the three rudimentary services provide by SMS.
2. What is CAMEL? Briefly describe it.
3. Do all text messaging systems use SMS? Explain how they use SMS, or if not give an example of one that does not use SMS.
4. What is used for transmitting short messages between SMSC and the hand-held device?
5. When does SMS spoofing occur? Please describe a typical scenario.
6. How does televoting work?