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Telecommunication Systems Design Considerations for Banks

Explore the evolution and applications of telecommunication systems in the banking sector, including internet, intranet, and extranet. Consider key factors such as response time, user expectation, consistency, and security. Learn about disaster recovery planning and testing for seamless operations.

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Telecommunication Systems Design Considerations for Banks

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  1. Chapter 4 Data Communication Applications

  2. Agenda • Application Category • Evolution • Applications • Internet, Intranet, & Extranet • Considerations

  3. Application Category • Human-machine interaction • Person-to-person • Person-to-machine or machine-to-person • Machine-to-machine • Type of information • Voice or data • Structured or unstructured • Static image or dynamic image • Timeliness • On-line • Real-time • Store-and forward • Batch

  4. Evolution • Telegraph • Administrative message switching • Computers

  5. Telegraph • Morse Code • Dots and dashes • Slow • No error correction

  6. Message Switching Systems • Equipment: teletypewriters • Types: torn tape message system • Point-to-point • Multipoint line • Collision, polling, address, and protocol • Control or master station and subordinate or slave station

  7. Computers • Benefits • Inquiry • File updating • Timesharing • Other applications (TPS, MIS, DSS, EX, EC) • Types • Centralized • Distributed • Client-server

  8. Applications - I • Airline reservation system • American airline: Sabre system • United airline: Apollo reservation system • Automatic teller machine • Swift: Society for Worldwide Interbank Financial Telecommunication • Sales order entry • Point of sale • Universal product code

  9. Applications - II • Unstructured data application • Electronic mail • Ownership of content • Simple mail transfer protocol (SMTP) • No foreign characters • No executable files • Limited size • Multipurpose Internet mail extensions (MIME)

  10. Applications - III • Image application • Facsimile (FAX) • Simple for printed documentation • Television • Purpose • Security • Information • Conference • Types • Freeze-frame & full-motion • One-way & two-way

  11. Internet, Intranet, Extranet • Internet • Browser program • Netscape’s Navigator • Microsoft’s Internet Explorer • Uniform Resource Locator (URL) • World Wide Web (WWW) • Hypertext transfer protocol (http) • Internet service provider (ISP): tier 1, tier 2, tier 3 • Intranet • Extranet

  12. Consideration • Response time • User expectation • consistency • Security • Planning for failures • Do nothing • Manual system • Back up computer & lines • Hot standby system • Disaster Recovery • Mutual aid pact • Commercial service: Comdisco Disaster Recovery Services • Planning & testing regularly

  13. Points to Remember • Application Category • Evolution • Applications • Internet, Intranet, & Extranet • Considerations

  14. Discussion • What are the telecommunication systems design considerations for a bank?

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