Αρχιτεκτονικές ασφαλούς δικτύωσης των mainframe συστημάτων και ανάπτυξη εφαρμογών τραπεζικής σε αυτό
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Keywords
Δικτύωση mainframe ; SNA/IP ; APPN ; Ασφάλεια Enterprise Extender ; Προγραμματισμός σε mainframe ; Mainframe networking ; Enterprise Extender security ; Mainframe programmingAbstract
This diploma thesis’ objective in part one (chap. 4, 5 & 6) is to examine the following questions:
* Where is the mainframe networking used and how is it different from the common IP networks?
* What are some of its newest technologies and how did they evolve?
* How secure are the systems that are based on these technologies?
* What kind of networking protocols are used and how compatible are they with the TCP/IP protocol?
* What has been done to achieve the compatibility and interoperability between these protocols?
* What kind of programs and banking applications are served on the mainframe networks?
* Which is the most innovative technology for preserving the existing hardware and software infrastructure?
The second part (chap. 7) deals with a banking network solution, studying its safety requirements.
In the third part (chap. 8, 9 & 10) there are presented examples of practical application of mainframe networks.
- Design of an integrated on-line transactional program for the purposes of insuring the teller’s cash register, by building the back-end functionality, the front-end user interface, as well as the application that retains the changes made in the data warehouse tables (chap.8)
- Desing of JCL batch jobs for the loading of the educational environment of the National Bank of Greece (chap. 9)
- Installation of an SNA based networking over an IP environment (chap. 10).