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Chapter 23

Chapter 23. Upper OSI Layers. Figure 23-1. Session Layer Dialog. Figure 23-2. Session-to-Transport Layer Communication. Figure 23-3. Synchronization Points. Figure 23-4. SPDU. Figure 23-5. Presentation Layer Functions. Figure 23-6. Direct and Indirect Methods of Translation.

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Chapter 23

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  1. Chapter 23 Upper OSILayers

  2. Figure 23-1 Session Layer Dialog

  3. Figure 23-2 Session-to-Transport Layer Communication

  4. Figure 23-3 Synchronization Points

  5. Figure 23-4 SPDU

  6. Figure 23-5 Presentation Layer Functions

  7. Figure 23-6 Direct and Indirect Methods of Translation

  8. Figure 23-7 Concept of Encryption and Decryption

  9. Figure 23-8 Encryption/Decryption Methods

  10. Figure 23-9 Monoalphabetic Substitution

  11. Figure 23-10 Polyalphabetic Substitution

  12. Figure 23-11 Transpositional Encryption

  13. Figure 23-12 Encoding/Decoding

  14. Figure 23-13 Permutation

  15. Figure 23-14 Substitution

  16. Figure 23-15 Product

  17. Figure 23-16 Exclusive OR

  18. Figure 23-17 Rotation

  19. Figure 23-18 DES

  20. Figure 23-19 Subkey Generation in DES

  21. Figure 23-20 One of the 16 Steps in DES

  22. Figure 23-21 Public Key Encryption

  23. Figure 23-22 RSA

  24. Figure 23-23 RSA Encryption and Decryption

  25. Figure 23-24 Security of RSA

  26. Figure 23-25 Signature Authentication

  27. Figure 23-26 Data Compression Methods

  28. Figure 23-27 Run-Length Encoding

  29. Figure 23-28 MHS

  30. Figure 23-29 Message Format in MHS

  31. Figure 23-30 Virtual File Storage

  32. Figure 23-31 Local Access

  33. Figure 23-32 Remote Access

  34. Figure 23-33 Virtual Terminal

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