Телеобработка данных и вычислительные сети. Термины и определения

2

Teleprocessing and computer network.
Terms and definitions
' 1. 2. 2.1. 2.2. 2.3. 3. 4. ★?

Open systems interconnection OSI
12. Data
13. User data
14. 15. One-way communication
Two-way alternate communication
18. Two-way simultaneous communication
19. Error control
20. Time out
21. Protocol
22.
2. 23. Layer

3.

Flag

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71
72
76
72
6
57
58
61
63
62
64
9
11
11
11
11
10
54
54

Network layer 27 Network recovery 10 Network resource 8 Network resources lock-up 9 Noncentralized operation 51 One-way communication 16 Open system 91 Open systems interconnection 1:1 OSI 1:1 Packet 67 PDU 62 Physical layer 25 Point-to-point data link 48 Polling 55 Presentation layer 30 Primary station 83 Protocol 21 Protocol data unit 62 Reassembling 38 Recombining 42 Reset 45 Routing 44 SDU 64 Secondary station 85 Segmenting 37 Selection 54 Sequencing 43 Service 32, 33 Service data unit 64 Session layer 29 Slave mode 52 Slave station 81 Splitting 41 Subscriber system 90 Telecommunication control unit 73 Teleprocessing 1 Teleprocessing system 4 Terminal 71 Time-out 20 Transport layer 28 Tributary station 79 Two-way alternate communication 17 Two-way simultaneous communication 18 User 7 User data 13 Virtual terminal 34 WAN 92 Wide area network 92 1. 2. 3. 4. 5.