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Types: RcTekst, TextFile
Names: »VILSTART.WP«
└─⟦51ec6abc5⟧ Bits:30005985 Manualer - TELETEX Document Handler
└─⟦this⟧ »VILSTART.WP«
╱04002d4e0c00060000000003014b3100000000000000000000000000000000000000000000000000050f19232d37414b555f69737d8791ff04╱
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╞ ╞ ╞ ╞ ┆a1┆ ┆e1┆╞ ↲
╞ ╞ ╞ ╞ RCSL No:╞ 991 09868↲
╞ ╞ ╞ ╞ Edition:╞ November 1984↲
╞ ╞ ╞ ╞ Author:╞ Valther Rasmussen↲
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Title:↲
┆06┆Teletex Control Unit↲
┆06┆Interface Description↲
┆06┆Reference Manual↲
┆06┆┆a1┆Preliminary↲
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┆a1┆╞ ╞ ↲
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Keywords:↲
╞ ┆84┆RC Teletex System, RC892, Teletex Control Unit (TTX-CU), Interface, ↓
┆19┆┆84┆┄┄Reference Manual, IMC, SAP.↲
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┆a1┆╞ ╞ ↲
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Abstract:↲
╞ ┆84┆This manual describes the Interface of the Teletex Control Unit ↓
┆19┆┆84┆┄┄(TTX┆1e┆CU). The Interface is based on the IMC service, and the protocols ↓
┆19┆┆84┆┄┄used to exchange information between the TTX-CU and the TTX-DS are ↓
┆19┆┆84┆┄┄within the framework of the SAP protocol.↲
╞ ( 188 printed pages )↲
┆a1┆╞ ╞ ↲
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════════════════════════════════════════════════════════════════════════
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┆06┆- i -↲
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┆a1┆TABLE OF ↓
CONTENTS╞ ╞ ╞ ╞ ╞ ╞ PAGE↲
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1. INTRODUCTION ................................................. 1↲
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2. DH SERVICE DECSRIPTION ....................................... 3↲
2.1 TU Handling ........................................... 5↲
2.2 Normal Packet Transmission ............................ 6↲
2.2.1 Session Allocation ........................... 6↲
2.2.2 Document Transmission Preparation ............ 8↲
2.2.3 Document Transmission ........................ 10↲
2.2.4 Packet Priority .............................. 13↲
2.2.5 Document Transmission Interruption ........... 14↲
2.2.6 Packet Error Recovery ........................ 17↲
2.2.7 Regret Handling .............................. 18↲
2.2.8 Abort Handling ............................... 19↲
2.2.9 Reuse of Sessions ............................ 19↲
2.2.10 Charge Request Handling ...................... 22↲
2.3 TLX Packet Transmission ............................... 23↲
2.4 Memory Reservation .................................... 24↲
2.5 Normal Packet Reception ............................... 26↲
2.5.1 Packet Creation .............................. 26↲
2.5.2 Document Receival ............................ 27↲
2.5.3 Document Receival Interruption ............... 29↲
2.5.4 ERASE and CANCEL Handling .................... 30↲
2.6 TLX Packet Receival ................................... 32↲
2.7 Change in Source/Sink Relationship .................... 33↲
2.7.1 Change from Sink to Source ................... 33↲
2.6 2.7.2 Change from Source to Sink ................... 36↲
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3. COMMUNICATION WITH THE TTXSI ................................. 37↲
3.1 Control Commands ...................................... 37↲
3.1.1 Control Commands from TTXSI to DH ............ 38↲
3.1.2 Control Commands from DH to TTXSI ............ 40↲
3.2 Document Transfer Commands ............................ 44↲
3.2.1 Document Transfer Commands from DH to TTXSI .. 44↲
3.2.2 Document Stream Commands from TTXSI to DH .... 45↲
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┆14┆┆b3┆┆06┆- ii -↲
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┆a1┆TABLE OF CONTENTS cont.╞ ╞ ╞ ╞ ╞ PAGE↲
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4. COMMUNICATION WITH S62CP ..................................... 47↲
4.1 ACTIVATE TI ........................................... 48↲
4.2 REDEFINE TI ........................................... 49↲
4.3 SESSION START REQ ..................................... 49↲
4.4 SESSION START CONF POS ................................ 50↲
4.5 SESSION START CONF NEG ................................ 50↲
4.6 SESSION START IND ..................................... 50↲
4.7 SESSION START RESP NEG ................................ 51↲
4.8 SESSION ABORT REQ ..................................... 51↲
4.9 SESSION ABORT IND ..................................... 51↲
4.10 CHARGE INF IND ........................................ 51↲
4.11 STREAM CLEARING RESP .................................. 51↲
4.12 CAPABILITIES REQ ...................................... 52↲
4.13 CAPABILITIES CONF POS ................................. 52↲
4.14 DOCUMENT START REQ .................................... 52↲
4.15 DOCUMENT START CONF ................................... 52↲
4.16 DOCUMENT CONTINUE REQ ................................. 53↲
4.17 DATA REQ .............................................. 53↲
4.18 PAGE END REQ .......................................... 54↲
4.19 EXCEPTION IND ......................................... 54↲
4.20 DOCUMENT DISCARD REQ .................................. 54↲
4.21 DOCUMENT RESYNCHRONIZE REQ ............................ 54↲
4.22 MEMORY RESERVATION IND ................................ 55↲
4.23 MEMORY RESERVATION RESP ............................... 55↲
4.24 DOCUMENT START IND .................................... 55↲
4.25 DOCUMENT CONTINUE IND ................................. 55↲
4.26 DATA IND .............................................. 56↲
4.27 PAGE END IND .......................................... 56↲
4.28 DOCUMENT END RESP ..................................... 57↲
4.29 EXCEPTION REQ ......................................... 57↲
4.30 DOCUMENT DISCARD IND .................................. 57↲
4.31 DOCUMENT RESYNCHRONIZE IND ............................ 57↲
4.32 DOCUMENT RESYNCH/DISCARD RESP ......................... 57↲
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┆14┆┆b3┆┆06┆- iii -↲
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┆a1┆TABLE OF CONTENTS cont.╞ ╞ ╞ ╞ ╞ PAGE↲
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5. THE DH LCP ................................................... 58↲
5.1 The NC MASK ........................................... 58↲
5.2 TU Oriented LCP Operations ............................ 59↲
5.2.1 Content of a TU Description .................. 59↲
5.2.2 The TU State Change LCP Event ................ 60↲
5.2.3 The TU Protocol Error LCP Event .............. 60↲
5.2.4 The TU Overview LCP Sense .................... 61↲
5.2.5 The Search TU LCP Sense ...................... 62↲
5.3 Packet Oriented LCP ................................... 63↲
5.3.1 Content of a Packet Description .............. 63↲
5.3.2 The Packet State Change LCP Event ............ 67↲
5.3.3 The Packet Protocol Error LCP Event .......... 67↲
5.3.4 The Packet Overview LCP Sense ................ 68↲
5.4 Session Oriented LCP Operations ....................... 69↲
5.4.1 Content of a Session Descriptor .............. 69↲
5.4.2 The Reservation LCP Event .................... 70↲
5.4.3 The Release LCP Event ........................ 70↲
5.4.4 Reservation Protocol Error ................... 71↲
5.4.5 The Session Overview LCP Sense ............... 71↲
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6. DH PROTOCOL MACHINE .......................................... 72↲
6.1 TU Handling ........................................... 74↲
6.1.1 TU Events .................................... 74↲
6.1.2 TU Actions ................................... 75↲
6.1.3 TU Protocol Machine .......................... 77↲
╞ ╞ 6.1.3.1 TU activation/removal ............. 77↲
6.1.3.2 Disabling and Redefining .......... 80↲
6.2 Session and Packets, Design Considerrations ........... 83↲
6.3 Session Handling ...................................... 88↲
6.3.1 Handling of Session Description .............. 88↲
6.3.2 Content of a Session description ............. 89↲
6.3.3 Session Events ............................... 90↲
6.3.4 Session Actions .............................. 93↲
6.3.5 Session Protocol Machine ..................... 94↲
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┆a1┆TABLE OF CONTENTS cont.╞ ╞ ╞ ╞ ╞ PAGE↲
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6.3.5.1 Session Handling, Source States ... 95↲
6.3.5.2 Session Handling, Reservation ..... 99↲
6.3.5.3 Session Sink Handling ............. 101↲
6.3.5.4 Session Termination Handling ...... 104↲
6.4 Packet Source Handling ................................ 106↲
6.4.1 Packet Descriptor Content for Source States .. 107↲
6.4.2 Packet Source Events ......................... 109↲
6.4.3 Packet Source Actions ........................ 112↲
6.4.4 Packet Source, Protocol Machine .............. 115↲
6.4.4.1 Packet Initalization, Source ...... 115↲
6.4.4.2 Capability Handling ............... 120↲
6.4.4.3 Packet Source, Normal Operation ... 123↲
6.4.4.4 Packet Source, Document Termination 126↲
6.4.4.5 Normal Submit Termination ......... 130↲
6.4.4.6 Resynchronize/Discard Handling .... 132↲
╞ ╞ 6.4.4.7 Session Break Down Handling, Source ↓
136↲
6.4.4.8 Termination Test .................. 139↲
6.4.4.9 Encapsulation Handling ............ 142↲
6.5 Packet Sink Handling .................................. 146↲
╞ 6.5.1 Packet Descriptor Content for Sink States .... 146↲
6.5.2 Packet Sink Events ........................... 147↲
6.5.3 Packet Sink Actions .......................... 149↲
6.5.4 Packet Sink, Protocol Machine ................ 151↲
6.5.4.1 Packet Sink, Initialization ....... 152↲
6.5.4.2 Packet Sink, Normal Operation ..... 155↲
6.5.4.3 Packet Sink, Termination .......... 159↲
6.5.4.4 Resynchronize/Discard Handling, Sink 162↲
6.5.4.5 Session Break Down Handling, Sink .. 165↲
6.5.4.6 Packet Sink, Error Handling ........ 168↲
6.6 TU Removal Handling for Packets ........................ 171↲
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┆a1┆TABLE OF CONTENTS cont.╞ ╞ ╞ ╞ ╞ PAGE↲
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7. UPDATE INFORMATION ........................................... 174↲
7.1 Packet State .......................................... 174↲
7.2 Charge Information .................................... 175↲
7.3 User Information ...................................... 176↲
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8. CONFIGURATION PARAMETERS ..................................... 181↲
8.1 The Associates List ................................... 181↲
8.2 Telex Conversion Address .............................. 182↲
8.3 Transmission Error Recovery ........................... 182↲
8.4 Receival Error Recovery ............................... 187↲
8.5 Other Configuration Parameters ........................ 190↲
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A. REFERENCES ................................................... 191↲
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B. TTXDH Program Head ........................................... 192↲
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4.12
B▶04◀▶02◀N▶04◀-N\f
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RCSL No: 991 09868
Edition: November 1984
Author: Valther Rasmussen
▶a1◀
Title:
▶06◀Teletex Control Unit
▶06◀Interface Description
▶06◀Reference Manual
▶06◀▶a1◀Preliminary
▶a1◀
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▶a1◀
Keywords:
▶84◀RC Teletex System, RC892, Teletex Control Unit (TTX-CU), Interface,
▶19◀▶84◀▶80◀▶80◀Reference Manual, IMC, SAP.
▶a1◀
Abstract:
▶84◀This manual describes the Interface of the Teletex Control Unit
▶19◀▶84◀▶80◀▶80◀(TTX▶1e◀CU). The Interface is based on the IMC service, and the protocols
▶19◀▶84◀▶80◀▶80◀used to exchange information between the TTX-CU and the TTX-DS are
▶19◀▶84◀▶80◀▶80◀within the framework of the SAP protocol.
( 188 printed pages )
▶a1◀
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▶06◀- i -
▶a1◀TABLE OF
CONTENTS PAGE
1. INTRODUCTION ................................................. 1
2. DH SERVICE DECSRIPTION ....................................... 3
2.1 TU Handling ........................................... 5
2.2 Normal Packet Transmission ............................ 6
2.2.1 Session Allocation ........................... 6
2.2.2 Document Transmission Preparation ............ 8
2.2.3 Document Transmission ........................ 10
2.2.4 Packet Priority .............................. 13
2.2.5 Document Transmission Interruption ........... 14
2.2.6 Packet Error Recovery ........................ 17
2.2.7 Regret Handling .............................. 18
2.2.8 Abort Handling ............................... 19
2.2.9 Reuse of Sessions ............................ 19
2.2.10 Charge Request Handling ...................... 22
2.3 TLX Packet Transmission ............................... 23
2.4 Memory Reservation .................................... 24
2.5 Normal Packet Reception ............................... 26
2.5.1 Packet Creation .............................. 26
2.5.2 Document Receival ............................ 27
2.5.3 Document Receival Interruption ............... 29
2.5.4 ERASE and CANCEL Handling .................... 30
2.6 TLX Packet Receival ................................... 32
2.7 Change in Source/Sink Relationship .................... 33
2.7.1 Change from Sink to Source ................... 33
2.6 2.7.2 Change from Source to Sink ................... 36
3. COMMUNICATION WITH THE TTXSI ................................. 37
3.1 Control Commands ...................................... 37
3.1.1 Control Commands from TTXSI to DH ............ 38
3.1.2 Control Commands from DH to TTXSI ............ 40
3.2 Document Transfer Commands ............................ 44
3.2.1 Document Transfer Commands from DH to TTXSI .. 44
3.2.2 Document Stream Commands from TTXSI to DH .... 45
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4. COMMUNICATION WITH S62CP ..................................... 47
4.1 ACTIVATE TI ........................................... 48
4.2 REDEFINE TI ........................................... 49
4.3 SESSION START REQ ..................................... 49
4.4 SESSION START CONF POS ................................ 50
4.5 SESSION START CONF NEG ................................ 50
4.6 SESSION START IND ..................................... 50
4.7 SESSION START RESP NEG ................................ 51
4.8 SESSION ABORT REQ ..................................... 51
4.9 SESSION ABORT IND ..................................... 51
4.10 CHARGE INF IND ........................................ 51
4.11 STREAM CLEARING RESP .................................. 51
4.12 CAPABILITIES REQ ...................................... 52
4.13 CAPABILITIES CONF POS ................................. 52
4.14 DOCUMENT START REQ .................................... 52
4.15 DOCUMENT START CONF ................................... 52
4.16 DOCUMENT CONTINUE REQ ................................. 53
4.17 DATA REQ .............................................. 53
4.18 PAGE END REQ .......................................... 54
4.19 EXCEPTION IND ......................................... 54
4.20 DOCUMENT DISCARD REQ .................................. 54
4.21 DOCUMENT RESYNCHRONIZE REQ ............................ 54
4.22 MEMORY RESERVATION IND ................................ 55
4.23 MEMORY RESERVATION RESP ............................... 55
4.24 DOCUMENT START IND .................................... 55
4.25 DOCUMENT CONTINUE IND ................................. 55
4.26 DATA IND .............................................. 56
4.27 PAGE END IND .......................................... 56
4.28 DOCUMENT END RESP ..................................... 57
4.29 EXCEPTION REQ ......................................... 57
4.30 DOCUMENT DISCARD IND .................................. 57
4.31 DOCUMENT RESYNCHRONIZE IND ............................ 57
4.32 DOCUMENT RESYNCH/DISCARD RESP ......................... 57
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5. THE DH LCP ................................................... 58
5.1 The NC MASK ........................................... 58
5.2 TU Oriented LCP Operations ............................ 59
5.2.1 Content of a TU Description .................. 59
5.2.2 The TU State Change LCP Event ................ 60
5.2.3 The TU Protocol Error LCP Event .............. 60
5.2.4 The TU Overview LCP Sense .................... 61
5.2.5 The Search TU LCP Sense ...................... 62
5.3 Packet Oriented LCP ................................... 63
5.3.1 Content of a Packet Description .............. 63
5.3.2 The Packet State Change LCP Event ............ 67
5.3.3 The Packet Protocol Error LCP Event .......... 67
5.3.4 The Packet Overview LCP Sense ................ 68
5.4 Session Oriented LCP Operations ....................... 69
5.4.1 Content of a Session Descriptor .............. 69
5.4.2 The Reservation LCP Event .................... 70
5.4.3 The Release LCP Event ........................ 70
5.4.4 Reservation Protocol Error ................... 71
5.4.5 The Session Overview LCP Sense ............... 71
6. DH PROTOCOL MACHINE .......................................... 72
6.1 TU Handling ........................................... 74
6.1.1 TU Events .................................... 74
6.1.2 TU Actions ................................... 75
6.1.3 TU Protocol Machine .......................... 77
6.1.3.1 TU activation/removal ............. 77
6.1.3.2 Disabling and Redefining .......... 80
6.2 Session and Packets, Design Considerrations ........... 83
6.3 Session Handling ...................................... 88
6.3.1 Handling of Session Description .............. 88
6.3.2 Content of a Session description ............. 89
6.3.3 Session Events ............................... 90
6.3.4 Session Actions .............................. 93
6.3.5 Session Protocol Machine ..................... 94
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6.3.5.1 Session Handling, Source States ... 95
6.3.5.2 Session Handling, Reservation ..... 99
6.3.5.3 Session Sink Handling ............. 101
6.3.5.4 Session Termination Handling ...... 104
6.4 Packet Source Handling ................................ 106
6.4.1 Packet Descriptor Content for Source States .. 107
6.4.2 Packet Source Events ......................... 109
6.4.3 Packet Source Actions ........................ 112
6.4.4 Packet Source, Protocol Machine .............. 115
6.4.4.1 Packet Initalization, Source ...... 115
6.4.4.2 Capability Handling ............... 120
6.4.4.3 Packet Source, Normal Operation ... 123
6.4.4.4 Packet Source, Document Termination 126
6.4.4.5 Normal Submit Termination ......... 130
6.4.4.6 Resynchronize/Discard Handling .... 132
6.4.4.7 Session Break Down Handling, Source
136
6.4.4.8 Termination Test .................. 139
6.4.4.9 Encapsulation Handling ............ 142
6.5 Packet Sink Handling .................................. 146
6.5.1 Packet Descriptor Content for Sink States .... 146
6.5.2 Packet Sink Events ........................... 147
6.5.3 Packet Sink Actions .......................... 149
6.5.4 Packet Sink, Protocol Machine ................ 151
6.5.4.1 Packet Sink, Initialization ....... 152
6.5.4.2 Packet Sink, Normal Operation ..... 155
6.5.4.3 Packet Sink, Termination .......... 159
6.5.4.4 Resynchronize/Discard Handling, Sink 162
6.5.4.5 Session Break Down Handling, Sink .. 165
6.5.4.6 Packet Sink, Error Handling ........ 168
6.6 TU Removal Handling for Packets ........................ 171
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7. UPDATE INFORMATION ........................................... 174
7.1 Packet State .......................................... 174
7.2 Charge Information .................................... 175
7.3 User Information ...................................... 176
8. CONFIGURATION PARAMETERS ..................................... 181
8.1 The Associates List ................................... 181
8.2 Telex Conversion Address .............................. 182
8.3 Transmission Error Recovery ........................... 182
8.4 Receival Error Recovery ............................... 187
8.5 Other Configuration Parameters ........................ 190
A. REFERENCES ................................................... 191
B. TTXDH Program Head ........................................... 192
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