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CSA Z243.175 : 0



A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.


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Withdrawn date




Technical Committee on Open Systems
Technical Corrigendum 1
1 Scope
2 Normative References
3 Definitions
    3.1 Global OSI Definitions
    3.2 Association Control Service Element Definitions
    3.3 Virtual Terminal Service Definitions
4 Abbreviations
    4.1 General
    4.2 Modes of Operation
    4.3 VTE Model Components
    4.4 Access-Rules
5 Conventions
6 General Features
    6.1 Introduction
    6.2 Features of the Virtual Terminal Basic Class
    6.3 VT Environment (VTE) and VTE-Parameters
    6.4 Virtual Terminal Environment Profiles
    6.5 Dialogue Control
7 Communication Facilities
    7.1 Establishment Facility
    7.2 Termination Facility
    7.3 Negotiation Facility
    7.4 Data Transfer Facility
    7.5 Delivery Control Facility
    7.6 Dialogue Management Facility
    7.7 Interrupt Facilities
8 Modes of Operation
    8.1 S-Mode
    8.2 A-Mode
9 Access-Rules
10 VT Functional Units
    10.1 Negotiation Functional Units
    10.2 Negotiated Release Functional Unit
    10.3 Urgent Data Functional Unit
    10.4 Break Functional Unit
    10.5 Enhanced Access-Rules Functional Unit
    10.6 Structured Control Objects Functional Unit
    10.7 Blocks Functional Unit
    10.8 Fields Functional Unit
    10.9 Reference Information Objects Functional Unit
11 VT Environment Profiles (VTE-Profiles)
12 The VTE Model
13 Display Objects
    13.1 Structure
    13.2 Attributes
14 Control Objects
    14.1 CO Structure Facilities and Related
    14.2 Standard Control Objects for Fields and
         Controlled Data Entry
    14.3 Standard Control Object for Dynamic Termination
    14.4 Standard Control Object for Notifying
    14.5 Standard Control Object for Echo Control
15 Reference Information Objects
    15.1 Structure
    15.2 Generation and Use of RIOs
16 Device Objects
17 VTE Parameters and Directed Graph
    17.1 Directed Graph of VTE-Parameters
    17.2 VTE Consistency Rules
18 Display Object VTE-Parameters
    18.1 Primary VTE-Parameters
    18.2 Secondary VTE-Parameters
    18.3 Tertiary VTE-Parameter
19 Operations on Display Objects
    19.1 Addressing Operations
    19.2 Update Operations
    19.3 Access Control Over Display Object
20 Control Object VTE-Parameters
    20.1 Usage and Effects of Control Object
    20.2 Usage and Effects of Data Element
    20.3 Standard Control Objects
21 Reference Information Object VTE-Parameters
    21.1 Availability
    21.2 VTE-Parameters for RIOs
22 Operations on Reference Information Objects
    22.1 Availability
    22.2 Identification of RIO and RIO Records
    22.3 RIO Update Operations
    22.4 RIO Reference Operations
23 Device Object VTE-Parameters
    23.1 Default Control Object VTE-Parameters
    23.2 Minimum Length VTE-Parameters
    23.3 Device Object VTE-Parameters for Attributes
    23.4 Termination VTE-Parameters
    23.5 Interaction Between Use of TCCO or FDCO and
         Device Object VTE-Parameters
24 Delivery Control, Synchronisation and Net-Effecting
    24.1 No Delivery-Control
    24.2 Simple Delivery-Control
    24.3 Quarantine Delivery-Control
    24.4 Implicit Delivery
    24.5 Update Queues and Priority Handling
25 Communication Model
26 VT Services
27 VT Service Sequences
    27.1 Phases
    27.2 Phase Transitions
    27.3 Ownership of the WAVAR Access-Right
    27.4 Availability and Usage Conditions of VT
    27.5 Service Collisions in A-Mode
28 Establishment Facility
    28.1 VT-ASSOCIATE Service
29 Termination Facility
    29.1 Services
    29.2 VT-RELEASE Service
    29.3 VT-U-ABORT Service
    29.4 VT-P-ABORT Service
30 Negotiation Facilities
    30.1 Switch Profile Negotiation
    30.2 Multiple Interaction Negotiation
    30.3 Sequence Control for Multiple Interaction
31 Data Transfer Facility
    31.1 VT-DATA Service
32 Delivery Control Facility
    32.1 VT-DELIVER Service
    32.2 VT-ACK-RECEIPT Service
33 Access-Right Management Facility
    33.1 VT-GIVE-TOKENS Service
    33.2 VT-REQUEST-TOKENS Service
34 Destructive Break Facility
    34.1 VT-BREAK Service
A - Default VTE-Profiles
B - Explanatory Notes
D - Size of Urgent Control Objects

Canadian Standards Association

Standards Relationship
ISO/IEC 9040:1997 Similar to

ISO/IEC 9834-4:1991 Information technology — Open Systems Interconnection — Procedures for the operation of OSI Registration Authorities — Part 4: Register of VTE Profiles
ISO/IEC 6429:1992 Information technology Control functions for coded character sets
ISO/IEC 2022:1994 Information technology Character code structure and extension techniques
ISO/IEC 8824:1990 Information technology — Open Systems Interconnection — Specification of Abstract Syntax Notation One (ASN.1)
ISO/TR 8509:1987 Information processing systems Open Systems Interconnection Service conventions
ISO/IEC 9041-1:1997 Information technology Open Systems Interconnection Virtual Terminal Basic Class Protocol Part 1: Specification
ISO/IEC 8825:1990 Information technology — Open Systems Interconnection — Specification of Basic Encoding Rules for Abstract Syntax Notation One (ASN.1)
ISO/IEC 2375:2003 Information technology — Procedure for registration of escape sequences and coded character sets
ISO/IEC 646:1991 Information technology ISO 7-bit coded character set for information interchange
ISO/IEC 8649:1996 Information technology Open Systems Interconnection Service definition for the Association Control Service Element
ISO/IEC 9834-5:1991 Information technology Open Systems Interconnection Procedures for the operation of OSI Registration Authorities Part 5: Register of VT Control Object Definitions

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