I.S. EN 27498:1991
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
INFORMATION PROCESSING SYSTEMS - OPEN SYSTEMS INTERCONNECTION - BASIC REFERENCE MODEL
Hardcopy , PDF
28-10-1998
English
31-05-1991
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
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0 Introduction
1 Scope and field of application
2 Definitions
3 Notation
4 Introduction to Open Systems Interconnection (OSI)
4.1 Definitions
4.2 Open Systems Interconnection environment
4.3 Modelling the OSI environment
5 Concepts of a layered architecture
5.1 introduction
5.2 Principles of layering
5.3 Communication between peer-entities
5.4 Identifiers
5.5 Properties of service-access-points
5.6 Data-units
5.7 Elements of layer operation
5.8 Routing
5.9 Management Aspects of OSI
6 Introduction to the specific OSI layers
6.1 Specific layers
6.2 The principles used to determine the seven layers of
the Reference Model
6.3 Layer descriptions
7 Detailed description of the resulting OSI architecture
7.1 Application Layer
7.2 Presentation Layer
7.3 Session Layer
7.4 Transport Layer
7.6 Network Layer
7.6 Data Link Layer
7.7 Physical Layer
Annexes
A Brief explanation of how the layers were chosen
B Alphabetical index to definitions
Provides the Reference Model of Open Systems Interconnection.
| DevelopmentNote |
Supersedes I.S. ISO 7498. (02/2002)
|
| DocumentType |
Standard
|
| Pages |
70
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| Standards | Relationship |
| EN 27498 : 1989 | Identical |
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