TS 100 937 : 8.0.2
Current
The latest, up-to-date edition.
DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); DATA LINK (DL) LAYER GENERAL ASPECTS
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English
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Foreword
Foreword
1 Scope
1.1 References
1.2 Abbreviations
2 Concepts and terminology
3 Overview description of LAPDm functions and procedures
3.1 General
3.2 Unacknowledged operation
3.3 Acknowledged operation
3.4 Information transfer mode
3.5 Release of data links
4 Service characteristics
4.1 General
4.2 Services provided to layer 3
4.3 Services required from the physical layer
4.4 Administrative services
5 Overview of data link layer structure
5.1 Functional composition
5.2 Identification of data link end points
5.3 Data link procedure
5.4 Data link distribution procedure
5.5 Random access procedures
6 Specific requirements
6.1 Mode of operation and allowed SAPIs
6.2 Acknowledged mode of operation
Annex A (informative): Change History
History
Specifies in general terms the Link Access Procedures on the Dm channel, LAPDm. The application of this protocol to other channel types is for further study.
| Committee |
3GPP GERAN 2
|
| DocumentType |
Standard
|
| Pages |
21
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Current
|
| ISO/IEC 4335:1993 | Information technology —- Telecommunications and information exchange between systems — High-level data link control (HDLC) procedures — Elements of procedures |
| ISO/IEC 3309:1993 | Information technology — Telecommunications and information exchange between systems — High-level data link control (HDLC) procedures — Frame structure |
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