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EN 300 938 : 8.0.1

Current

Current

The latest, up-to-date edition.

DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - MOBILE STATION - BASE STATION SYSTEM (MS - BSS) INTERFACE - DATA LINK (DL) LAYER SPECIFICATION

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Hardcopy , PDF

Language(s)

English

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Foreword
0. Scope
   0.1 References
   0.2 Abbreviations
1. General
   1.1 Options
2. Frame structure for peer-to-peer communication
   2.1 General
   2.2 Frame delimitation and fill bits
   2.3 Address field
   2.4 Control field
   2.5 Length indicator field
   2.6 Information field
   2.7 Transparency
   2.8 Format convention
3. Elements of procedures and formats of fields for Data Link
   Layer peer-to-peer communication
   3.1 General
   3.2 Address field format
   3.3 Address field variables
   3.4 Control field formats
   3.5 Control field parameters and associated state variables
   3.6 Length indicator field format
   3.7 Length indicator field variables
   3.8 Commands and responses
4. Elements to layer-to-layer communication
   4.1 Definitions of primitives and parameters
   4.2 Primitive procedures
5. Definition of the peer-to-peer protocol LAPDm
   5.1 General
   5.2 General protocol procedures
   5.3 Procedures for unacknowledged information transfer
   5.4 Procedures for establishment and release of multiple
       frame operation
   5.5 Procedures for information transfer in multiple frame
       operation
   5.6 Abnormal release and re-establishment of multiple frame
       operation
   5.7 Exception condition reporting and recovery for multiple
       frame operation
   5.8 List of system parameters
   5.9 System performance requirements
6. Special protocol operation on SAPI=0 and SAPI=3
Annex A (normative): Random access procedures
      A.1 Description of the procedure
      A.2 Format
Annex G (normative): Handling of frames with parameter
        errors in the address, control and length indicator
        fields
      G.1 General
      G.2 Parameter errors in the address field
      G.3 Parameter errors in the control field
      G.4 Parameter errors in the length indicator field
Annex H (informative): Change Request History
History

Describes a data link layer protocol to be used for signalling, and possibly also for other applications, on the MS-BS interface.

Committee
SMG 2
DevelopmentNote
All non-draft versions are current.
DocumentType
Standard
Pages
59
PublisherName
European Telecommunications Standards Institute
Status
Current

Standards Relationship
NEN EN 300938 : 2000 Identical
NBN EN 300 938 : 2000 Identical
PN EN 300 938 : 2005 Identical
ÖVE/ÖNORM EN 300938 V7.1.2:2024 10 01 Identical

TS 101 962 : 1.1.1 TERRESTRIAL TRUNKED RADIO (TETRA); TETRA ADVANCED PACKET SERVICE (TAPS)

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