Table of Contents

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Foreword
Foreword
1 Scope
2 References
3 Definitions and abbreviations
4 Logical configuration of the Gb-interface
   4.1 High-level characteristics of the Gb-interface
   4.2 Position of BSSGP within the protocol stack on the
        Gb-interface
5 Elements for layer-to-layer communication
   5.1 Definition of service model
   5.2 Service primitives provided by the BSSGP at a BSS
   5.3 Service primitives provided by the BSSGP at an SGSN
   5.4 Primitive parameters
6 User data and signalling procedures between RL and BSSGP SAPs
   6.1 Downlink UNITDATA procedure
   6.2 Uplink UNITDATA procedure
   6.3 RA-CAPABILITY procedure
7 Signalling procedures between GMM SAPs
   7.1 Paging procedure
   7.2 Radio Access Capability Update procedure
   7.3 Radio Status procedure
   7.4 SUSPEND procedure
   7.5 RESUME procedure
8 Signalling procedures between NM SAPs
   8.1 FLUSH-LL (logical link) procedure
   8.2 Flow Control procedure
   8.3 BVC blocking and unblocking procedure
   8.4 BVC-RESET procedure
   8.5 Trace procedure
8a Signalling procedures between PFM SAPs
   8a.1 Create BSS PFC procedure
   8a.2 Modify BSS PFC procedure
   8a.3 Delete BSS PFC procedure
9 General Protocol Error Handling
10 PDU functional definitions and contents
   10.1 General Structure Of A PDU
   10.2 PDU functional definitions and contents at RL and BSSGP SAPs
   10.3 PDU functional definitions and contents at GMM SAP
   10.4 PDU functional definitions and contents at NM SAP
11 General information elements coding
   11.1 General structure of the information elements
   11.2 Information element description
   11.3 Information Element Identifier (IEI)
12 List of system variables
   12.1 General Variables
   12.2 Flow control variables
Annex A (informative): Change history
History

Abstract

Describes or references procedures used on the Base Station System (BSS) to Serving GPRS Support Node (SGSN) interface for control of GSM packet data services.

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Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	3GPP GERAN 2