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Content for  TS 43.051  Word version:  18.0.0

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1  Scopep. 8

The present document defines the stage 2 service description for a GSM/EDGE Radio Access Network (GERAN). ITU-T Recommendation I.130 describes a three-stage method for characterisation of telecommunication services, and CCITT Q.65 defines stage 2 of the method.
The present document illustrates how the services requested by a GSM/UMTS Core Network are realized by the GERAN.
The main focus of the present document is on functionality related to the Iu interfaces. The aim of the present document is not to describe functionality related to the A and Gb interfaces in details. There is no detailed description of the interfaces towards the core network and only references are given to the appropriate specifications.
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2  Referencesp. 8

The following documents contain provisions which, through reference in this text, constitute provisions of the present document.
  • References are either specific (identified by date of publication, edition number, version number, etc.) or non specific.
  • For a specific reference, subsequent revisions do not apply.
  • For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as the present document.
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2.1  Normative referencesp. 8

[1]
TS 25.410: "UTRAN Iu Interface: General Aspects and Principles".
[2]
TS 25.411: "UTRAN Iu interface Layer 1".
[3]
TS 25.412: "UTRAN Iu interface signalling transport".
[4]
TS 25.413: "UTRAN Iu interface RANAP signalling".
[5]
TS 25.414: "UTRAN Iu interface data transport & transport signalling".
[6]
TS 25.415: "UTRAN Iu interface user plane protocols".
[7]
TS 48.014: "General Packet Radio Service (GPRS); Base Station System (BSS) - Serving GPRS Support Node (SGSN) interface; Gb interface Layer 1".
[8]
TS 48.016: "General Packet Radio Service (GPRS); Base Station System (BSS) - Serving GPRS Support Node (SGSN) interface; Network Service".
[9]
TS 48.018: "General Packet Radio Service (GPRS); Base Station System (BSS) - Serving GPRS Support Node (SGSN); BSS GPRS Protocol (BSSGP)".
[10]
TS 45.001: "Digital cellular telecommunications system (Phase 2+); Physical layer on the radio path; General description".
[11]
TS 45.002: "Digital cellular telecommunications system (Phase 2+); Multiplexing and multiple access on the radio path".
[12]
TS 43.002: "Network Architecture".
→ to date, withdrawn by 3GPP
[13]
TS 48.001: "Base Station System - Mobile Services Switching Centre (BSS-MSC) Interface General Aspects".
[14]
TS 48.002: "Base Station System - Mobile Services Switching Centre (BSS-MSC) Interface - Interface Principles".
[15]
TS 48.004: "Base Station System - Mobile Services Switching Centre (BSS-MSC) Interface Layer 1 Specification".
[16]
TS 48.006: "Signalling Transport Mechanism Specification for the Base Station System - Mobile Services Switching Centre (BSS-MSC) Interface".
[17]
TS 48.008: "Mobile Switching Centre - Base Station system (MSC-BSS) Interface Layer 3 Specification".
[18]
TS 48.063: "Inband Tandem Free Operation (TFO) of Speech Codecs; Service Description; Stage 3".
→ to date, withdrawn by 3GPP
[19]
TS 25.420: "UTRAN Iur Interface: General Aspects and principles".
[20]
TS 25.421: "UTRAN Iur Interface Layer 1".
[21]
TS 25.422: "UTRAN Iur Interface signalling transport".
[22]
TS 25.423: "UTRAN Iur Interface RNSAP signalling".
[23]
TS 24.022: "Radio Link Protocol (RLP) for Circuit Switched Bearer and Teleservices".
[24]
TS 44.018: "Radio Resource Control Protocol".
[25]
TS 24.008: "Mobile radio interface layer 3 specification; Core Network Protocols - Stage 3".
[26]
TS 44.060: "Radio Link Control / Medium Access Control (RLC/MAC) protocol".
[27]
TS 45.008: "Radio subsystem Link Control".
[28]
TS 23.003: "Numbering, Addressing and Identification".
[29]
TS 23.221: "Architectural requirements (Release 5)"
[30]
TS 23.236: "Intra Domain Connection of RAN Nodes to Multiple CN Nodes"
[31]
TS 23.195: "Provision of User Equipment Specific Behaviour Information (UESBI) to network entities"
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2.2  Informative referencesp. 9

[32]
TS 23.060: "General Packet Radio Service (GPRS); Service Description; Stage 2".
[33]
TS 43.064: "General Packet Radio Service (GPRS); Overall description of the GPRS radio interface; Stage 2".
[34]
TS 23.034: "High Speed Circuit Switched Data (HSCSD); Stage 2".
[35]
TS 41.004: "Digital cellular telecommunications system (Phase 2+); Abbreviations and acronyms".
→ to date, withdrawn by 3GPP
[36]
ITU-T Recommendation I.130: "Method for the characterization of telecommunication services supported by an ISDN and network capabilities of an ISDN".
[37]
ITU-T Recommendation Q.65: "The unified functional methodology for the characterization of services and network capabilities including alternative object-oriented techniques".
[38]
TS 23.153: "Out of Band Transcoder Control"
[39]
TR 45.902: "Flexible Layer One"

3  Symbols and abbreviationsp. 10

3.1  Symbolsp. 10

For the purposes of the present document, the following symbols apply:
A
Interface between a BSS and a 2G MSC
Gb
Interface between a BSS and a 2G SGSN
Iu-cs
Interface between a BSS and a 3G MSC
Iu-ps
Interface between a BSS and a 3G SGSN
Iur-g
Interface between two BSSs
Um
Interface between MS and BSS

3.2  Abbreviationsp. 10

For the purposes of the present document, the following abbreviations apply. Additional applicable abbreviations can be found in 3GPP TS 41.004 [27] and 3GPP TS 43.064 [25].
ADCH
Associated Dedicated CHannel
ARQ
Automatic Repeat reQuest
AS
Access Stratum
BCCH
Broadcast Control CHannel
BSS
Base Station Subsystem
CBCH
Cell Broadcast CHannel
CC
Call Control
CDCH
Control-plane DCH
CN
Core Network
CPBCCH
COMPACT PBCCH
CS-i
GPRS Coding Scheme i
DC
Dedicated Control
DCH
Dedicated CHannel
DLC
Data Link Control
DBPSCH
Dedicated Basic Physical Sub CHannel
ECSD
Enhanced Circuit Switched Data
EDGE
Enhanced Data rates for Global Evolution
E-FACCH
Enhanced FACCH
E-IACCH
Enhanced Inband Associated Control CHannel
EGPRS
Enhanced GPRS
EPC
Enhanced Power Control
EPCCH
Enhanced Power Control CHannel
E-TCH
Enhanced TCH
FACCH
Fast Associated Control CHannel
FLO
Flexible Layer One
FPC
Fast Power Control
GC
General Control
GERAN
GSM/EDGE Radio Access Network
GPRS
General Packet Radio Service
GRA
GERAN Registration Area
G-RNTI
GERAN Radio Network Temporary Identity
GSM
Global System for Mobile Communications
IETF
Internet Engineering Task Force
IMSI
International Mobile Subscriber Identity
IP
Internet Protocol
LCS
LoCation Services
MAC
Medium Access Control
MCS-i
EGPRS Modulation and Coding Scheme i
MM
Mobility Management
MS
Mobile Station
NAS
Non Access Stratum
NSAPI
Network layer SAPI
Nt
Notification
O-FACCH
Octal FACCH
O-TCH
Octal TCH
PBCCH
Packet BCCH
PDCH
Packet Data CHannel
PDCP
Packet Data Convergence Protocol
PDP
Packet Data Protocol
PDTCH
Packet Data TCH
PDU
Packet Data Unit
PLMN
Public Land Mobile Network
PTCCH
Packet Timing advance Control CHannel
P-TMSI
Packet TMSI
PUESBINE
Provision of UE Specific Behaviour Information to Network Entities
QoS
Quality of Service
RAB
Radio Access Bearer
RANAP
Radio Access Network Application Part
RB
Radio Bearer
RLC
Radio Link Control
RNSAP
Radio Network Subsystem Application Part
ROHC
Robust Header Compression
RRC
Radio Resource Control
RTP
Real Time Protocol
SACCH
Slow Associated Control CHannel
SACCH/TP
SACCH for enhanced power control
SAP
Service Access Point
SAPI
Service Access Point Identifier
SDCCH
Stand-alone Dedicated Control CHannel
SDU
Service Data Unit
SBPSCH
Shared Basic Physical Sub CHannel
TB
Transport Block
TBF
Temporary Block Flow
TCH
Traffic Channel
TCP
Transmission Control Protocol
TFC
Transport Format Combination
TFCI
Transport Format Combination Indicator
TFCS
Transport Format Combination Set
TLLI
Temporary Logical Link Identifier
TMSI
Temporary Mobile Subscriber Identity
TrCH
Transport Channel
TTI
Transmission Time Interval
UDCH
User-plane DCH
UDP
User Datagram Protocol
UESBI
UE Specific Behaviour Information
UMTS
Universal Mobile Telecommunication System
USF
Uplink State Flag
UTRAN
UMTS Terrestrial Radio Access Network
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