1
Scope
2
References
2.1 Normative references
2.2 Informative references
3
Definitions
4
Abbreviations and acronyms
5
Introduction
6
Basic architecture for the UMTS IMT-2000 family member
7
Network entities
7.1 Gateway Mobile Switching Centre (GMSC)
7.2 Mobile Switching Centre and Visitor Location Register MSC/VLR
(MSC/VLR)
7.3 Home Location Register (HLR)
7.4 Authentication Centre (AuC)
7.5 Equipment Identity Register (EIR)
7.6 Gateway GPRS Support Node (GGSN)
7.7 Serving GPRS Support Node (SGSN)
7.8 Circuit Switched – Media Gateway function (CS-MGW)
7.9 Signalling Gateway function (SGW)
7.10 Gateway Mobile Location Centre (GMLC)
7.11 GPRS Service Switching Function (gprsSSF)
7.12 GSM Service Control Function (gsmSCF)
7.13 GSM Service Switching Function (gsmSSF)
7.14 GSM Specialized Resource Function (gsmSRF)
7.15 Gateway Location Register (GLR)
7.16 Intermediate GPRS Serving Node (IM-GSN)
7.17 Intermediate Mobile-service Switching Centre (IM-MSC)
8
Interfaces and reference points
8.1 C Interface (Gateway Mobile Switching Centre Server (GMSC
Server) –Home Location Register (HLR))
8.2 D Interface (Visitor Location Register (VLR) – Home Location
Register (HLR))
8.3 E Interface (Mobile Switching Centre Server (MSC Server) –
Mobile Switching Centre Server (MSC Server))
8.4 F Interface (Mobile Switching Centre Server (MSC Server) –
Equipment Identity Register (EIR))
8.5 G Interface (Visitor Location Register (VLR) – Visitor
Location Register (VLR))
8.6 Gc Interface (Home Location Register (HLR) – Gateway GPRS
Support Node (GGSN))
8.7 Gf Interface (Equipment Identity Register (EIR) – Serving GPRS
Support Node (SGSN))
8.8 Gi Interface (Gateway
GPRS Support Node (GGSN) – External Data Networks)
8.9 GLa Interface (Gateway Location Register (GLR) – Home Location
Register (HLR))
8.10 GLb Interface (Gateway Location Register (GLR) – Visitor
Location Register (VLR))
8.11 GLc Interface (Gateway Location Register (GLR) – Serving GPRS
Support Node (SGSN))
8.12 GLd Interface (Gateway Location Register (GLR) – Intermediate
Mobile-services Switching Centre (IM-MSC))
8.13 GLe Interface (Gateway Location Register (GLR) – Intermediate
GPRS Serving Node (IM-GSN))
8.14 GLf Interface (Gateway Location Register (GLR) – Short Message
Service-Gateway Mobile Switching Centre (SMS-GMSC))
8.15 GLg Interface
(Intermediate Mobile-services Switching Centre (IM-MSC) – Short Message
Service-Gateway Mobile Switching Centre (SMS-GMSC))
8.16 GLh Interface (Intermediate Mobile-services Switching Centre
(IM-MSC) – Mobile Switching Centre (MSC))
8.17 GLi Interface (Intermediate Mobile-services Switching Centre
(IM-MSC)– Gateway Mobile Location Centre (GMLC)) 34
8.18 GLj Interface (Intermediate GPRS Serving Node (IM-GSN) –
Gateway GPRS Support Node (GGSN))
8.19 GLk Interface (Intermediate GPRS Serving Node (IM-GSN) –
Serving GPRS Support Node (SGSN))
8.20 Gn Interface (Gateway GPRS Support Node (GGSN) – Serving GPRS
Support Node (SGSN))
8.21 Gp Interface (Serving GPRS Support Node (SGSN) – External Data
Network)
8.22 Gr Interface (Home Location Register (HLR) – Serving GPRS
Support Node (SGSN))
8.23 Gs Interface (Mobile Switching Centre (MSC)/Visitor Location
Register (VLR) – Serving GPRS Support Node (SGSN))
8.24 gsmSCF – HLR Interface
8.25 gsmSCF – gsmSRF Interface
8.26 gsmSSF – gsmSCF Interface
8.27 gprsSSF – gsmSCF Interface
8.28 H Interface (Home Location Register (HLR) – Authentication
Centre (AuC))
8.29 IuBC Interface (Core Network (CN) – Radio Network Controller
(RNC))
8.30 IuCS Interface (Mobile Switching Centre (MSC) – Radio Network
Controller (RNC))
8.31 IuPS Interface (Serving GPRS Support Node (SGSN) – Radio
Network Controller (RNC))
8.32 Lc Interface (Gateway Mobile Location Centre (GMLC) – GSM
Service Control Function (gsmSCF))
8.33 Le Interface (Gateway Mobile Location Centre (GMLC) – External
LCS client)
8.34 Lg Interface (Mobile Switching Centre (MSC)/Visitor Location
Register (VLR) – Mobile Location Centre (MLC))
8.35 Lh Interface (Home Location Register (HLR) – Gateway Mobile
Location Centre (GMLC))
8.36 Mc Reference Point (Mobile Switching Centre Server (MSC
Server) –Circuit Switched Media Gateway (CS-MGW))
8.37 Mobile Switching Centre (MSC) – gsmSCF interface
8.38 Nb Reference Point (Circuit Switched Media Gateway (CS-MGW)
–Circuit Switched Media Gateway (CS-MGW))
8.39 Nc Reference Point (Mobile Switching Centre Server (MSC
Server) –Gateway Mobile Switching Centre Server (GMSC Server))
8.40 PSTN Interface (Mobile Switching Centre (MSC)/Visitor Location
Register (VLR) – Public Switched Telephone Network (PSTN))
9
Technical specifications structure
10 Technical specifications
10.1 21-Series – Requirements specifications
10.2
22-Series – Service aspects
10.3 23-Series – Technical realization
10.4 24-Series – Signalling protocols (User Equipment-Core
Network)
10.5 26-Series – Codecs (speech,
video, etc.)
10.6 27-Series – Data
10.7 28-Series – Signalling protocols (RSS-CN)
10.8 29-Series
– Signalling protocols (NSS)
10.9 31-Series
– UIM User Identity Module
10.10 32-Series
– Operation and Maintenance
10.11 33-Series – Security aspects
10.12 35-Series – Algorithm specifications