id stringlengths 5 12 | title stringlengths 8 250 | type stringclasses 2
values | version stringclasses 560
values | working_group stringclasses 30
values | url stringlengths 67 81 | scope stringlengths 0 65.7k |
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22.115 | Service aspects; Charging and billing | TS | 3.4.0 | S1 | https://www.3gpp.org/ftp/Specs/archive/22_series/22.115/22115-340.zip | The present document describes the Service Aspects of charging and billing of the 3GPP System.
The present document is not intended to duplicate existing standards or standards being developed by other groups on these topics, and will reference these where appropriate. The present document will elaborate on the chargin... |
22.121 | Service aspects; The Virtual Home Environment (VHE); Stage 1 | TR | 3.3.1 | S1 | https://www.3gpp.org/ftp/Specs/archive/22_series/22.121/22121-331.zip | The present document specifies the content of the Stage 1 requirement for realisation of VHE.
Virtual Home Environment (VHE) is defined as a concept for Personal Service Environment (PSE) portability across network boundaries and between terminals. The concept of VHE is such that users are consistently presented with t... |
22.135 | Multicall; Service description; Stage 1 | TS | 3.4.0 | S1 | https://www.3gpp.org/ftp/Specs/archive/22_series/22.135/22135-340.zip | |
22.129 | Service aspects; Handover requirements between UTRAN and GERAN or other radio systems | TS | 3.6.0 | S1 | https://www.3gpp.org/ftp/Specs/archive/22_series/22.129/22129-360.zip | |
22.945 | Study of provision of fax service in GSM and UMTS | TR | 3.0.0 | C3 | https://www.3gpp.org/ftp/Specs/archive/22_series/22.945/22945-300.zip | |
22.140 | Multimedia Messaging Service (MMS); Stage 1 | TS | 3.1.0 | S1 | https://www.3gpp.org/ftp/Specs/archive/22_series/22.140/22140-310.zip | |
22.975 | Advanced addressing | TR | 3.1.0 | S1 | https://www.3gpp.org/ftp/Specs/archive/22_series/22.975/22975-310.zip | This document defines the requirements for numbering and addressing for UMTS. This technical report is aimed at generating discussion and should agreed with ETSI WG NA2. The responsibility for developing of Numbering and Addressing schemes for all networks being in ETSI NA2. |
22.971 | Automatic establishment of roaming relationships | TR | 3.1.1 | S1 | https://www.3gpp.org/ftp/Specs/archive/22_series/22.971/22971-311.zip | This document outlines a proposed framework for commercial and technical interworking between UMTS Home Environments and Serving Networks who have no direct prior commercial agreements with each other.
This document is applicable to UMTS standardisation within ETSI, and is produced with the intent to clarify the concep... |
23.002 | Network architecture | TS | 3.6.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.002/23002-360.zip | |
23.003 | Numbering, addressing and identification | TS | 3.15.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.003/23003-3f0.zip | |
23.007 | Restoration procedures | TS | 3.6.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.007/23007-360.zip | The data stored in location registers are automatically updated in normal operation; the main information stored in a location register defines the location of each mobile station and the subscriber data required to handle traffic for each mobile subscriber. The loss or corruption of these data will seriously degrade t... |
23.009 | Handover procedures | TS | 3.14.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.009/23009-3e0.zip | |
23.008 | Organization of subscriber data | TS | 3.8.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.008/23008-380.zip | The present document provides details concerning information to be stored in the different entities storing data within a 3GPP network concerning mobile subscriber. A list of entities storing subscriber data is provided in clause 1.
Clause 2 contains all details concerning the definition of the parameters, often given ... |
23.012 | Location management procedures | TS | 3.3.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.012/23012-330.zip | |
23.014 | Support of Dual Tone Multi-Frequency (DTMF) signalling | TS | 3.2.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.014/23014-320.zip | |
23.011 | Technical realization of Supplementary Services | TS | 3.1.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.011/23011-310.zip | |
23.015 | Technical realization of Operator Determined Barring (ODB) | TS | 3.1.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.015/23015-310.zip | The network feature Operator Determined Barring (ODB) allows a network operator or service provider to regulate access by subscribers to services (Circuit/Packet Oriented and Interworking WLAN), by the barring of certain categories of incoming or outgoing calls/ Packet Oriented Services or of roaming. Operator Determin... |
23.018 | Basic call handling; Technical realization | TS | 3.12.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.018/23018-3c0.zip | |
23.031 | 3G Security; Fraud Information Gathering System (FIGS); Technical realization; Stage 2 | TS | 3.0.0 | S3 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.031/23031-300.zip | |
23.016 | Subscriber data management; Stage 2 | TS | 3.10.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.016/23016-3a0.zip | |
23.034 | High Speed Circuit Switched Data (HSCSD); Stage 2 | TS | 3.3.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.034/23034-330.zip | |
23.032 | Universal Geographical Area Description (GAD) | TS | 3.2.1 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.032/23032-321.zip | |
23.035 | Immediate Service Termination (IST); Stage 2 | TS | 3.1.0 | S3 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.035/23035-310.zip | |
23.039 | Interface Protocols for the connection of Short Message Service Centers (SMSCs) to Short Message Entities (SMEs) | TR | 3.2.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.039/23039-320.zip | The present document describes a range of alternative interfaces which may be utilised by Short Message Service Centre (SMSC), and Short Message Entity (SME), developers for the connection of SMEs to SMSCs.
The purpose of the present document is to provide a single document within which the various proprietary SMSC to ... |
23.040 | Technical realization of the Short Message Service (SMS) | TS | 3.11.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.040/23040-3b0.zip | |
23.038 | Alphabets and language-specific information | TS | 3.3.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.038/23038-330.zip | |
23.042 | Compression algorithm for text messaging services | TS | 3.1.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.042/23042-310.zip | |
23.057 | Mobile Execution Environment (MExE); Functional description; Stage 2 | TS | 3.4.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.057/23057-340.zip | |
23.041 | Technical realization of Cell Broadcast Service (CBS) | TS | 3.5.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.041/23041-350.zip | |
23.066 | Support of Mobile Number Portability (MNP); Technical realization; Stage 2 | TS | 3.3.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.066/23066-330.zip | |
23.060 | General Packet Radio Service (GPRS); Service description; Stage 2 | TS | 3.17.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.060/23060-3h0.zip | |
23.067 | enhanced Multi-Level Precedence and Pre-emption Service (eMLPP); Stage 2 | TS | 3.3.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.067/23067-330.zip | |
23.072 | Call Deflection (CD) supplementary service; Stage 2 | TS | 3.3.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.072/23072-330.zip | |
23.078 | Customised Applications for Mobile network Enhanced Logic (CAMEL) Phase 4; Stage 2 | TS | 3.19.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.078/23078-3j0.zip | |
23.079 | Support of Optimal Routeing (SOR); Technical realization | TS | 3.8.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.079/23079-380.zip | |
23.081 | Line Identification supplementary services; Stage 2 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.081/23081-320.zip | |
23.082 | Call Forwarding (CF) supplementary services; Stage 2 | TS | 3.7.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.082/23082-370.zip | |
23.083 | Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 2 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.083/23083-320.zip | |
23.084 | Multi Party (MPTY) supplementary service; Stage 2 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.084/23084-320.zip | |
23.085 | Closed User Group (CUG) supplementary service; Stage 2 | TS | 3.1.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.085/23085-310.zip | |
23.087 | User-to-User Signalling (UUS) supplementary service; Stage 2 | TS | 3.1.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.087/23087-310.zip | |
23.086 | Advice of Charge (AoC) supplementary services; Stage 2 | TS | 3.1.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.086/23086-310.zip | |
23.088 | Call Barring (CB) Supplementary Services; Stage 2 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.088/23088-320.zip | |
23.091 | Explicit Call Transfer (ECT) supplementary service; Stage 2 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.091/23091-320.zip | |
23.090 | Unstructured Supplementary Service Data (USSD); Stage 2 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.090/23090-320.zip | |
23.093 | Technical realization of Completion of Calls to Busy Subscriber (CCBS); Stage 2 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.093/23093-320.zip | |
23.096 | Name identification supplementary services; Stage 2 | TS | 3.0.1 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.096/23096-301.zip | |
23.097 | Multiple Subscriber Profile (MSP) (Phase 2); Stage 2 | TS | 3.1.1 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.097/23097-311.zip | |
23.101 | General Universal Mobile Telecommunications System (UMTS) architecture | TS | 3.1.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.101/23101-310.zip | |
23.094 | Follow-Me (FM); Stage 2 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.094/23094-320.zip | |
23.108 | Mobile radio interface layer 3 specification, core network protocols; Stage 2 | TS | 3.2.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.108/23108-320.zip | |
23.107 | Quality of Service (QoS) concept and architecture | TS | 3.9.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.107/23107-390.zip | |
23.116 | Super-Charger technical realization; Stage 2 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.116/23116-320.zip | |
23.119 | Gateway Location Register (GLR); Stage 2 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.119/23119-300.zip | |
23.110 | Universal Mobile Telecommunications System (UMTS) access stratum; Services and functions | TS | 3.4.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.110/23110-340.zip | |
23.121 | Architectural requirements for Release 1999 | TS | 3.6.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.121/23121-360.zip | The present document covers issues related to the evolution of the GSM platform towards UMTS with the overall goal of fulfilling the UMTS service requirements, the support of the UMTS role model, support of roaming and support of new functionality, signalling systems and interfaces. |
23.122 | Non-Access-Stratum (NAS) functions related to Mobile Station (MS) in idle mode | TS | 3.10.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.122/23122-3a0.zip | |
23.127 | Virtual Home Environment (VHE) / Open Service Access (OSA) | TS | 3.4.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.127/23127-340.zip | The present document specifies the stage 2 of the Virtual Home Environment.
Virtual Home Environment (VHE) is defined as a concept for Personal Service Environment (PSE) portability across network boundaries and between terminals. The concept of VHE is such that users are consistently presented with the same personalis... |
23.135 | Multicall supplementary service; Stage 2 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.135/23135-320.zip | |
23.171 | Location Services (LCS); Functional description; Stage 2 (UMTS) | TS | 3.11.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.171/23171-3b0.zip | The present document specifies the stage 2 of the LoCation Services (LCS) feature in UMTS, which provides the mechanisms to support mobile location services for operators, subscribers and third party service providers.
Location Services may be considered as a network provided enabling technology consisting of standardi... |
23.908 | Technical report on Pre-Paging | TR | 3.0.1 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.908/23908-301.zip | The purpose of the present document is to study:
1. The potential applications of Pre-paging in GSM/UMTS networks.
2. The impact of Pre-paging on the GSM/UMTS specifications.
3. The interaction of Pre-paging with the work carried out by SMG2 and SMG3 on Classmarks for UMTS (i.e. Service Classmark and Terminal classmark... |
23.909 | Technical report on the Gateway Location Register | TR | 3.0.1 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.909/23909-301.zip | The present document describes the use of a Gateway Location Register within the UMTS Core Network as a means of reducing the amount of MAP signalling traffic associated with location management carried over inter-PLMN links for roaming users.
One of the requirements of the present document is to describe a network arc... |
23.910 | Circuit switched data bearer services | TR | 3.6.0 | C3 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.910/23910-360.zip | The present document provides an overview of the architecture and issues related to the provision of Circuit Switched Bearer Services in a 3G mobile network (UMTS) operating in UTRAN or GERAN Iu mode. Handover to GERAN A/Gb mode is also considered.
NOTE: The Gb interface does not play any role in the scope of the prese... |
23.911 | Technical report on Out-of-band transcoder control | TR | 3.0.1 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.911/23911-301.zip | The purpose of the present document is to study:
1. The feasibility of out-of-band transcoder control in UMTS/IMT-2000 networks.
2. The impact of out-of-band transcoder control on the UMTS/IMT-2000 specifications.
The present document introduces one enhanced in-band transcoder control procedure and four out‑of‑band tra... |
23.912 | Technical report on Super-Charger | TR | 3.1.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.912/23912-310.zip | The present document describes the use of Super-Charger mechanism within UMTS to reduce the signalling traffic associated with mobility. This document provides a technical proposal and example uses of the Super-Charger concept but also identifies issues that require further study. Finally, this document highlights the ... |
23.923 | Combined GSM and Mobile IP mobility handling in UMTS IP CN | TR | 3.0.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.923/23923-300.zip | The present document contains a feasibility study on using Mobile IP+ as a tunnelling and mobility management protocol in combination with GSM/UMTS mobility management in the packet domain of UMTS CN. A target architecture will be described and evaluated and the migration path from the current GPRS architecture towards... |
23.930 | Iu principles | TR | 3.0.0 | S2 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.930/23930-300.zip | This report identifies the requirements on the Iu and studies relevant principles to guide further standardisation of the related interface(s).
The different instances of the UMTS radio access currently identified are the following:
UMTS radio access network (URAN)
UMTS Terrestrial Radio Access Network (UTRAN)
Broadban... |
23.972 | Circuit switched multimedia telephony | TR | 3.0.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/23_series/23.972/23972-300.zip | This document collects the requirements and working assumptions for multimedia for release 99. The description is at a level of detail, which is required in the detailed procedure design in N1 and N3.
The target release for the Multimedia specifications is (in general) R99, and the specifications apply to UMTS as well ... |
24.002 | GSM - UMTS Public Land Mobile Network (PLMN) Access Reference Configuration | TS | 3.1.1 | C1 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.002/24002-311.zip | |
23.140 | Multimedia Messaging Service (MMS); Functional description; Stage 2 | TS | 3.1.0 | CP | https://www.3gpp.org/ftp/Specs/archive/23_series/23.140/23140-310.zip | The present document defines the stage 2 and stage 3 description of the non-realtime Multimedia Messaging Service, MMS. Stage 2 identifies the functional capabilities and information flows needed to support the service described in stage 1.
The present document includes information applicable to network operators, serv... |
24.007 | Mobile radio interface signalling layer 3; General Aspects | TS | 3.10.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.007/24007-3a0.zip | |
24.010 | Mobile radio interface layer 3; Supplementary services specification; General aspects | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.010/24010-320.zip | |
24.011 | Point-to-Point (PP) Short Message Service (SMS) support on mobile radio interface | TS | 3.6.0 | C1 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.011/24011-360.zip | |
24.022 | Radio Link Protocol (RLP) for circuit switched bearer and teleservices | TS | 3.5.0 | C3 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.022/24022-350.zip | |
24.030 | Location Services (LCS); Supplementary service operations; Stage 3 | TS | 3.3.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.030/24030-330.zip | |
24.067 | Enhanced Multi-Level Precedence and Pre-emption service (eMLPP); Stage 3 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.067/24067-320.zip | |
24.072 | Call Deflection (CD) supplementary service; Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.072/24072-300.zip | |
24.081 | Line Identification supplementary services; Stage 3 | TS | 3.1.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.081/24081-310.zip | |
24.082 | Call Forwarding (CF) supplementary services; Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.082/24082-300.zip | |
24.083 | Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.083/24083-300.zip | |
24.084 | Multi Party (MPTY) supplementary service; Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.084/24084-300.zip | |
24.085 | Closed User Group (CUG) supplementary service; Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.085/24085-300.zip | |
24.086 | Advice of Charge (AoC) supplementary services; Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.086/24086-300.zip | |
24.087 | User-to-User Signalling (UUS) Supplementary Service; Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.087/24087-300.zip | |
24.088 | Call Barring (CB) supplementary service; Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.088/24088-300.zip | |
24.090 | Unstructured Supplementary Service Data (USSD); Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.090/24090-300.zip | |
24.091 | Explicit Call Transfer (ECT) supplementary service; Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.091/24091-300.zip | |
24.093 | Completion of Calls to Busy Subscriber (CCBS); Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.093/24093-300.zip | |
24.096 | Name Identification supplementary services; Stage 3 | TS | 3.0.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.096/24096-300.zip | |
24.135 | Multicall supplementary service; Stage 3 | TS | 3.2.0 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.135/24135-320.zip | |
25.101 | User Equipment (UE) radio transmission and reception (FDD) | TS | 3.19.0 | R4 | https://www.3gpp.org/ftp/Specs/archive/25_series/25.101/25101-3j0.zip | |
25.104 | Base Station (BS) radio transmission and reception (FDD) | TS | 3.14.0 | R4 | https://www.3gpp.org/ftp/Specs/archive/25_series/25.104/25104-3e0.zip | |
25.105 | Base Station (BS) radio transmission and reception (TDD) | TS | 3.16.0 | R4 | https://www.3gpp.org/ftp/Specs/archive/25_series/25.105/25105-3g0.zip | |
25.113 | Base station (BS) and repeater electromagnetic compatibility (EMC) | TS | 3.5.0 | R4 | https://www.3gpp.org/ftp/Specs/archive/25_series/25.113/25113-350.zip | |
25.141 | Base Station (BS) conformance testing (FDD) | TS | 3.15.0 | R4 | https://www.3gpp.org/ftp/Specs/archive/25_series/25.141/25141-3f0.zip | |
25.142 | Base Station (BS) conformance testing (TDD) | TS | 3.15.0 | R4 | https://www.3gpp.org/ftp/Specs/archive/25_series/25.142/25142-3f0.zip | |
25.201 | Physical layer - general description | TS | 3.4.0 | RP | https://www.3gpp.org/ftp/Specs/archive/25_series/25.201/25201-340.zip | |
25.211 | Physical channels and mapping of transport channels onto physical channels (FDD) | TS | 3.12.0 | RP | https://www.3gpp.org/ftp/Specs/archive/25_series/25.211/25211-3c0.zip | |
24.080 | Mobile radio interface layer 3 supplementary services specification; Formats and coding | TS | 3.7.1 | C4 | https://www.3gpp.org/ftp/Specs/archive/24_series/24.080/24080-371.zip | The present document contains the coding of information necessary for support of supplementary service operation on the mobile radio interface layer 3.
Clause 2 gives the functional definitions and contents of messages for call independent supplementary service operations. Messages necessary for support of call related... |
25.212 | Multiplexing and channel coding (FDD) | TS | 3.11.0 | RP | https://www.3gpp.org/ftp/Specs/archive/25_series/25.212/25212-3b0.zip |
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