SIST EN 300 175-1 V2.5.1:2013
(Main)Digital Enhanced Cordless Telecommunications (DECT) - Common Interface (CI) - Part 1: Overview
Digital Enhanced Cordless Telecommunications (DECT) - Common Interface (CI) - Part 1: Overview
The present document gives an introduction and overview of the complete Digital Enhanced Cordless Telecommunications (DECT) Common Interface (CI). The present document contains an abstract of the other parts of the DECT standard together with a general description of:
- the objectives of the present document;
- the DECT Common Interface;
- the protocol architecture of DECT.
The present document also provides an extensive vocabulary; in particular it contains the common definitions of all the technical terms used in different parts of the present document. The present document includes New Generation DECT, a further development of the DECT standard introducing wideband speech, improved data services, new slot types and other technical enhancements.
Digitalne izboljšane brezvrvične telekomunikacije (DECT) - Skupni vmesnik (CI) - 1. del: Pregled
V tem dokumentu sta predstavitev in pregled celotnega skupnega vmesnika (CI) za digitalne izboljšane brezvrvične telekomunikacije (DECT). V tem dokumentu je povzetek drugih delov standarda za DECT in splošen opis:
– namena tega dokumenta,
– skupnega vmesnika za DECT,
– arhitekture protokola DECT.
V tem dokumentu je tudi obsežen slovar, ki vključuje zlasti skupne definicije vseh tehničnih izrazov, uporabljenih v različnih delih tega dokumenta. Ta dokument vključuje novo generacijo digitalnih izboljšanih brezvrvičnih telekomunikacij, nadaljnji razvoj standarda za digitalne izboljšane brezvrvične telekomunikacije, ki uvaja širokopasovni govor, izpopolnjene podatkovne storitve, nove tipe rež in druge tehnične izpopolnitve.
General Information
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Digital Enhanced Cordless Telecommunications (DECT) - Common Interface (CI) - Part 1: Overview33.070.30'(&7Digital Enhanced Cordless Telecommunications (DECT)ICS:Ta slovenski standard je istoveten z:EN 300 175-1 Version 2.5.1SIST EN 300 175-1 V2.5.1:2013en01-oktober-2013SIST EN 300 175-1 V2.5.1:2013SLOVENSKI
STANDARD
SIST EN 300 175-1 V2.5.1:2013
ETSI EN 300 175-1 V2.5.1 (2013-08) Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 1: Overview
European Standard SIST EN 300 175-1 V2.5.1:2013
ETSI ETSI EN 300 175-1 V2.5.1 (2013-08) 2
Reference REN/DECT-000268-1 Keywords 7 kHz, audio, broadband, CODEC, DECT, handsfree, IMT-2000, loudspeaking, mobility, narrowband, quality, radio, speech, TDD, TDMA, telephony, terminal ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE
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Important notice Individual copies of the present document can be downloaded from: http://www.etsi.org The present document may be made available in more than one electronic version or in print. In any case of existing or perceived difference in contents between such versions, the reference version is the Portable Document Format (PDF). In case of dispute, the reference shall be the printing on ETSI printers of the PDF version kept on a specific network drive within ETSI Secretariat. Users of the present document should be aware that the document may be subject to revision or change of status. Information on the current status of this and other ETSI documents is available at http://portal.etsi.org/tb/status/status.asp If you find errors in the present document, please send your comment to one of the following services: http://portal.etsi.org/chaircor/ETSI_support.asp Copyright Notification No part may be reproduced except as authorized by written permission. The copyright and the foregoing restriction extend to reproduction in all media.
© European Telecommunications Standards Institute 2013. All rights reserved.
DECTTM, PLUGTESTSTM, UMTSTM and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association. SIST EN 300 175-1 V2.5.1:2013
ETSI ETSI EN 300 175-1 V2.5.1 (2013-08) 3 Contents Intellectual Property Rights . 4 Foreword . 4 1 Scope . 6 2 References . 6 2.1 Normative references . 6 2.2 Informative references . 7 3 Definitions, symbols and abbreviations . 8 3.1 Definitions . 8 3.2 Symbols and abbreviations . 17 4 Structure . 23 4.1 Part 1: Overview . 23 4.2 Part 2: Physical Layer (PHL) . 24 4.3 Part 3: Medium Access Control (MAC) layer . 24 4.4 Part 4: Data Link Control (DLC) layer . 24 4.5 Part 5: Network (NWK) layer . 24 4.6 Part 6: Identities and addressing . 24 4.7 Part 7: Security features . 24 4.8 Part 8: Speech and audio coding and transmission . 25 5 The objectives of the CI standard . 25 6 General description of the system . 26 7 Description of the protocol architecture . 28 7.1 General . 28 7.2 The DECT layered structure . 28 7.3 Physical Layer (PHL) . 28 7.4 MAC layer . 29 7.5 DLC layer . 29 7.6 Network (NWK) layer . 29 7.7 Lower Layer Management Entity (LLME) . 29 7.8 Interworking Units (IWU) . 30 8 Proprietary escapes within the CI . 30 8.1 Primary escape routes . 30 8.2 Secondary escape routes . 31 9 Levels of conformance . 31 10 Further development of the DECT standard . 31 10.1 IMT-2000 . 31 10.2 The DECT Packet Radio Service (DPRS) . 31 10.3 DECT in international markets . 32 10.3.1 United States of America . 32 10.4 The New Generation DECT (NG-DECT) . 32 10.5 DECT Ultra Low Energy (ULE) . 33 Annex A (informative): Bibliography . 35 Annex B (informative): Change history . 36 History . 37
SIST EN 300 175-1 V2.5.1:2013
ETSI ETSI EN 300 175-1 V2.5.1 (2013-08) 4 Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http://ipr.etsi.org). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Foreword This European Standard (EN) has been produced by ETSI Technical Committee Digital Enhanced Cordless Telecommunications (DECT). The present document is part 1 of a multi-part deliverable covering the Common Interface (CI) for the Digital Enhanced Cordless Telecommunications (DECT), as identified below: Part 1: "Overview"; Part 2: "Physical Layer (PHL)"; Part 3: "Medium Access Control (MAC) layer"; Part 4: "Data Link Control (DLC) layer"; Part 5: "Network (NWK) layer"; Part 6: "Identities and addressing"; Part 7: "Security features"; Part 8: "Speech and audio coding and transmission". The following aspects of the present document are subject to controlled distribution: a) DECT identities, as defined in EN 300 175-6 [6]; b) Some DECT cryptographic algorithms. The cryptographic algorithms subjected to controlled distribution specify the details of the DECT Standard Authentication Algorithm (DSAA) and the DECT Standard Cipher (DSC). The cryptographic algorithms DECT Standard Authentication Algorithm #2 (DSAA2) and DECT Standard Cipher #2 (DSC2) are not subjected to controlled distribution. These aspects are distributed on an individual basis. Further information and details of the current distribution procedures can be obtained from the ETSI Secretariat at the address on the second page of the present document. Further details of the DECT system may be found in TR 101 178 [i.4], ETR 043 [i.5] and TR 102 185 [i.6].
SIST EN 300 175-1 V2.5.1:2013
ETSI ETSI EN 300 175-1 V2.5.1 (2013-08) 5 National transposition dates Date of adoption of this EN: 20 August 2013 Date of latest announcement of this EN (doa): 30 November 2013 Date of latest publication of new National Standard or endorsement of this EN (dop/e):
31 May 2014 Date of withdrawal of any conflicting National Standard (dow): 31 May 2014
SIST EN 300 175-1 V2.5.1:2013
ETSI ETSI EN 300 175-1 V2.5.1 (2013-08) 6 1 Scope The present document gives an introduction and overview of the complete Digital Enhanced Cordless Telecommunications (DECT) Common Interface (CI). The present document contains an abstract of the other parts of the DECT standard together with a general description of: • the objectives of the present document; • the DECT Common Interface; • the protocol architecture of DECT. The present document also provides an extensive vocabulary; in particular it contains the common definitions of all the technical terms used in different parts of the present document. The present document includes New Generation DECT, a further development of the DECT standard introducing wideband speech, improved data services, new slot types and other technical enhancements. 2 References References are either specific (identified by date of publication and/or edition number or version number) or non-specific. For specific references, only the cited version applies. For non-specific references, the latest version of the reference document (including any amendments) applies. Referenced documents which are not found to be publicly available in the expected location might be found at http://docbox.etsi.org/Reference. NOTE: While any hyperlinks included in this clause were valid at the time of publication ETSI cannot guarantee their long term validity. 2.1 Normative references The following referenced documents are necessary for the application of the present document. [1] Void. [2] ETSI EN 300 175-2: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 2: Physical Layer (PHL)". [3] ETSI EN 300 175-3: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 3: Medium Access Control (MAC) layer". [4] ETSI EN 300 175-4: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 4: Data Link Control (DLC) layer". [5] ETSI EN 300 175-5: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 5: Network (NWK) layer". [6] ETSI EN 300 175-6: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 6: Identities and addressing". [7] ETSI EN 300 175-7: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 7: Security features". [8] ETSI EN 300 175-8: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 8: Speech and audio coding and transmission". SIST EN 300 175-1 V2.5.1:2013
ETSI ETSI EN 300 175-1 V2.5.1 (2013-08) 7 [9] ETSI EN 300 176 (all parts): "Digital Enhanced Cordless Telecommunications (DECT); Test specification". [10] Recommendation ITU-R M.1457-10: "Detailed specifications of the terrestrial radio interfaces of International Mobile Telecommunications-2000 (IMT-2000)". [11] ETSI EN 301 649: "Digital Enhanced Cordless Telecommunications (DECT); DECT Packet Radio Service (DPRS)". [12] ETSI TS 102 497: "Digital Enhanced Cordless Telecommunications (DECT); DECT in the 1 920 MHz to 1 930 MHz Unlicensed Personal Communications Services (UPCS) frequency band; Specific requirements". 2.2 Informative references The following referenced documents are not necessary for the application of the present document but they assist the user with regard to a particular subject area. [i.1] ETSI EN 300 403-1: "Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Signalling network layer for circuit-mode basic call control; Part 1: Protocol specification [ITU-T Recommendation Q.931 (1993), modified]". [i.2] Recommendation ITU-R SM.1046-2: "Definition of spectrum use and efficiency of a radio system". [i.3] Recommendation ITU-R M.816-1: "Framework for services supported on International Mobile Telecommunications-2000 (IMT-2000)". [i.4] ETSI TR 101 178: "Digital Enhanced Cordless Telecommunications (DECT); A High Level Guide to the DECT Standardization". [i.5] ETSI ETR 043: "Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Services and facilities requirements specification". [i.6] ETSI TR 102 185: "Digital Enhanced Cordless Telecommunications (DECT); Data Services Profile (DSP); Profile overview". [i.7] ETSI ETR 310: "Digital Enhanced Cordless Telecommunications (DECT); Traffic capacity and spectrum requirements for multi-system and multi-service DECT applications co-existing in a common frequency band". [i.8] ETSI TS 102 265: "Digital Enhanced Cordless Telecommunications (DECT); DECT access to IP networks". [i.9] Recommendation ITU-T P.311: "Transmission characteristics for wideband (150-7000 Hz) digital handset telephones". [i.10] ETSI TR 102 570: "Digital Enhanced Cordless Telecommunications (DECT); New Generation DECT; Overview and Requirements". [i.11] ETSI TS 102 527-1: "Digital Enhanced Cordless Telecommunications (DECT); New Generation DECT; Part 1: Wideband Speech". [i.12] ETSI TS 102 527-2: "Digital Enhanced Cordless Telecommunications (DECT); New Generation DECT; Part 2: Support of transparent IP packet data". [i.13] ETSI TS 102 527-3: "Digital Enhanced Cordless Telecommunications (DECT); New Generation DECT; Part 3: Extended wideband speech services". [i.14] ETSI TS 102 527-4: "Digital Enhanced Cordless Telecommunications (DECT); New Generation DECT; Part 4: Light Data Services; Software Update Over The Air (SUOTA), content downloading and HTTP based applications". [i.15] ETSI TS 102 527-5: " Digital Enhanced Cordless Telecommunications (DECT); New Generation DECT; Part 5: Additional feature set nr. 1 for extended wideband speech services". SIST EN 300 175-1 V2.5.1:2013
ETSI ETSI EN 300 175-1 V2.5.1 (2013-08) 8 [i.16] Recommendation ITU-T V.42: "Error-correcting procedures for DCEs using asynchronous-to-synchronous conversion". [i.17] Recommendation ITU-T V.24: "List of definitions for interchange circuits between Data Terminal Equipment (DTE) and data circuit-terminating equipment (DCE)". [i.18] ETSI TS 102 939-1: "Digital Enhanced Cordless Telecommunications (DECT); Ultra
Low Energy (ULE); Machine to Machine Communications; Part 1: Home Automation Network (phase 1)". 3 Definitions, symbols and abbreviations 3.1 Definitions For the purposes of the present document, the following terms and definitions apply: Access Rights Class (ARC): type of access to a DECT network, such as public, residential or private Access Rights Details (ARD): unique number within one ARC Access Rights Identity (ARI): globally unique identity that shows the access rights related to a service provider NOTE: PARI = Primary ARI; SARI = Secondary ARI; TARI = Tertiary ARI. algorithm: mathematical process or function that transforms an input into an output algorithm identifier: designator to show which algorithm is in use, so that the correct one may be chosen antenna diversity: diversity implies that the Radio Fixed Part (RFP) for each bearer independently can select different antenna properties such as gain, polarization, coverage patterns and other features that may affect the practical coverage NOTE: A typical example is space diversity, provided by two vertically polarized antennas separated by 10 cm to 20 cm. asymmetric algorithm: See public key algorithm. attach: process whereby a Portable Part (PP) within the coverage area of a Fixed Part (FP) to which it has access rights, notifies the FP that it is operative authentication: corroboration that an entity is the one that is claimed authentication of Fixed radio Termination (FT): process whereby the identity of an FT is verified to a DECT PT authentication of Portable radio Termination (PT): process whereby a DECT PT is positively verified to be a legitimate user of a particular FP authentication (of a subscriber): process whereby a DECT subscriber is positively verified to be a legitimate user of a particular FP authentication of user: process whereby a DECT user is positively verified to be a legitimate user of a particular FP bearer: See Medium Access Control (MAC) bearer or bearer service. bearer handover: internal handover process provided by the MAC layer, whereby one MAC connection can modify its underlying bearers while maintaining the service provided to the Data Link Control (DLC) layer bearer service: type of telecommunication service that provides a defined capability for the transmission of signals between user-network interfaces broadcast: simplex point-to-multipoint mode of transmission SIST EN 300 175-1 V2.5.1:2013
ETSI ETSI EN 300 175-1 V2.5.1 (2013-08) 9 C-plane: control plane of the DECT protocol stacks, which contains all of the internal DECT protocol control, but may also include some external user information call: all of the Network (NWK) layer processes involved in one NWK layer peer-to-peer association cell: domain served by a single antenna(e) system (including a leaky feeder) of one FP Central Control Fixed Part (CCFP): physical grouping that contains the central elements of a FP centrex: implementation of a private telecommunication network exchange that is not located on the premises of the private network operator Cipher Block Chaining Message Authentication Code (CBC-MAC): cryptographic technique for constructing a message authentication code from a block cipher Cipher Key (CK): value that is used to determine the transformation of plaintext to ciphertext in a cryptographic algorithm Cipher Key (CK) generation: process for generating cryptographic keys ciphertext: output of a cryptographic algorithm channel: See physical channel. cluster: logical grouping of one or more cells between which bearer handover is possible confidentiality: rendering information secret as ciphertext unless the capability is possessed to recover the plaintext from ciphertext connection: See MAC connection. connection handover: internal handover process provided by the DLC layer, whereby one set of DLC entities (C-plane and U-plane) can re-route data from one MAC connection to a second new MAC connection, while maintaining the service provided to the NWK layer ConnectionLess mode (C/L): transmission mode that transfers one packet (one self contained unit) of data from one source point to one (or more) destination points in a single phase Connection Oriented mode (C/O): transmission mode that transfers data from one source point to one or more destination points using a protocol based on three phases: • "Set-up"; • "Data transfer"; and • "Release". Cordless Radio Fixed Part (CRFP): Wireless Relay Station (WRS) that provides independent bearer control to a PT and FT for relayed connections Counter with CBC-MAC (CCM): authenticated encryption algorithm designed to provide both authentication and confidentiality countermeasure: device, instrument or procedure used to counteract or defend against a threat coverage area: area over which reliable communication can be established and maintained cryptography: secret writing Data Encryption Standard (DES): United States Federal data encryption standard Data Link Control (DLC): layer 2b of the DECT protocol stack decipherment: rendering of ciphertext into plaintext DECT NetWork (DNW): network that uses the DECT air interface to interconnect a local network to one or more portable applications SIST EN 300 175-1 V2.5.1:2013
ETSI ETSI EN 300 175-1 V2.5.1 (2013-08) 10 DECT Standard Authentication Algorithm (DSAA): algorithm used for authentication in DECT DECT Standard Authentication Algorithm #2 (DSAA2): algorithm used for authentication in DECT DECT Standard Cipher (DSC): algorithm used for data encryption in DECT DECT Standard Cipher #2 (DSC2): algorithm used for data encryption in DECT Default Cipher Key (DefCK): Derived Cipher Key (DCK) that is stored in both FP and PP to be used later by MAC to immediately encrypt with connection establishment Derived Cipher Key (DCK): Cipher Key (CK) that is established as part of the procedure used to authenticate the PT distributed communication: ability of a DECT terminal to provide means for or assist direct communication between any two terminals, members of a "closed" local DECT network DLC broadband data link: link that can be associated with a logical MAC connection comprising a number of MAC (physical) connections DLC broadcast: simplex "connectionless" mode of transmission from the DLC broadcast entity of one FT to the DLC broadcast entities in one or more PT DLC data link (DLC link): association between two DLC layer entities DLC frame: format used to structure all messages that are exchanged between DLC layer peer entities double duplex bearer: use of two duplex bearers (see duplex bearer) which refer to the same MAC connection, sharing their simplex bearers (see simplex bearer) for the information flow double-simplex bearer: use of two simplex bearers operating in the same direction on two physical channels double slot: one 12th of a TDMA frame which is used to support one high capacity physical channel down-link: transmission in the direction FT to PT duplex bearer: use of two simplex bearers operating in opposite directions on two physical channels encipherment: rendering of plaintext into ciphertext End System (ES): logical grouping that contains application processes and supports telecommunication services expedited (messages, procedures, operations): MAC C/O operations (messages, procedures, operations) intended for ultra fast setup and release of bearers, allowing in most cases reduction in the number of messages and early or late U-plane transmission compared to regular procedures expedited connections: advanced connections able to use the expedited messages of the advanced connection control part 2 set and their associate procedures for bearer setup and release extended MAC control messages: MAC messages of the B-field connection control set external handover: process of switching a call in progress from one FP to another FP Fast Encryption Algorithm (FEAL algorithm): particular encryption algorithm in the public domain field: continuous region of data (i.e. adjacent bits) that jointly convey information fixed geometry Portable Part (PP): PP in which the electro-acoustic transducers and their associated acoustic components are held in fixed relative positions and/or orientations during all on-line conditions and test conditions of the PP Fixed Part (DECT Fixed Part) (FP): physical grouping that contains all of the elements in the DECT network between the local network and the DECT air interface Fixed radio Termination (FT): logical group of functions that contains all of the DECT processes and procedures on the fixed side of the DECT air interface flow control: mechanism that is used to regulate the flow of data between two peer entities SIST EN 300 175-1 V2.5.1:2013
ETSI ETSI EN 300 175-1 V2.5.1 (2013-08) 11 fragment: one of the Service Data Units (SDUs) that is produced by the process of fragmentation fragmentation: process of dividing a Protocol Data Unit (PDU) into more than one SDU for delivery to a lower layer frame: See TDMA frame or DLC frame. full slot (slot): one 24th of a TDMA frame which is used to support one physical channel generic: generalized set or general purpose set, often in the sense of basic or ordinary Generic Access Profile (GAP): standard in addition to the DECT CI that ensures interoperability between FPs and PPs from different manufacturers geographically unique: two FPs with the same PARI, or respectively two RFPs with the same RFPI, cannot be reached or listened to at the same geographical position Global NetWork (GNW): telecommunication network capable of offering a long distance telecommunication service globally unique identity: identity is unique within DECT (without geographical or other restrictions) guard space: nominal interval between the end of a radio transmission in a given slot and the start of a radio transmission in the next successive slot half slot: one 48th of a TDMA frame which is used to support one physical channel handover: process of switching a call in progress from one physical channel to another physical channel handset echo: echo, perceptible by the far-end user, resulting from the coupling between the receiving and sending directions of the handset, mostly due to acoustic coupling between transducers Headset PP (HPP): headset PP is a wireless headset telephone using the DECT air interface NOTE: A HPP usually has only one speaker and one microphone combined with a limited set of keys (e.g. call button, volume plus, and volume minus). Headsets provide the equivalent functionality of a PP with hands-free operation. Home Automation Network: network that connects all sensors and actors in a house or apartment, providing interoperability for devices of different vendors and typically has a connection to the Internet. The Home Automation Network is used for various applications, from Home Automation and Security to Climate Control and Energy Management. Hybrid Part (HyP): DECT terminal that provides FT as well as PT capabilities impersonation: where one identity claims the part of another identity incoming call: call received at a PP Integrated Services Digital Network (ISDN): digital telecommunications infrastructure to the Consultative Committee on International Telegraphy and Telephony (CCITT) standards intercell handover: switching of a call in progress from one cell to another cell internal call: call between 2 users that does not make use of the local network resources internal handover: handover processes that are completely internal to one FT International Portable User Identity (IPUI): identity that uniquely defines one user within the domain defined by his access rights related to this IPUI interoperability: capability of FPs and PPs, that enable a PP to obtain access to teleservices in
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