ETSI EN 300 771-1-1999 Broadband Integrated Services Digital Network (B-ISDN) Digital Subscriber Signalling System No Two (DSS2) Protocol B-ISDN User-Network Interface Layer 3 Spec_1.pdf

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1、Draft ETSI EN 300 771-1 V2.0.1 (1999-12)European Standard (Telecommunications series)Broadband Integrated Services Digital Network (B-ISDN);Digital Subscriber Signalling System No. two (DSS2) protocol;B-ISDN user-network interface layer 3 specificationfor point-to-multipoint call/bearer control;Part

2、 1: Protocol specificationITU-T Recommendation Q.2971 (1995), modifiedETSIDraft ETSI EN 300 771-1 V2.0.1 (1999-12)2ReferenceREN/SPAN-05217Keywordsbearer, B-ISDN, control, DSS2, layer 3, protocol,UNIETSIPostal addressF-06921 Sophia Antipolis Cedex - FRANCEOffice address650 Route des Lucioles - Sophia

3、 AntipolisValbonne - FRANCETel.:+33492944200 Fax:+33493654716Siret N 348 623 562 00017 - NAF 742 CAssociation but non lucratif enregistre laSous-Prfecture de Grasse (06) N 7803/88Internetsecretariatetsi.frIndividual copies of this ETSI deliverablecan be downloaded fromhttp:/www.etsi.orgIf you find e

4、rrors in the present document, send yourcomment to: editoretsi.frImportant noticeThis ETSI deliverable may be made available in more than one electronic version or in print. In any case of existing orperceived difference in contents between such versions, the reference version is the Portable Docume

5、nt Format (PDF).In case of dispute, the reference shall be the printing on ETSI printers of the PDF version kept on a specific networkdrive within ETSI Secretariat.Copyright NotificationNo part may be reproduced except as authorized by written permission.The copyright and the foregoing restriction e

6、xtend to reproduction in all media. European Telecommunications Standards Institute 1999.All rights reserved.ETSIDraft ETSI EN 300 771-1 V2.0.1 (1999-12)3Intellectual Property RightsIPRs essential or potentially essential to the present document may have been declared to ETSI. The informationpertain

7、ing to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be foundin SR 000 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respectof ETSI standards“, which is available from the ETSI Secretariat. Lat

8、est updates are available on the ETSI Web server(http:/www.etsi.org/ipr).Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guaranteecan be given as to the existence of other IPRs not referenced in SR 000 314 (or the updates on the ETSI Web se

9、rver)which are, or may be, or may become, essential to the present document.ForewordThis European Standard (Telecommunications series) has been produced by ETSI Technical Committee Services andProtocols for Advanced Networks (SPAN), and is now submitted for the ETSI standards One-step Approval Proce

10、dure.The present document is part 1 of a multi-part EN covering the Broadband Integrated Services Digital Network(B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol; B-ISDN user-network interface layer 3specification for point-to-multipoint call/bearer control, as described below:

11、Part 1: “Protocol specification ITU-T Recommendation Q.2971 (1995), modified“;Part 2: “Protocol Implementation Conformance Statement (PICS) proforma specification“;Part 3: “Test Suite Structure and Test Purposes (TSSPart 4: “Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Informa

12、tion for Testing (PIXIT)proforma specification for the user“;Part 5: “Test Suite Structure and Test Purposes (TSSPart 6: “Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT)proforma specification for the network“.Proposed national transposition datesDa

13、te of latest announcement of this EN (doa): 3 months after ETSI publicationDate of latest publication of new National Standardor endorsement of this EN (dop/e): 6 months after doaDate of withdrawal of any conflicting National Standard (dow): 6 months after doaETSIDraft ETSI EN 300 771-1 V2.0.1 (1999

14、-12)4Endorsement noticeThe elements of ITU-T Recommendation Q.2971 (1995), modified by its corrigendum 1 15 (1999) apply, with thefollowing modifications:Page 1, clause 1Replace clause 1 by:1 ScopeThe present document specifies the stage three of on-demand connection-oriented point-to-multipoint uni

15、directionalsingle bearer connection release 1 basic telecommunication services for the pan-European Broadband IntegratedServices Digital Network (B-ISDN) as provided at the TBreference point or coincident SBand TBreference point (asdefined in ITU-T Recommendation I.413 2) by means of the Digital Sub

16、scriber Signalling System No. two (DSS2)protocol. Stage three identifies the protocol procedures and switching functions needed to support a telecommunicationsservice (see CCITT Recommendation I.130 1).In addition, the present document specifies the protocol requirements at the TBreference point whe

17、re the service isprovided to the user via a private B-ISDN.NOTE: Procedures at the TBreference point, to support the access of a private B-ISDN to the public B-ISDN, arenot explicitly identified in the present document, however, some procedures are applicable only at the TBreference point.A basic Te

18、lecommunications service is a service to which supplementary services may be added.Further parts of the present document provide the method of testing and detailed application specific requirements todetermine conformance to the present document.The present document is applicable to equipment suppor

19、ting connection-oriented basic B-ISDN telecommunicationservices, to be attached at either side of a TBreference point or coincident SBand TBreference points when used as anaccess to the public B-ISDN.Page 1, clause 2Replace clause 2 by:2 ReferencesThe following documents contain provisions which, th

20、rough reference in this text, constitute provisions of the presentdocument. References are either specific (identified by date of publication, edition number, version number, etc.) ornon-specific. For a specific reference, subsequent revisions do not apply. For a non-specific reference, the latest v

21、ersion applies. A non-specific reference to an ETS shall also be taken to refer to later versions published as an EN with the samenumber.1 CCITT Recommendation I.130 (1988): “Method for the characterization of telecommunicationservices supported by an ISDN and network capabilities of an ISDN“.2 ITU-

22、T Recommendation I.413 (1993): “B-ISDN user-network interface“.ETSIDraft ETSI EN 300 771-1 V2.0.1 (1999-12)53 ETS 300 437-1: “Broadband Integrated Services Digital Network (B-ISDN); Signalling ATMAdaptation Layer (SAAL); Service Specific Co-ordination Function (SSCF) for support ofsignalling at the

23、User-Network Interface (UNI); Part 1: Specification of SSCF at UNI ITU-TRecommendation Q.2130 (1995), modified“.4 ETS 300 443-1: “Broadband Integrated Services Digital Network (B-ISDN); Digital SubscriberSignalling System No. two (DSS2) protocol; B-ISDN user-network interface layer 3 specificationfo

24、r basic call/bearer control; Part 1: Protocol specification ITU-T Recommendation Q.2931(1995), modified“.5 ETS 300 661-1: “Broadband Integrated Services Digital Network (B-ISDN); Digital SubscriberSignalling System No. two (DSS2) protocol; Direct Dialling In (DDI) supplementary service;Part 1: Proto

25、col specification ITU-T Recommendation Q.2951, clause 1 (1995), modified“.6 ETS 300 662-1: “Broadband Integrated Services Digital Network (B-ISDN); Digital SubscriberSignalling System No. two (DSS2) protocol; Multiple Subscriber Number (MSN) supplementaryservice; Part 1: Protocol specification ITU-T

26、 Recommendation Q.2951, clause 2 (1995),modified“.7 ETS 300 663-1: “Broadband Integrated Services Digital Network (B-ISDN); Digital SubscriberSignalling System No. two (DSS2) protocol; Calling Line Identification Presentation (CLIP)supplementary service; Part 1: Protocol specification ITU-T Recommen

27、dation Q.2951, clause 3(1995), modified“.8 ETS 300 664-1: “Broadband Integrated Services Digital Network (B-ISDN); Digital SubscriberSignalling System No. two (DSS2) protocol; Calling Line Identification Restriction (CLIR)supplementary service; Part 1: Protocol specification ITU-T Recommendation Q.2

28、951, clause 4(1995), modified“.9 ETS 300 665-1: “Broadband Integrated Services Digital Network (B-ISDN); Digital SubscriberSignalling System No. two (DSS2) protocol; Connected Line Identification Presentation (COLP)supplementary service; Part 1: Protocol specification ITU-T Recommendation Q.2951, cl

29、ause 5(1995), modified“.10 ETS 300 666-1: “Broadband Integrated Services Digital Network (B-ISDN); Digital SubscriberSignalling System No. two (DSS2) protocol; Connected Line Identification Restriction (COLR)supplementary service; Part 1: Protocol specification ITU-T Recommendation Q.2951, clause 6(

30、1995), modified“.11 ETS 300 667-1: “Broadband Integrated Services Digital Network (B-ISDN); Digital SubscriberSignalling System No. two (DSS2) protocol; Subaddressing (SUB) supplementary service; Part 1:Protocol specification ITU-T Recommendation Q.2951, clause 8 (1995), modified“.12 ETS 300 668-1:

31、“Broadband Integrated Services Digital Network (B-ISDN); Digital SubscriberSignalling System No. two (DSS2) protocol; User-to-User Signalling (UUS) supplementaryservice; Part 1: Protocol specification ITU-T Recommendation Q.2957, clause 1 (1995),modified“.13 ETS 300 685-1: “Broadband Integrated Serv

32、ices Digital Network (B-ISDN); Usage of cause andlocation in Digital Subscriber Signalling System No. two (DSS2) and Signalling System No.7B-ISDN User Part (B-ISUP) ITU-T Recommendation Q.2610 (1995), modified“.14 ETS 300 770-1: “Broadband Integrated Services Digital Network (B-ISDN); Digital Subscr

33、iberSignalling System No. two (DSS2) protocol; Closed User Group (CUG) supplementary service;Part 1: Protocol specification ITU-T Recommendation Q.2955.1 (1996), modified“.15 ITU-T Recommendation Q.2971 corrigendum 1 (1999).NOTE: Not yet published.ETSIDraft ETSI EN 300 771-1 V2.0.1 (1999-12)6Through

34、out the text of ITU-T Recommendation Q.2971Replace references as shown in the following table:Reference Q.2971 Modified referenceITU-T Recommendation Q.2130 ITU-T Recommendation Q.2130 as modified by ETS 300 437-1 3ITU-T Recommendation Q.2610 ITU-T Recommendation Q.2610 as modified by ETS 300 685 13

35、ITU-T Recommendation Q.2931 ITU-T Recommendation Q.2931 as modified by ETS 300 443-1 4ITU-T Recommendation Q.2951.1 ITU-T Recommendation Q.2951.1 as modified by ETS 300 661-1 5ITU-T Recommendation Q.2951.2 ITU-T Recommendation Q.2951.2 as modified by ETS 300 662-1 6ITU-T Recommendation Q.2951.3 ITU-

36、T Recommendation Q.2951.3 as modified by ETS 300 663-1 7ITU-T Recommendation Q.2951.4 ITU-T Recommendation Q.2951.4 as modified by ETS 300 664-1 8ITU-T Recommendation Q.2951.5 ITU-T Recommendation Q.2951.5 as modified by ETS 300 665-1 9ITU-T Recommendation Q.2951.6 ITU-T Recommendation Q.2951.6 as m

37、odified by ETS 300 666-1 10ITU-T Recommendation Q.2951.8 ITU-T Recommendation Q.2951.8 as modified by ETS 300 667-1 11ITU-T Recommendation Q.2955.1 ITU-T Recommendation Q.2955.1 as modified by ETS 300 770-1 14ITU-T Recommendation Q.2957.1 ITU-T Recommendation Q.2957.1 as modified by ETS 300 668-1 12

38、Page 2, clause 3Add the following note:NOTE: ITU-T Recommendations frequently use the term “connection“. ETSI has decided touse the term “bearer“ instead (i.e. if this term is used in the context of a bearer for aconnection-oriented bearer service).Page 16, subclause 8.2.4The cause values in 3.2/Q.2

39、610 as modified by ETS 300 685 13 are applicablePage 23, subclause 9.5.3.2.1, item(d)Replace the reference “5.6.7.2/Q.2931“ by “5.6.7.1/Q.2931 as modified by ETS 300 443-1“.Page 35, clause 12Add the following text:ETSIDraft ETSI EN 300 771-1 V2.0.1 (1999-12)7Interaction with the CUG supplementary se

40、rvice:ETS 300 770-1 14 shall apply.Page 36, annex ADelete annex A. It does not form part of this ETS.Page 37, annex BAnnex B has the status of a normative annex.Page 37, annex CAnnex C has the status of a normative annex.Page 46, annex DAnnex D has the status of a normative annex.Page 51, annex EAnn

41、ex E has the status of a normative annex.Page 53, annex FAnnex F has the status of an informative annex.Page 85, Call-Control-N (sheet 28 of 39)Replace “RELEASE req.“ by “Release req.“.Page104,Party-Control-N(sheet9of13),statesPN1,PN2,PN3,PN4,PN6andPN7The DROP PARTY message shall only be able to be

42、received by a Party-Control-N process in the statesPN2, PN3, PN4, PN7.Page161,Party-Control-U(sheet9of13),statesPU1,PU2,PU3,PU4,PU6andPU7The DROP PARTY message shall only be able to be received by a Party-Control-U processin the states PU2, PU3, PU4, PU7.Page 167, appendix IAppendix I has the status

43、 of an informative annex.ETSIDraft ETSI EN 300 771-1 V2.0.1 (1999-12)8Page 170, appendix IIAppendix II has the status of an informative annex.ETSIDraft ETSI EN 300 771-1 V2.0.1 (1999-12)9Annex ZA (informative)This annex identifies the differences between ETS 300 771-1 and EN 300 771-1 (1999). These

44、changes are not part ofthe main text because because they are covered by corrigendum 1 to Q.2971 (1998) which EN 300 771-1 additionallyendorses.All new text is underlined, while any deletions caused by Q.2971 corrigendum 1 are shown as strike through text.Page 14, figure 8-1/Q.2971After figure 8-1/Q

45、.2971, insert a header for the codepoints table:Table 8-15a 16/Q.2971: Endpoint reference information elementPage 15, figure 8.2/Q.2971After figure 8-2/Q.2971, insert header for the codepoints table:Table 8-15b 17/Q.2971: Endpoint state information elementSubclause 8.2.3, Table 8-16Renumber Table 8-

46、16 “Additional multiparty message types“ into Table 8-18Page 16, subclause 8.2.4Insert a header for the cause value table:Table 8-16a/Q.2971: Additional causesAdd the following row to that table:89 Invalid enpoint reference value Not applicable DSS2 9.5.3.2.3The cause values in 3.2/Q.2610 as modifie

47、d by ETS 300 685 13 are applicablesubclause 9.1.1In subclause 9.1.1 insert following note at the end of the third paragraph:ETSIDraft ETSI EN 300 771-1 V2.0.1 (1999-12)10Note The term “negotiation“ in the context of this Recommendation relates to Broadband low layernegotiation according to Annex C/Q

48、.2931, as modifed by ETS 300 443-1 4 and ATM adaption layerparameters negotiation according to Annex F/Q.2931, as modified by ETS 300 443-1 4 only.Other types of negotiation are outside the scope of this Recommendation.subclause 9.1.2, 1stparagraphIn subclause 9.1.2, replace the last sentence of the

49、 first paragraph by following sentence:The user shall send an ADD PARTY message only if the link is in the Active link state or in the CallDelivered link state and negotiation with the first leaf is not allowed.subclause 9.1.3, 2ndparagraphIn subclause 9.1.3, replace the first sentence of the 2ndparagraph with the following sentence:Similarly, if the network determines that a requested service is not available, the network shall send anADD PARTY REJECT message with one of the fo