IEEE 802 21-2008 en Local and metropolitan area networks Part 21 Media Independent Handover Services (IEEE Computer Society)《局域网和城域网 第21部分 媒质独立切换业务》.pdf

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1、IEEE Std 802.21-2008 IEEE Standard for Local and metropolitan area networks Part 21: Media Independent Handover Services IEEE3 Park Avenue New York, NY 10016-5997, USA21 January 2009 IEEE Computer SocietySponsored by theLAN/MAN Standards Committee802.21TMIEEE Std 802.21TM-2008IEEE Standard for Local

2、 and metropolitan area networksMedia Independent Handover ServicesSponsorLAN/MAN Standards Committeeof theIEEE Computer SocietyApproved 11 November 2008IEEE-SA Standards BoardIEEE Std 802.21-2008 IEEE STANDARD FOR LOCAL AND METROPOLITAN AREA NETWORKS:ii Copyright 2009 IEEE. All rights reserved.Abstr

3、act: This standard specifies IEEE 802media access-independent mechanisms thatoptimize handovers between heterogeneous IEEE 802 systems and between IEEE 802 systemsand cellular systems.Keywords: management, media independent handover, mobile node, mobility, seamless, point of attachment, point of ser

4、viceThe Institute of Electrical and Electronics Engineers, Inc.3 Park Avenue, New York, NY 10016-5997, USACopyright 2009 by the Institute of Electrical and Electronics Engineers, Inc.All rights reserved. Published 21 January 2009. Printed in the United States of America.IEEE and 802 are registered t

5、rademarks in the U.S. Patent +1 978 750 8400. Permission to photocopy portions of any individual standard for educationalclassroom use can also be obtained through the Copyright Clearance Center.IEEE Std 802.21-2008 IEEE STANDARD FOR LOCAL AND METROPOLITAN AREA NETWORKS:iv Copyright 2009 IEEE. All r

6、ights reserved.IntroductionThis standard defines extensible media access independent mechanisms that enable the optimization of han-dovers between heterogeneous IEEE 802 systems and may facilitate handovers between IEEE 802 systemsand cellular systems.Notice to usersLaws and regulationsUsers of thes

7、e documents should consult all applicable laws and regulations. Compliance with theprovisions of this standard does not imply compliance to any applicable regulatory requirements.Implementers of the standard are responsible for observing or referring to the applicable regulatoryrequirements. IEEE do

8、es not, by the publication of its standards, intend to urge action that is not incompliance with applicable laws, and these documents may not be construed as doing so. CopyrightsThis document is copyrighted by the IEEE. It is made available for a wide variety of both public and privateuses. These in

9、clude both use, by reference, in laws and regulations, and use in private self-regulation,standardization, and the promotion of engineering practices and methods. By making this documentavailable for use and adoption by public authorities and private users, the IEEE does not waive any rights incopyr

10、ight to this document.Updating of IEEE documentsUsers of IEEE standards should be aware that these documents may be superseded at any time by theissuance of new editions or may be amended from time to time through the issuance of amendments,corrigenda, or errata. An official IEEE document at any poi

11、nt in time consists of the current edition of thedocument together with any amendments, corrigenda, or errata then in effect. In order to determine whethera given document is the current edition and whether it has been amended through the issuance ofamendments, corrigenda, or errata, visit the IEEE

12、Standards Association website athttp:/ieeexplore.ieee.org/xpl/standards.jsp, or contact the IEEE at the address listed previously.For more information about the IEEE Standards Association or the IEEE standards development process,visit the IEEE-SA website at http:/standards.ieee.org.ErrataErrata, if

13、 any, for this and all other standards can be accessed at the following URL: http:/standards.ieee.org/reading/ieee/updates/errata/index.html. Users are encouraged to check this URL forerrata periodically.InterpretationsCurrent interpretations can be accessed at the following URL: http:/standards.iee

14、e.org/reading/ieee/interp/index.html.This introduction is not part of IEEE Std 802.21-2008, IEEE Standard for Local and Metropolitan Area Net-works: Media Independent Handover Services.IEEE MEDIA INDEPENDENT HANDOVER SERVICES Std 802.21-2008Copyright 2009 IEEE. All rights reserved. vPatentsAttention

15、 is called to the possibility that implementation of this standard may require use of subject mattercovered by patent rights. By publication of this amendment, no position is taken with respect to the existenceor validity of any patent rights in connection therewith. The IEEE is not responsible for

16、identifying EssentialPatent Claims for which a license may be required, for conducting inquiries into the legal validity or scopeof Patents Claims or determining whether any licensing terms or conditions provided in connection withsubmission of a Letter of Assurance, if any, or in any licensing agre

17、ements are reasonable or non-discriminatory. Users of this amendment are expressly advised that determination of the validity of anypatent rights, and the risk of infringement of such rights, is entirely their own responsibility. Furtherinformation may be obtained from the IEEE Standards Association

18、.ParticipantsAt the time this standard was submitted to the IEEE-SA Standards Board for approval, the working grouphad the following members:Vivek Gupta, ChairSubir Das, Vice ChairAnthony Chan, SecretaryDavid Cypher, Technical Editor Historical ParticipantsThe following individuals participated in t

19、he IEEE 802.21 working group during various stages of thestandards development. Included is a historical list of officers who have dedicated their valuable time,energy, and knowledge to the creation of this material:Ajay Rajkumar, Chair (March 2004 March 2006)Michael Williams, Vice Chair (March 2004

20、 March 2008)Xiaoyu Liu, Secretary (March 2004 March 2008)Vivek Gupta, Technical Editor (March 2004 March 2006)Qiaobing Xie, Technical Editor (March 2006 March 2008)Yoon-Young An George Babut Gabor Bajko Inma Carrion Clint Chaplin Yuu-HengCheng Kevin Chin JoonYoung Choi Steven Crowley Rohinton R. Dho

21、ndy Lester F. Eastwood Dennis M. Edwards Peretz M. Feder Reinhard Gloger Nada Golmie Michael Grigat James Jiayuan Han Mikio Hasegawa Robert F. Heile Gregory S. Henderson David Hunter Junghoon Jee Moo Ryong Jeong David Johnston Toyoyuki Kato Farrokh Khatibi Yong Ho Kim Masahiro Kuroda Hong-Yon Lach J

22、in Lee Minho Lee Sungjin Lee Joseph Bryan Lyles Michael J. Lynch Roger B. Marks David S. McGinniss Marc Meylemans Chan Wah Ng Paul Nikolich Yoshihiro Ohba Changmin Park Soohong Park Emily H. Qi Ajay Rajkumar Gidon Reid Reijo Salminen Behcet Sarikaya Christian E. Seagren Stephen J. Shellhammer Burak

23、Simsek Shubhranshu Singh Srinivas Sreemanthula Patrick Stupar Lucian Suciu Hitoya Tachikawa Kenichi Taniuchi Albert Vidal Michael WillaimsQiaobing XieJuan Carlos Zuniga IEEE Std 802.21-2008 IEEE STANDARD FOR LOCAL AND METROPOLITAN AREA NETWORKS:vi Copyright 2009 IEEE. All rights reserved.The followi

24、ng members of the individual balloting committee voted on this standard. Balloters may havevoted for approval, disapproval, or abstention.Osama Aboulmagd Thomas Alexander Danilo Antonelli George BabutGabor Bajko Phillip Barber John Barr Walter Buga Alistair Buttar Sean Cai James Carlo Juan Carreon C

25、lint Chaplin Hong Cheng Yuu Heng Cheng Kevin Chin Aik Chindapol Keith Chow Erik Colban Terry Cole Charles Cook David Cypher Subir Das Charles Dennean Thomas Dineen Petar Djukic Paul Eastman Lester F. Eastwood Jonathan EdneyMarc Emmelmann Darwin Engwer Bernard Eydt David Famolari Peretz M. Feder C. F

26、itzgerald Prince Francis Avraham Freedman Devon Gayle Michael Geipel Theodore Georgantas Pieter-Paul Giesberts Nikhil Goel Nada Golmie Sergiu Goma Randall Groves Vivek Gupta James Jiayuan Han Gregory S. Henderson Karl Heubaum David Hunter Yerang Hur Atsushi Ito Raj Jain Junghoon Jee Alan Jette David

27、 Johnston Bobby Jose Vibhor Julka Piotr Karocki Stuart J. Kerry Farrokh Khatibi Brian Kiernan Eunah Kim Eunkyung Kim Yong Ho Kim Benjamin Koh Thomas Kurihara Joseph Kwak Hong-Yon Lach Sungjin Lee Daniel Levesque Joseph Levy Li Li Jan-Ray Liao Xiaoyu Liu William Lumpkins Syam Madanapalli Dave Maez Pe

28、ter Martini W. Kyle Maus Stephen McCann Michael Mcinnis Marc Meylemans Michael Montemurro Jose MoralesAndrew Myles Kadathur Natarajan Michael S. Newman Chan Wah Ng Richard Noens Satoshi Obara Yoshihiro Ohba Ulises Olvera Brian Petry Paul Piggin Cam Posani Michael Probasco Jose Puthenkulam Ajay Rajku

29、mar Maximilian Riegel Robert Robinson Marian Rudolf Randall Safier Reijo Salminen John Sargent Behcet SarikayaJohn Sauer Rich Seifert Suman Sharma Stewart Skomra Katayoun Sohrabi Kapil Sood Amjad Soomro Srinvias Sreemanthula Dorothy Stanley Thomas Starai Adrian P. Stephens Walter Struppler Mark Stur

30、za Kenichi Taniuchi Richard Van Leeuwen Lei Wang Stanley Wang Michael Williams Derek Woo Qiaobing Xie Tan Pek Yew Oren Yuen Eldad Zeira Surong Zeng Juan Carlos ZunigaIEEE MEDIA INDEPENDENT HANDOVER SERVICES Std 802.21-2008Copyright 2009 IEEE. All rights reserved. viiWhen the IEEE-SA Standards Board

31、approved this standard on 11 November 2008, it had the followingmembership:Robert M. Grow, ChairThomas Prevost, Vice ChairSteve M. Mills, Past ChairJudith Gorman, Secretary*Member EmeritusAlso included are the following nonvoting IEEE-SA Standards Board liaisons:Satish K. Aggarwal, NRC Representativ

32、eMichael Janezic, NIST RepresentativeMichelle D. TurnerIEEE Standards Program Manager, Document DevelopmentMichael D. KipnessIEEE Standards Program Manager, Technical Program DevelopmentVictor BermanRichard DeBlasioAndy DrozdMark EpsteinAlexander GelmanWilliam R. GoldbachArnold M. GreenspanKenneth S

33、. HanusJim HughesRichard H. HulettYoung Kyun KimJoseph L. Koepfinger*John KulickDavid J. LawGlenn ParsonsRonald C. PetersenChuck PowersNarayanan RamachandranJon Walter RosdahlRobby RobsonAnne-Marie SahaziziaMalcolm V. ThadenHoward L. WolfmanDon WrightCopyright 2009 IEEE. All rights reserved. ixConte

34、nts1. Overview 11.1 Scope 11.2 Purpose. 11.3 General. 11.4 Assumptions. 31.5 Media independence 42. Normative references. 53. Definitions . 84. Abbreviations and acronyms . 125. General architecture. 145.1 Introduction 145.1.1 General. 145.1.2 Service continuity 145.1.3 Application class 145.1.4 Qua

35、lity of service. 145.1.5 Network discovery. 155.1.6 Network selection 155.1.7 Power management 155.1.8 Handover policy. 155.2 General design principles. 155.2.1 MIHF design principles . 155.2.2 QoS design principles 165.3 MIHF service overview . 165.3.1 General. 165.3.2 Media independent event servi

36、ce. 175.3.2.1 General. 175.3.2.2 Event origination 175.3.2.3 Event destination 175.3.2.4 Event service flow . 175.3.2.5 Event service use cases and functions . 175.3.3 Media independent command service 175.3.3.1 General. 175.3.3.2 Command origination 185.3.3.3 Command destination 185.3.3.4 Command s

37、ervice flow 185.3.3.5 Command service use cases and functions 185.3.4 Media independent information service 185.4 Media independent handover reference framework 205.4.1 General. 205.4.2 MIHF communication model. 205.4.3 A deployment example for the MIH services 225.5 MIHF reference models for link-l

38、ayer technologies 235.5.1 IEEE 802 architectural considerations. 245.5.2 General MIHF reference model and SAPs 255.5.3 MIHF reference model for IEEE 802.3 . 27x Copyright 2009 IEEE. All rights reserved.5.5.4 MIHF reference model for IEEE 802.11 . 275.5.5 MIHF reference model for IEEE 802.16 . 285.5.

39、6 MIHF reference model for 3GPP. 295.5.7 MIHF reference model for 3GPP2. 305.6 Service access points (SAPs). 315.6.1 General. 315.6.2 Media dependent SAPs 325.6.2.1 General. 325.6.2.2 MIH_LINK_SAP. 325.6.2.3 MIH_NET_SAP. 325.6.2.4 MLME_SAP 325.6.2.5 C_SAP . 335.6.2.6 M_SAP. 335.6.2.7 MSGCF_SAP. 335.

40、6.2.8 MIH_3GLINK_SAP 335.6.2.9 LSAP 335.6.2.10 CS_SAP . 335.6.3 Media independent SAP: MIH_SAP . 335.7 MIH protocol . 335.7.1 General. 335.7.2 Ethertype use and encoding . 335.7.3 Transport considerations 345.7.4 The generic MAC service with IEEE 802.1X . 345.7.4.1 Controlled port unblocked state: L

41、SAP transport 345.7.4.2 Controlled port blocked state. 346. MIHF services 356.1 General. 356.2 Service management 356.2.1 General. 356.2.2 Service management primitives. 356.2.3 MIH capability discovery 356.2.4 MIH registration 366.2.5 MIH event subscription . 366.2.6 Network communication 366.3 Med

42、ia independent event service. 366.3.1 Introduction 366.3.2 Event subscription 386.3.2.1 General. 386.3.2.2 Link events subscription 386.3.2.3 MIH events subscription 386.3.3 Event service flow model 396.3.4 Link events. 396.3.5 MIH events 416.3.6 Interaction between MIH events and access routers 416

43、.4 Media independent command service 426.4.1 Introduction 426.4.2 Command service flow model . 446.4.3 Command list. 456.4.3.1 Link commands 456.4.3.2 MIH commands . 456.5 Media independent information service 476.5.1 Introduction 47Copyright 2009 IEEE. All rights reserved. xi6.5.2 Access informatio

44、n service before authentication . 486.5.3 Restricting query response size 486.5.4 Information elements . 486.5.5 Definition of information element namespace. 526.5.6 Information element representation and query methods 536.5.6.1 Introduction 536.5.6.2 Binary representation and TLV query . 536.5.6.3

45、RDF representation and SPARQL query. 586.5.7 Information service schema . 586.5.7.1 General. 586.5.7.2 The MIIS RDF schema 586.5.8 Information service flow 587. Service access points (SAPs) and primitives. 607.1 Introduction 607.2 SAPs. 607.2.1 General. 607.2.2 Media dependent SAPs 607.2.2.1 MIH_LIN

46、K_SAP. 607.2.2.2 MIH_NET_SAP. 617.2.3 Media independent SAP: MIH_SAP . 617.3 MIH_LINK_SAP primitives637.3.1 Link_Detected.indication. 637.3.1.1 Function . 637.3.1.2 Semantics of service primitive. 637.3.1.3 When generated . 637.3.1.4 Effect on receipt. 637.3.2 Link_Up.indication 637.3.2.1 Function .

47、 637.3.2.2 Semantics of service primitive. 637.3.2.3 When generated . 647.3.2.4 Effect on receipt. 647.3.3 Link_Down.indication . 647.3.3.1 Function . 647.3.3.2 Semantics of service primitive. 647.3.3.3 When generated . 647.3.3.4 Effect on receipt. 657.3.4 Link_Parameters_Report.indication 657.3.4.1

48、 Function . 657.3.4.2 Semantics of service primitive. 657.3.4.3 When generated . 657.3.4.4 Effect on receipt. 657.3.5 Link_Going_Down.indication . 667.3.5.1 Function . 667.3.5.2 Semantics of service primitive. 667.3.5.3 When generated . 667.3.5.4 Effect on receipt. 667.3.6 Link_Handover_Imminent.ind

49、ication 667.3.6.1 Function . 667.3.6.2 Semantics of service primitive. 677.3.6.3 When generated . 677.3.6.4 Effect on receipt. 677.3.7 Link_Handover_Complete.indication 67xii Copyright 2009 IEEE. All rights reserved.7.3.7.1 Function . 677.3.7.2 Semantics of service primitive. 687.3.7.3 When generated . 687.3.7.4 Effect on receipt. 687.3.8 Link_PDU_Transmit_Status.indication. 687.3.8.1 Function . 687.3.8.2 Semantics of service primitive. 697.3.8.3 When generated . 697.3.8.4 Effect on receipt. 697.3.9 Link_Capability_Discover. 697.3.9.1 Link_Capability_Discover.