欢迎来到麦多课文档分享! | 帮助中心 海量文档,免费浏览,给你所需,享你所想!
麦多课文档分享
全部分类
  • 标准规范>
  • 教学课件>
  • 考试资料>
  • 办公文档>
  • 学术论文>
  • 行业资料>
  • 易语言源码>
  • ImageVerifierCode 换一换
    首页 麦多课文档分享 > 资源分类 > PDF文档下载
    分享到微信 分享到微博 分享到QQ空间

    IEEE 802 1BR-2012 en Local and metropolitan area networks - Virtual Bridged Local Area Networks-Bridge Port Extension (IEEE Computer Society)《局域网和城域网的IEEE标准 虚拟桥.pdf

    • 资源ID:1248885       资源大小:986.06KB        全文页数:135页
    • 资源格式: PDF        下载积分:10000积分
    快捷下载 游客一键下载
    账号登录下载
    微信登录下载
    二维码
    微信扫一扫登录
    下载资源需要10000积分(如需开发票,请勿充值!)
    邮箱/手机:
    温馨提示:
    如需开发票,请勿充值!快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。
    如需开发票,请勿充值!如填写123,账号就是123,密码也是123。
    支付方式: 支付宝扫码支付    微信扫码支付   
    验证码:   换一换

    加入VIP,交流精品资源
     
    账号:
    密码:
    验证码:   换一换
      忘记密码?
        
    友情提示
    2、PDF文件下载后,可能会被浏览器默认打开,此种情况可以点击浏览器菜单,保存网页到桌面,就可以正常下载了。
    3、本站不支持迅雷下载,请使用电脑自带的IE浏览器,或者360浏览器、谷歌浏览器下载即可。
    4、本站资源下载后的文档和图纸-无水印,预览文档经过压缩,下载后原文更清晰。
    5、试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。

    IEEE 802 1BR-2012 en Local and metropolitan area networks - Virtual Bridged Local Area Networks-Bridge Port Extension (IEEE Computer Society)《局域网和城域网的IEEE标准 虚拟桥.pdf

    1、 Virtual Bridged Local Area Networks Bridge Port Extension Sponsored by the LAN/MAN Standards Committee IEEE 3 Park Avenue New York, NY 10016-5997 USA 16 July 2012 IEEE Computer Society IEEE Std 802.1BR-2012 IEEE Standard for Local and metropolitan area networks IEEE Std 802.1BR-2012IEEE Standard fo

    2、rLocal and metropolitan area networksVirtual Bridged Local Area NetworksBridge Port ExtensionSponsorLAN/MAN Standards Committeeof theIEEE Computer SocietyApproved 14 May 2012IEEE-SA Standards BoardThe Institute of Electrical and Electronics Engineers, Inc.3 Park Avenue, New York, NY 10016-5997, USAC

    3、opyright 2012 by The Institute of Electrical and Electronics Engineers, Inc.All rights reserved. Published 16 July 2012. Printed in the United States of America.IEEE and 802 are registered trademarks in the U.S. Patent +1 978 750 8400. Permission to photocopy portions of any individual standard for

    4、educationalclassroom use can also be obtained through the Copyright Clearance Center.iv Copyright 2012 IEEE. All rights reserved.Notice to usersLaws and regulationsUsers of IEEE Standards documents should consult all applicable laws and regulations. Compliance with theprovisions of any IEEE Standard

    5、s document does not imply compliance to any applicable regulatoryrequirements. Implementers of the standard are responsible for observing or referring to the applicableregulatory requirements. IEEE does not, by the publication of its standards, intend to urge action that is notin compliance with app

    6、licable 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 include both use, by reference, in laws and regulations, and use in private self-regulation,standardiza

    7、tion, 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 incopyright to this document.Updating of IEEE documentsUsers of IEEE Standards documents should be aware tha

    8、t these documents may be superseded at any timeby the issuance 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 point in time consists of the current edition of thedocument together with any amendments, cor

    9、rigenda, 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-SA Website at http:/standards.ieee.org/index.html orcontact the IEEE at the address listed

    10、previously. For more information about the IEEE StandardsAssociation or the IEEE standards development process, visit IEEE-SA Website at http:/standards.ieee.org/index.html.ErrataErrata, if any, for this and all other standards can be accessed at the following URL: http:/standards.ieee.org/findstds/

    11、errata/index.html. Users are encouraged to check this URL for errataperiodically.PatentsAttention is called to the possibility that implementation of this standard may require use of subject mattercovered by patent rights. By publication of this standard, no position is taken by the IEEE with respec

    12、t to theexistence or validity of any patent rights in connection therewith. If a patent holder or patent applicant hasfiled a statement of assurance via an Accepted Letter of Assurance, then the statement is listed on the IEEE-SA Website at http:/standards.ieee.org/about/sasb/patcom/patents.html. Le

    13、tters of Assurance may indicatewhether the Submitter is willing or unwilling to grant licenses under patent rights without compensation orunder reasonable rates, with reasonable terms and conditions that are demonstrably free of any unfairdiscrimination to applicants desiring to obtain such licenses

    14、.Copyright 2012 IEEE. All rights reserved. vEssential Patent Claims may exist for which a Letter of Assurance has not been received. The IEEE is notresponsible for identifying Essential Patent Claims for which a license may be required, for conductinginquiries into the legal validity or scope of Pat

    15、ents Claims, or determining whether any licensing terms orconditions provided in connection with submission of a Letter of Assurance, if any, or in any licensingagreements are reasonable or non-discriminatory. Users of this standard are expressly advised thatdetermination of the validity of any pate

    16、nt rights, and the risk of infringement of such rights, is entirely theirown responsibility. Further information may be obtained from the IEEE Standards Association.vi Copyright 2012 IEEE. All rights reserved.ParticipantsAt the time this standard was approved, the IEEE 802.1 Working Group had the fo

    17、llowing voting members:Tony Jeffree, ChairGlenn Parsons, Vice ChairPatricia Thaler, Data Center Bridging Task Group ChairJoe Pelissier, Editor The following members of the individual balloting committee voted on this standard. Balloters may havevoted for approval, disapproval, or abstention. Zehavit

    18、 Alon Yafan An Ting Ao Peter Ashwood-Smith Christian Boiger Paul Bottorff Rudolf Brandner Craig Carlson Xin Chang Weiying Cheng Paul Congdon Rodney Cummings Claudio DeSanti Zhemin Ding Donald Eastlake, 3rd Janos Farkas Donald Fedyk Norman Finn Geoffrey Garner Anoop Ghanwani Franz Goetz Mark Gravel E

    19、ric Gray Yingjie Gu Craig Gunther Stephen Haddock Hitoshi Hayakawa Girault Jones Daya Kamath Hal Keen Srikanth Keesara Yongbum Kim Philippe Klein Oliver Kleineberg Michael Krause Lin Li Jeff Lynch Ben Mack-Crane David Martin John Messenger John Morris Eric MultanenYukihiro Nakagawa David Olsen Donal

    20、d Pannell Mark Pearson Rene Raeber Karen Randall Josef Roese Dan Romascanu Jessy Rouyer Ali Sajassi Panagiotis Saltsidis Michael Seaman Koichiro Seto Rakesh Sharma Takeshi Shimizu Kevin Stanton Robert Sultan Michael Johas Teener Jeremy Touve Maarten Vissers Yuehua Wei Min Xiao Thomas AlexanderHugh B

    21、arrassNancy BravinWilliam ByrdCraig CarlsonKeith ChowCharles CookRodney CummingsClaudio DeSantiPatrick DiamondThomas DineenSourav DuttaRichard EdgarYukihiro FujimotoIlango GangaEvan GilmanRandall C. GrovesStephen HaddockNoriyuki IkeuchiAtsushi ItoRaj JainTony JeffreePeter JonesShinkyo KakuPiotr Karo

    22、ckiStuart KerryYongbum KimPaul LambertBrian LEcuyerGreg LuriMichael LynchElvis MaculubaArthur MarrisDavid MartinGary MichelJose MoralesYukihiro NakagawaMichael S. NewmanNick S.A. NikjooSatoshi ObaraMaximilian RiegelBenjamin RolfeJessy RouyerHerbert RuckPanagiotis SaltsidisBartien SayogoRich SeifertG

    23、il ShultzKapil SoodMatthew SquireManikantan SrinivasanThomas StaraiWalter StrupplerJoseph TardoWilliam TaylorMichael Johas TeenerPatricia ThalerDmitri VarsanofievPrabodh VarshneyJohn VergisKarl WeberYuehua WeiLudwig WinkelOren YuenCopyright 2012 IEEE. All rights reserved. viiWhen the IEEE-SA Standar

    24、ds Board approved this standard on 14 May 2012, it had the followingmembership:Richard H. Hulett, ChairJohn Kulick, Vice ChairRobert M. Grow, Past Chair*Member EmeritusAlso included are the following nonvoting IEEE-SA Standards Board liaisons:Richard DeBlasio, DOE RepresentativeMichael Janezic, NIST

    25、 RepresentativeMichelle TurnerIEEE Standards Program Manager, Document DevelopmentKathryn BennettIEEE Standards Program Manager, Technical Program DevelopmentSatish AggarwalMasayuki AriyoshiPeter BalmaWilliam Bartley Ted BurseClint Chaplin Wael DiabJean-Philippe Faure Alexander Gelman Paul Houz Jim

    26、HughesYoung Kyun KimJoseph L. Koepfinger*David J. LawThomas Lee Hung Ling Oleg Logvinov Ted Olsen Gary Robinson Jon Walter Rosdahl Mike SeaveyYatin Trivedi Phil Winston Yu Yuan viii Copyright 2012 IEEE. All rights reserved.IntroductionThis standard specifies the devices, protocols, procedures, and m

    27、anaged objects necessary to extend a bridgeand its management beyond its physical enclosure using IEEE 802LAN technologies.To this end, it:a) Identifies and isolates traffic between ports within an Extended Bridge;b) Specifies a tag format for this identification;c) Establishes an Extended Bridge co

    28、nsisting of a Controlling Bridge and one or more Bridge PortExtenders;d) Specifies the functionality and the specific requirements of a Bridge Port Extender;e) Extends the MAC service of a Bridge Port across the interconnected Bridge Port Extenders,including support of Customer Virtual Local Area Ne

    29、tworks (C-VLANs).f) Establishes the requirements of bridge components and systems for the attachment of Bridge PortExtenders;g) Specifies a protocol to provide for the configuration and monitoring of Bridge Port Extenders by aControlling Bridge; andh) Establishes the requirements for Bridge Manageme

    30、nt to support Port Extension, identifying themanaged objects and defining the management operations.This standard contains state-of-the-art material. The area covered by this standard is undergoing evolution.Revisions are anticipated within the next few years to clarify existing material, to correct

    31、 possible errors, andto incorporate new related material. Information on the current revision state of this and other IEEE 802standards may be obtained from:Secretary, IEEE-SA Standards Board445 Hoes LanePiscataway, NJ 08854USAThis introduction is not part of IEEE Std 802.1BR-2012, IEEE Standard for

    32、 Local and metropolitan area networksVirtual Bridged Local Area NetworksBridge Port Extension.Copyright 2012 IEEE. All rights reserved. ixContents1. Overview 11.1 Scope 11.2 Purpose. 22. Normative references. 33. Definitions . 44. Acronyms and abbreviations . 65. Conformance 75.1 Terminology. 75.2 P

    33、rotocol Implementation Conformance Statement (PICS) 75.3 Bridge Port Extender Conformance. 75.4 Controlling Bridge Conformance 86. Principles of Bridge Port Extension. 106.1 Bridge Port Extension Overview . 106.2 Extended Bridge 116.3 Base and aggregating Bridge Port Extenders 136.4 Bridge Port Exte

    34、nder operation . 146.5 Bridge Port Extender architecture 166.6 Bridge Port Extender Model of operation 176.7 Bridge Port Extender Frame Reception . 196.8 Bridge Port Extender Transmit and Receive . 196.9 Bridge Port Extender tag handler. 206.10 Bridge Port Extender Internal Sublayer Service 216.11 B

    35、ridge Port Extender Forwarding Process. 256.12 Bridge Port Extender Filtering Database . 296.13 Determination of the Upstream Port 296.14 Upstream Port Addressing . 306.15 Bridge Port Extender Initialization 306.16 Support of Congestion Points 317. Tagged frame format . 327.1 Representation and enco

    36、ding of tag fields. 327.2 Tag format 327.3 Tag Protocol Identifier (TPID) formats . 327.4 Tag Protocol Identification 327.5 E-TAG Control Information 328. Support of Bridge Port Extension by C-VLAN components 358.1 Use of Tags 368.2 Bridge Port Extension Port Types . 368.3 Internal Bridge Port Exten

    37、der Cascade Ports 378.4 Bridge Port Extender Upstream Ports 39x Copyright 2012 IEEE. All rights reserved.8.5 External Extended Ports. 398.6 External Bridge Port Extender Cascade Ports . 408.7 Traffic isolation 418.8 Support of Port Extension by a C-VLAN component MAC Relay. 418.9 Remote replication.

    38、 428.10 Support of Remote Replication by a Controlling Bridge 438.11 Assignment of E-CIDs. 448.12 Support of Congestion Notification. 459. Port Extender Control and Status Protocol 469.1 Port Selection and Addressing. 469.2 PE CSP State Machines . 469.3 Protocol Errors. 529.4 PE CSP PDUs 529.5 Basic

    39、 TLV format 529.6 Command TLV 549.7 Flow Control 569.8 Messages 569.9 Additional TLVs 6110. Bridge management . 7210.1 Data types 7210.2 Bridge Port Extension Entries 7211. Management Information Base (MIB) 7511.1 Structure of the IEEE8021-PE MIB 7511.2 Relationship to other MIBs 7611.3 Security con

    40、siderations 7611.4 Definition of the IEEE8021-PE MIB Module, 78Annex A (normative) PICS proforma . 89Annex B (normative) IEEE 802.1 Organizationally Specific TLVs 105Annex C (informative) Utilizing VDP with Port Extension . 114Annex D (informative) Extended Bridge Initialization 116Annex E (informat

    41、ive) Bibliography 121Copyright 2012 IEEE. All rights reserved. xiFiguresFigure 6-1Extended Bridge 10Figure 6-2Aggregating and base Bridge Port Extenders .14Figure 6-3External Bridge Port Extender architecture 16Figure 6-4Internal Bridge Port Extender architecture . 17Figure 6-5Relaying MAC frames in

    42、 an External Bridge Port Extender 18Figure 6-6Operation of Bridge Port Extender Control and Status Protocol Agent . 18Figure 6-7Port connectivity . 20Figure 6-8Bridge Port Extender Forwarding Process functions 26Figure 7-1E-TAG TCI format 32Figure 8-1Internal organization of the MAC sublayer in an E

    43、xtended Bridge 35Figure 8-2Extended Bridge Interconnection 37Figure 8-3Cascaded Bridge Port Extenders. 40Figure 8-4Extended Bridge traffic isolation 41Figure 9-1PE CSP Receive PDU state machine 47Figure 9-2PE CSP Transmit PDU state machine. 47Figure 9-3PE CSP Local Request state machine . 48Figure 9

    44、-4PE CSP Remote Request state machine 48Figure 9-5Basic TLV format . 52Figure 9-6Command TLV . 54Figure 9-7Resource Limit Capability TLV . 61Figure 9-1Port Parameters TLV 63Figure 9-8Port Array TLV. 64Figure 9-9Port Entry 64Figure 9-10VID Array TLV 65Figure 9-11VID Entry 65Figure 9-12Port Status TLV

    45、 66Figure 9-13Statistics TLV . 66Figure 9-14Object Name TLV. 67Figure 9-15Object Value TLV. 67Figure 9-16CN Parameters TLV 70Figure 9-17Basic format for Organizationally Specific TLVs 71Figure B.1Port Extension TLV format 105Figure C.1Relationship of Port Extension and EVB .114Figure C.2Port Extensi

    46、on and EVB combined architecture 115Figure D.1Attachment of a physical Bridge Port Extender . 117Figure D.2Attachment of a downstream Bridge Port Extender. 118Figure D.3Example Initialization Message Flow 120xii Copyright 2012 IEEE. All rights reserved.TablesTable 6-1Bridge Port Extender Initializat

    47、ion. 31Table 6-2Bridge Port Extender Port Initialization. 31Table 7-1E-TAG EtherType allocation . 32Table 8-1Bridge Port Extender parameter settings 38Table 9-1Port Extender Control and Status ProtocolTime out Values 52Table 9-2TLV type values . 53Table 9-3Completion Codes 54Table 9-4Message Types .

    48、 55Table 9-5Priority Code Point Selection Encoding. 64Table 9-6Action Values . 65Table 9-8Statistics TLV contents 66Table 9-7Action Values . 66Table 9-9Reference 67Table 9-10Get Objects Value Error Codes 68Table 9-11Set Object Value Error Codes 68Table 9-12CN Parameter Fields 70Table 10-1Port Extens

    49、ion Port Table row elements 73Table 10-3Port Extension Upstream Port ETS Table row elements . 74Table 10-2Port Extension Remote Replication Table row elements. 74Table 11-1PE MIB structure and object cross reference . 75Table B.1IEEE 802.1 Organizationally Specific TLVs. 105Table B.2IEEE 802.1/LLDP extension MIB object cross reference . 106Copyright 2012 IEEE. All rights reserved. 1IEEE Standard forLocal and metropolitan area networksVirtual Bridged Local Area NetworksBridge Port ExtensionIMP


    注意事项

    本文(IEEE 802 1BR-2012 en Local and metropolitan area networks - Virtual Bridged Local Area Networks-Bridge Port Extension (IEEE Computer Society)《局域网和城域网的IEEE标准 虚拟桥.pdf)为本站会员(diecharacter305)主动上传,麦多课文档分享仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文档分享(点击联系客服),我们立即给予删除!




    关于我们 - 网站声明 - 网站地图 - 资源地图 - 友情链接 - 网站客服 - 联系我们

    copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
    备案/许可证编号:苏ICP备17064731号-1 

    收起
    展开