DE602006007983D1 - Verfahren und vorrichtung zum berechnen eines pfades in einer netzwerkdomäne - Google Patents

Verfahren und vorrichtung zum berechnen eines pfades in einer netzwerkdomäne

Info

Publication number
DE602006007983D1
DE602006007983D1 DE602006007983T DE602006007983T DE602006007983D1 DE 602006007983 D1 DE602006007983 D1 DE 602006007983D1 DE 602006007983 T DE602006007983 T DE 602006007983T DE 602006007983 T DE602006007983 T DE 602006007983T DE 602006007983 D1 DE602006007983 D1 DE 602006007983D1
Authority
DE
Germany
Prior art keywords
path
path computation
information
network
computing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DE602006007983T
Other languages
English (en)
Inventor
Renhai Zhang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of DE602006007983D1 publication Critical patent/DE602006007983D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/42—Centralised routing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/02—Topology update or discovery
    • H04L45/10—Routing in connection-oriented networks, e.g. X.25 or ATM
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/50—Routing or path finding of packets in data switching networks using label swapping, e.g. multi-protocol label switch [MPLS]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Small-Scale Networks (AREA)
  • Computer And Data Communications (AREA)
  • Mobile Radio Communication Systems (AREA)
DE602006007983T 2005-05-20 2006-05-19 Verfahren und vorrichtung zum berechnen eines pfades in einer netzwerkdomäne Active DE602006007983D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNB2005100708904A CN100454830C (zh) 2005-05-20 2005-05-20 网络域中实现路径计算的方法
PCT/CN2006/001039 WO2006122506A1 (fr) 2005-05-20 2006-05-19 Procede et appareil pour calculer un chemin d'acces dans un domaine de reseau

Publications (1)

Publication Number Publication Date
DE602006007983D1 true DE602006007983D1 (de) 2009-09-03

Family

ID=37425743

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006007983T Active DE602006007983D1 (de) 2005-05-20 2006-05-19 Verfahren und vorrichtung zum berechnen eines pfades in einer netzwerkdomäne

Country Status (6)

Country Link
US (1) US7978622B2 (de)
EP (1) EP1883181B1 (de)
CN (1) CN100454830C (de)
AT (1) ATE437499T1 (de)
DE (1) DE602006007983D1 (de)
WO (1) WO2006122506A1 (de)

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CN100512209C (zh) 2005-05-24 2009-07-08 华为技术有限公司 分布式路径计算中解决资源冲突的方法
US8009669B2 (en) 2006-10-16 2011-08-30 Futurewei Technologies, Inc. System of path computation element protocol support for large-scale concurrent path computation
US7831700B2 (en) 2006-10-16 2010-11-09 Futurewei Technologies, Inc. Distributed PCE-based system and architecture in multi-layer network
CN101286892B (zh) * 2007-04-12 2012-09-05 华为技术有限公司 进行业务恢复的装置和方法
US20100208722A1 (en) * 2007-10-18 2010-08-19 Itaru Nishioka Network system, path calculation method, and path calculation program
CN101425956B (zh) * 2007-10-30 2011-05-11 华为技术有限公司 跨自治系统发现路径计算单元的方法、设备和系统
US7940753B2 (en) * 2007-11-29 2011-05-10 Alcatel Lucent Enhancing routing optimality in IP networks requiring path establishment
CN101163110B (zh) * 2007-11-30 2010-06-02 华为技术有限公司 部署流量工程隧道的方法及装置
US7668971B2 (en) * 2008-01-11 2010-02-23 Cisco Technology, Inc. Dynamic path computation element load balancing with backup path computation elements
US8064447B2 (en) * 2008-03-27 2011-11-22 Futurewei Technologies, Inc. Computing point-to-multipoint paths
CN101621447B (zh) * 2008-06-30 2012-04-04 华为技术有限公司 一种业务路径计算的方法、设备和系统
CN101626618B (zh) * 2008-07-07 2012-08-08 华为技术有限公司 无线资源分配方法、网络节点设备及无线通信系统
CN101686170B (zh) * 2008-09-27 2013-07-10 重庆广用通信技术有限责任公司 基于多出口用户路由的分级传输品质保障系统
CN101729376B (zh) * 2008-10-27 2011-12-21 华为技术有限公司 一种路径计算方法、节点设备及路径计算单元
CN102065512B (zh) * 2009-11-12 2013-08-07 中兴通讯股份有限公司 多层网络中区域边界控制的方法、建立连接的方法和系统
KR101304793B1 (ko) * 2009-12-21 2013-09-05 한국전자통신연구원 Ｔｅｄ 정확성을 보장하는 ｔｅｄ 관리 방법 및 시스템
WO2011079962A1 (en) * 2010-01-04 2011-07-07 Telefonaktiebolaget L M Ericsson (Publ) Providing feedback to path computation element
CN101820362B (zh) * 2010-04-29 2013-02-27 中兴通讯股份有限公司 一种解决资源分配冲突的方法及装置
KR20120071118A (ko) * 2010-12-22 2012-07-02 한국전자통신연구원 경로 계산 장치 및 그를 이용한 경로 계산 방법
US9491086B2 (en) 2011-03-02 2016-11-08 Ciena Corporation Distributed network planning systems and methods
CN104348744B (zh) * 2013-08-01 2019-05-24 中兴通讯股份有限公司 一种路径计算方法及路径计算单元
EP3076611B1 (de) * 2013-11-27 2018-11-21 Nec Corporation Kommunikationssystem, kommunikationsverfahren, vorrichtung zur kombination von netzwerkinformationen und netzwerkinformationskombinationsprogramm
CN105591888A (zh) * 2014-11-18 2016-05-18 中兴通讯股份有限公司 一种计算路径的方法和路径计算服务器
CN106549865A (zh) * 2015-09-21 2017-03-29 中兴通讯股份有限公司 业务动态恢复的方法、装置及软件定义网络sdn控制器
CN106789656B (zh) * 2016-12-16 2019-10-25 北京格林伟迪科技股份有限公司 一种路由请求处理方法和装置
CN108574636B (zh) * 2017-03-13 2022-04-05 中兴通讯股份有限公司 一种隧道授权信息处理方法及路径计算单元
US10447587B2 (en) 2017-09-22 2019-10-15 Keysight Technologies Singapore (Sales) Pte. Ltd. Computing label-switched data communication paths
CN113489647B (zh) 2018-12-25 2022-09-16 华为技术有限公司 网络连接路径的判定方法、设备及通信系统
CN113328929B (zh) * 2020-02-29 2023-04-18 杭州迪普科技股份有限公司 路由冲突提醒方法、装置、电子设备及计算机可读介质

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7324453B2 (en) * 2002-08-30 2008-01-29 Alcatel Lucent Constraint-based shortest path first method for dynamically switched optical transport networks
US7352703B2 (en) 2003-04-29 2008-04-01 Alcatel Lucent Protection scheme for a communications network under multiple failures
US20050008014A1 (en) * 2003-07-07 2005-01-13 Debasis Mitra Techniques for network traffic engineering
CN100391154C (zh) * 2003-09-18 2008-05-28 华为技术有限公司 一种资源管理器中路由的选路方法
CN1601971A (zh) * 2003-09-26 2005-03-30 华为技术有限公司 一种承载控制层的资源分配方法
CN1601966A (zh) * 2003-09-28 2005-03-30 华为技术有限公司 一种路由路径选择方法
US20050074003A1 (en) 2003-10-02 2005-04-07 Ball David Alexander Distributed software architecture for implementing BGP
US7599349B2 (en) * 2004-01-29 2009-10-06 Cisco Technology, Inc. Computing inter-autonomous system MPLS traffic engineering LSP paths
US7496105B2 (en) * 2004-11-05 2009-02-24 Cisco Technology, Inc. System and method for retrieving computed paths from a path computation element using encrypted objects
US7623461B2 (en) * 2005-02-09 2009-11-24 Cisco Technology, Inc. Trigger for packing path computation requests
US9059867B2 (en) * 2005-03-02 2015-06-16 Cisco Technology, Inc. Technique for selecting a path computation element based on response time delay
US7599302B2 (en) * 2005-07-19 2009-10-06 Cisco Technology, Inc. Dynamic enforcement of MPLS-TE inter-domain policy and QoS

Also Published As

Publication number Publication date
ATE437499T1 (de) 2009-08-15
EP1883181A4 (de) 2008-05-28
CN100454830C (zh) 2009-01-21
EP1883181A1 (de) 2008-01-30
US7978622B2 (en) 2011-07-12
EP1883181B1 (de) 2009-07-22
WO2006122506A1 (fr) 2006-11-23
US20080151896A1 (en) 2008-06-26
CN1866852A (zh) 2006-11-22

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