FR2849560B1 - Procede de calcul de chemins contraints pour un reseau de transmission. - Google Patents

Procede de calcul de chemins contraints pour un reseau de transmission.

Info

Publication number
FR2849560B1
FR2849560B1 FR0312730A FR0312730A FR2849560B1 FR 2849560 B1 FR2849560 B1 FR 2849560B1 FR 0312730 A FR0312730 A FR 0312730A FR 0312730 A FR0312730 A FR 0312730A FR 2849560 B1 FR2849560 B1 FR 2849560B1
Authority
FR
France
Prior art keywords
transmission network
containing paths
calculating containing
paths
calculating
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.)
Expired - Lifetime
Application number
FR0312730A
Other languages
English (en)
Other versions
FR2849560A1 (fr
Inventor
Xianlong Luo
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 FR2849560A1 publication Critical patent/FR2849560A1/fr
Application granted granted Critical
Publication of FR2849560B1 publication Critical patent/FR2849560B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L45/02—Topology update or discovery
    • 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
    • H04L45/12—Shortest path evaluation
    • H04L45/124—Shortest path evaluation using a combination of metrics
    • 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
    • H04L45/03—Topology update or discovery by updating link state protocols
    • 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
    • H04L45/22—Alternate routing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0051—Network Node Interface, e.g. tandem connections, transit switching
    • H04J2203/0053—Routing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0051—Network Node Interface, e.g. tandem connections, transit switching
    • H04J2203/0055—Network design, dimensioning, topology or optimisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0057—Operations, administration and maintenance [OAM]
    • H04J2203/006—Fault tolerance and recovery

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
FR0312730A 2002-11-02 2003-10-30 Procede de calcul de chemins contraints pour un reseau de transmission. Expired - Lifetime FR2849560B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB021501114A CN1254052C (zh) 2002-11-02 2002-11-02 传输网络约束路径计算方法

Publications (2)

Publication Number Publication Date
FR2849560A1 FR2849560A1 (fr) 2004-07-02
FR2849560B1 true FR2849560B1 (fr) 2006-09-29

Family

ID=32111553

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0312730A Expired - Lifetime FR2849560B1 (fr) 2002-11-02 2003-10-30 Procede de calcul de chemins contraints pour un reseau de transmission.

Country Status (4)

Country Link
US (1) US20040088429A1 (fr)
CN (1) CN1254052C (fr)
DE (1) DE10350659B4 (fr)
FR (1) FR2849560B1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7792991B2 (en) * 2002-12-17 2010-09-07 Cisco Technology, Inc. Method and apparatus for advertising a link cost in a data communications network
GB2407949B (en) * 2003-11-04 2006-03-15 Arithmatica Ltd A calculating apparatus and method for use in a maximum likelihood
US7848240B2 (en) * 2004-06-01 2010-12-07 Cisco Technology, Inc. Method and apparatus for forwarding data in a data communications network
CN100550899C (zh) * 2005-02-21 2009-10-14 华为技术有限公司 光网络中扩散链路状态信息的实现方法
US7848224B2 (en) 2005-07-05 2010-12-07 Cisco Technology, Inc. Method and apparatus for constructing a repair path for multicast data
US7693043B2 (en) 2005-07-22 2010-04-06 Cisco Technology, Inc. Method and apparatus for advertising repair capability
CN100440864C (zh) * 2005-07-22 2008-12-03 中兴通讯股份有限公司 一种获得智能光网络约束路由的方法
CN100405787C (zh) * 2006-09-15 2008-07-23 清华大学 一种基于可靠子网技术的链路状态路由协议洪泛方法
CN101163090B (zh) * 2006-10-09 2010-08-04 华为技术有限公司 一种业务路径的计算方法
CN101453407B (zh) * 2007-12-03 2011-06-08 华为技术有限公司 路由器及路径消息处理的方法
CN101729385B (zh) * 2008-10-31 2012-07-25 华为技术有限公司 一种路径计算及建立方法、装置和系统
CN101621721A (zh) * 2009-08-06 2010-01-06 中兴通讯股份有限公司 K优路径的计算方法及装置
CN102014313A (zh) * 2009-09-08 2011-04-13 华为技术有限公司 一种实现节点发布链路信息的方法和装置
CN102142976B (zh) * 2010-02-01 2015-04-01 中兴通讯股份有限公司 一种网状网保护域的共享保护方法及系统
CN102143410B (zh) * 2010-07-09 2013-09-11 华为技术有限公司 一种光网络中的路径计算方法及路径计算单元
CN103955531B (zh) * 2014-05-12 2017-06-30 南京提坦信息科技有限公司 基于命名实体库的在线知识地图
US9602387B2 (en) * 2014-12-29 2017-03-21 Juniper Networks, Inc. Network topology optimization
CN106374996B (zh) * 2016-08-29 2019-01-11 北京邮电大学 一种光网络故障处理方法及装置
CN108418750B (zh) * 2017-02-10 2020-11-24 中国移动通信集团贵州有限公司 一种传输业务单点运行预警判断的方法和装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4633246A (en) * 1984-01-09 1986-12-30 Fiberlan, Inc. Time divison multiplex ring
NL8502024A (nl) * 1985-07-15 1987-02-02 Philips Nv Werkwijze voor het verkrijgen van toegang tot en het benutten van een boodschappenkanaal in een communicatiesysteem en inrichting voor het uitvoeren van de werkwijze.
US6073248A (en) * 1997-10-29 2000-06-06 Lucent Technologies Inc. Distributed precomputation of signal paths in an optical network
US6856627B2 (en) * 1999-01-15 2005-02-15 Cisco Technology, Inc. Method for routing information over a network
US7426179B1 (en) * 2000-03-17 2008-09-16 Lucent Technologies Inc. Method and apparatus for signaling path restoration information in a mesh network
US6820134B1 (en) * 2000-12-28 2004-11-16 Cisco Technology, Inc. Optimizing flooding of information in link-state routing protocol
US20030126284A1 (en) * 2002-01-03 2003-07-03 Allen Houston Relating to auto-tunnelling in a heterogeneous network

Also Published As

Publication number Publication date
DE10350659B4 (de) 2009-01-08
FR2849560A1 (fr) 2004-07-02
CN1254052C (zh) 2006-04-26
CN1494269A (zh) 2004-05-05
US20040088429A1 (en) 2004-05-06
DE10350659A1 (de) 2004-05-19

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