ATE554568T1 - Berechnung des kürzesten te-lsp zwischen domänen in mehreren autonomen systemen - Google Patents

Berechnung des kürzesten te-lsp zwischen domänen in mehreren autonomen systemen

Info

Publication number
ATE554568T1
ATE554568T1 AT06736187T AT06736187T ATE554568T1 AT E554568 T1 ATE554568 T1 AT E554568T1 AT 06736187 T AT06736187 T AT 06736187T AT 06736187 T AT06736187 T AT 06736187T AT E554568 T1 ATE554568 T1 AT E554568T1
Authority
AT
Austria
Prior art keywords
path
end node
domain
lsp
shortest
Prior art date
Application number
AT06736187T
Other languages
English (en)
Inventor
Jean-Philippe Vasseur
Stefano Previdi
Original Assignee
Cisco Tech Inc
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 Cisco Tech Inc filed Critical Cisco Tech Inc
Application granted granted Critical
Publication of ATE554568T1 publication Critical patent/ATE554568T1/de

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
    • H04L45/12—Shortest path evaluation
    • 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
    • H04L45/04—Interdomain routing, e.g. hierarchical 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
    • 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
    • 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)
AT06736187T 2005-03-04 2006-02-27 Berechnung des kürzesten te-lsp zwischen domänen in mehreren autonomen systemen ATE554568T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/073,348 US7814227B2 (en) 2005-03-04 2005-03-04 Computation of a shortest inter-domain TE-LSP across a set of autonomous systems
PCT/US2006/006811 WO2006096362A2 (en) 2005-03-04 2006-02-27 Computation of a shortest inter-domain te-lsp across a set of autonomous systems

Publications (1)

Publication Number Publication Date
ATE554568T1 true ATE554568T1 (de) 2012-05-15

Family

ID=36945344

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06736187T ATE554568T1 (de) 2005-03-04 2006-02-27 Berechnung des kürzesten te-lsp zwischen domänen in mehreren autonomen systemen

Country Status (5)

Country Link
US (1) US7814227B2 (de)
EP (1) EP1854021B1 (de)
CN (1) CN101133408B (de)
AT (1) ATE554568T1 (de)
WO (1) WO2006096362A2 (de)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2595788C (en) * 2005-02-04 2013-06-25 Level 3 Communications, Inc. Ethernet-based systems and methods for improved network routing
US8064467B2 (en) * 2005-02-04 2011-11-22 Level 3 Communications, Llc Systems and methods for network routing in a multiple backbone network architecture
US7814227B2 (en) 2005-03-04 2010-10-12 Cisco Technology, Inc. Computation of a shortest inter-domain TE-LSP across a set of autonomous systems
EP1910938A2 (de) * 2005-07-08 2008-04-16 At&T Corp. Verfahren und system zur gateway-auswahl bei der kommunikation zwischen regionen in ip-netzwerken
US7554996B2 (en) * 2005-09-14 2009-06-30 Cisco Technology, Inc. Controlled distribution of inter-area routing information
US7852772B2 (en) * 2005-10-20 2010-12-14 Cisco Technology, Inc. Method of implementing a backup path in an autonomous system
US7864669B2 (en) * 2005-10-20 2011-01-04 Cisco Technology, Inc. Method of constructing a backup path in an autonomous system
US7855953B2 (en) * 2005-10-20 2010-12-21 Cisco Technology, Inc. Method and apparatus for managing forwarding of data in an autonomous system
US20070091794A1 (en) * 2005-10-20 2007-04-26 Clarence Filsfils Method of constructing a backup path in an autonomous system
US20070101018A1 (en) * 2005-11-01 2007-05-03 Meral Shirazipour Inter-domain QoS reservation establishment and modification
US9426092B2 (en) * 2006-02-03 2016-08-23 Level 3 Communications Llc System and method for switching traffic through a network
US8644137B2 (en) * 2006-02-13 2014-02-04 Cisco Technology, Inc. Method and system for providing safe dynamic link redundancy in a data network
US7813265B2 (en) * 2006-03-09 2010-10-12 Cisco Technology, Inc. Backup BGP paths for non-multipath BGP fast convergence
US7990881B2 (en) * 2006-03-31 2011-08-02 Alcatel-Lucent Usa Inc. Methods and devices for computing paths to assure the inter-domain transport of QoS sensitive information
US9043487B2 (en) * 2006-04-18 2015-05-26 Cisco Technology, Inc. Dynamically configuring and verifying routing information of broadcast networks using link state protocols in a computer network
US7990892B2 (en) * 2006-04-21 2011-08-02 France Telecom Method of selecting a telephony route within an IP telephony domain, and corresponding apparatus and computer program
EP2014030A1 (de) * 2006-04-21 2009-01-14 France Télécom Verfahren zum propagieren von ip-konnektivitätsinformationen zwischen distinkten ip-telefoniedomänen, lokalisierungsserver und computerprogramm
EP2086189B1 (de) 2006-11-09 2014-01-01 Huawei Technologies Co., Ltd. Verfahren und grenzknoten zum mitteilen von grenzverbindungsinformationen eines systems
WO2008064518A1 (en) * 2006-11-28 2008-06-05 Zte Corporation A united route query method in the automatic switched optical network
US8139938B2 (en) * 2006-12-01 2012-03-20 Zte Corporation Hierarchical routing query method of automatic switched optical network
CN101227377B (zh) * 2007-01-17 2012-09-05 华为技术有限公司 一种实现跨域路径的共享风险链路组分离的方法
CN101247322A (zh) * 2007-02-14 2008-08-20 华为技术有限公司 一种进行自治系统间路径计算的方法及网络设备
US8345552B2 (en) 2007-02-27 2013-01-01 Alcatel Lucent Virtual connection route selection apparatus and techniques
JP4765980B2 (ja) * 2007-03-30 2011-09-07 株式会社日立製作所 通信ネットワークシステム
CN101079787B (zh) * 2007-07-26 2010-08-18 杭州华三通信技术有限公司 承载vpn所用lsp的选择方法及装置
CN101163105B (zh) 2007-11-26 2011-06-01 华为技术有限公司 一种获取路径信息的方法和路径计算节点
US8265074B2 (en) * 2007-12-10 2012-09-11 Cisco Technology, Inc. Collecting network performance data from multiple autonomous systems
JP5125821B2 (ja) * 2008-07-03 2013-01-23 日本電気株式会社 トラフィックエンジニアリング装置、ネットワークシステム、トラフィック制御方法及びプログラム
US8422362B2 (en) * 2008-08-05 2013-04-16 At&T Intellectual Property I, Lp Reliability as an interdomain service
JP5125940B2 (ja) * 2008-09-25 2013-01-23 日本電気株式会社 経路計算システム、ネットワークマネージメントシステム、経路計算方法、及び経路計算プログラム
US7848230B2 (en) * 2008-11-06 2010-12-07 Cisco Technology, Inc. Sharing performance measurements among address prefixes of a same domain in a computer network
JP5459226B2 (ja) * 2008-12-26 2014-04-02 日本電気株式会社 経路制御装置、経路制御方法、経路制御プログラム、ネットワークシステム
US8495245B2 (en) * 2009-01-08 2013-07-23 Alcatel Lucent Connectivity, adjacencies and adaptation functions
CN101820410B (zh) * 2009-02-27 2014-06-11 华为技术有限公司 一种呼叫处理方法、系统及装置
US8681634B2 (en) * 2010-03-31 2014-03-25 Fujitsu Limited Systems and methods for determining protection paths in a multi-domain network
US8688775B2 (en) 2010-05-28 2014-04-01 Juniper Network, Inc. Application-layer traffic optimization service spanning multiple networks
US8959139B2 (en) 2010-05-28 2015-02-17 Juniper Networks, Inc. Application-layer traffic optimization service endpoint type attribute
US8837292B2 (en) * 2010-09-21 2014-09-16 Telefonaktiebolaget L M Ericsson (Publ) Relayed CSPF computation for multiple areas and multiple autonomous systems
US8700801B2 (en) 2010-12-01 2014-04-15 Juniper Networks, Inc. Dynamically generating application-layer traffic optimization protocol maps
CN102546375B (zh) * 2010-12-29 2016-08-03 中兴通讯股份有限公司 一种显示隧道节点主机名的方法、系统及节点
US8954491B1 (en) 2010-12-30 2015-02-10 Juniper Networks, Inc. Dynamically generating application-layer traffic optimization protocol endpoint attributes
US9231851B2 (en) * 2011-01-31 2016-01-05 Futurewei Technologies, Inc. System and method for computing point-to-point label switched path crossing multiple domains
US9094335B2 (en) * 2011-02-22 2015-07-28 Cisco Technology, Inc. Packet switching label assignment across multiple packet switching forwarding groups
US9019865B2 (en) * 2011-03-04 2015-04-28 Juniper Networks, Inc. Advertising traffic engineering information with the border gateway protocol
CN103650453B (zh) * 2011-08-16 2016-08-17 华为技术有限公司 在路径计算单元通信协议中通信的方法以及网络装置
US8797874B2 (en) * 2011-09-09 2014-08-05 Futurewei Technologies, Inc. Apparatus and system for packet routing and forwarding in an interior network
US20130070752A1 (en) * 2011-09-20 2013-03-21 Huawei Technologies Co., Ltd. System and method for computing inter-domain shortest constrained path in a computer network
WO2013102486A1 (en) * 2012-01-02 2013-07-11 Nokia Siemens Networks Oy Method and device for conveying data across at least two domains
US9729449B2 (en) * 2012-06-26 2017-08-08 Brocade Communications Systems, Inc. Method and apparatus for enhanced routing within a shortest path based routed network containing local and long distance links
US9237089B2 (en) 2013-01-30 2016-01-12 Cisco Technology, Inc. Enhanced path selection scheme for equal cost paths in communication networks
US10193801B2 (en) * 2013-11-25 2019-01-29 Juniper Networks, Inc. Automatic traffic mapping for multi-protocol label switching networks
US10044609B2 (en) * 2014-02-04 2018-08-07 Fastly, Inc. Communication path selection for content delivery
WO2015135570A1 (en) * 2014-03-11 2015-09-17 Nokia Solutions And Networks Gmbh & Co Kg Automatic backup path re-optimization
CN105024844B (zh) * 2014-04-30 2019-01-01 中国电信股份有限公司 一种计算跨域路由的方法、服务器以及系统
US20150350906A1 (en) * 2014-05-30 2015-12-03 Qualcomm Incorporated Systems and methods for selective association
CN106717084B (zh) * 2014-09-15 2020-02-14 华为技术有限公司 重叠速率区分区的设备和方法
CN104601466B (zh) * 2014-12-31 2018-01-05 华为技术有限公司 一种路由控制方法、边界路由器
US10129134B2 (en) 2016-02-29 2018-11-13 Level 3 Communications, Llc System and method for adding routing paths in a network
US10277505B2 (en) * 2016-03-30 2019-04-30 Juniper Networks, Inc. Routing inter-AS LSPs with centralized controller
US11201816B2 (en) * 2017-06-08 2021-12-14 Telefonaktiebolaget Lm Ericsson (Publ) Optimal routing in a communications network
CN111698152B (zh) * 2019-03-15 2021-09-14 华为技术有限公司 一种故障保护方法、节点及存储介质
US11240142B2 (en) * 2019-06-21 2022-02-01 Juniper Networks, Inc. Class-based traffic engineering in an IP network
CN112187649B (zh) * 2019-07-01 2023-04-18 华为技术有限公司 一种报文转发方法、报文处理方法及装置
US11121963B2 (en) * 2019-11-04 2021-09-14 Arrcus Inc. Best path computation offload in a network computing environment
US11743166B2 (en) * 2020-06-03 2023-08-29 Juniper Networks, Inc. Provisioning non-colored segment routing label switched paths via segment routing policies in border gateway protocol
CN112242953B (zh) * 2020-10-02 2022-05-17 中盈优创资讯科技有限公司 一种基于isis实现端到端路径动态管理的方法及装置
US11750498B2 (en) * 2021-07-15 2023-09-05 Microsoft Technology Licensing, Llc Guarantying SLA thru edge cloud path orchestration

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0660569A1 (de) * 1993-12-22 1995-06-28 International Business Machines Corporation Verfahren und System zum Verbessern der Verarbeitungszeit der Wegeauswahl in einem Hochgeschwindigkeits-Paketvermittlungsnetz
US5519704A (en) 1994-04-21 1996-05-21 Cisco Systems, Inc. Reliable transport protocol for internetwork routing
CA2313124C (en) * 1997-12-17 2007-10-16 British Telecommunications Public Limited Company Proxy routing
US6370119B1 (en) 1998-02-27 2002-04-09 Cisco Technology, Inc. Computing the widest shortest path in high-speed networks
US6256309B1 (en) 1998-04-28 2001-07-03 Cisco Technology, Inc. Quality of service sensitive routes precomputed in bandwidth brackets
US6600724B1 (en) 1998-04-28 2003-07-29 Cisco Technology, Inc. Routing table structures
US6542469B1 (en) * 1998-12-10 2003-04-01 Sprint Communications Company, L.P. Communications network system and method for routing based on disjoint pairs of path
US6473421B1 (en) 1999-03-29 2002-10-29 Cisco Technology, Inc. Hierarchical label switching across multiple OSPF areas
JP2000295279A (ja) * 1999-04-02 2000-10-20 Nec Corp パケットスイッチ
US6553423B1 (en) 1999-05-27 2003-04-22 Cisco Technology, Inc. Method and apparatus for dynamic exchange of capabilities between adjacent/neighboring networks nodes
EP1079655B1 (de) * 1999-08-23 2005-02-09 Lucent Technologies Inc. RAU optimierung für UMTS im URA zustand
US6745160B1 (en) * 1999-10-08 2004-06-01 Nec Corporation Verification of scheduling in the presence of loops using uninterpreted symbolic simulation
US6765880B1 (en) 2000-01-18 2004-07-20 Cisco Technology Inc. Method and apparatus for eliminating unprotectable paths from consideration during computation of a protectable shortest path tree
JP3729051B2 (ja) * 2000-10-18 2005-12-21 日本電気株式会社 インタードメインルーティング装置、システムおよび方法
US7319700B1 (en) * 2000-12-29 2008-01-15 Juniper Networks, Inc. Communicating constraint information for determining a path subject to such constraints
US7269157B2 (en) * 2001-04-10 2007-09-11 Internap Network Services Corporation System and method to assure network service levels with intelligent routing
US7403530B2 (en) * 2001-07-27 2008-07-22 4198638 Canada Inc. Scalable router
US8036139B2 (en) 2002-10-28 2011-10-11 Cisco Technology, Inc. Internal BGP downloader
US7286468B2 (en) 2002-11-12 2007-10-23 Cisco Technology, Inc. Routing system and method for synchronizing a routing system with peers after failover
US6970464B2 (en) 2003-04-01 2005-11-29 Cisco Technology, Inc. Method for recursive BGP route updates in MPLS networks
US7814227B2 (en) 2005-03-04 2010-10-12 Cisco Technology, Inc. Computation of a shortest inter-domain TE-LSP across a set of autonomous systems
US7616574B2 (en) * 2005-03-15 2009-11-10 Cisco Technology, Inc. Dynamic retrieval of routing information for inter-AS TE-LSPs

Also Published As

Publication number Publication date
CN101133408A (zh) 2008-02-27
WO2006096362A3 (en) 2007-05-24
WO2006096362A2 (en) 2006-09-14
CN101133408B (zh) 2012-01-25
EP1854021B1 (de) 2012-04-18
US20060200579A1 (en) 2006-09-07
US7814227B2 (en) 2010-10-12
EP1854021A2 (de) 2007-11-14
EP1854021A4 (de) 2009-04-08

Similar Documents

Publication Publication Date Title
ATE554568T1 (de) Berechnung des kürzesten te-lsp zwischen domänen in mehreren autonomen systemen
WO2006083771A3 (en) Inter-domain path computation technique
ATE466435T1 (de) Ausbreitung von routinginformationen in rsvp-te für te-lsps zwischen domänen
DE602008002382D1 (de) Übertragung einer Risikoinformation in einem Multi-Domain Netzwerk
ES2371220T3 (es) Método y sistema para obtener información de ruta y elemento de su cálculo.
ATE546924T1 (de) Inter-domain-te-lsp mit igp-erweiterungen
AU2014401818B2 (en) Segment routing in a multi-domain network
ATE505884T1 (de) Verschiedene verfahren und vorrichtungen für einen routenserver
RU2014101987A (ru) Способ и узел для поддержки маршрутизации через путь между автономными системами
ATE554585T1 (de) Wartung von overlay-netzwerken
CN105939273B (zh) 路由器方法、路由器以及路由器系统
MX2010001063A (es) Metodo y sistema de enrutamiento en una red inteligente de uso general.
CN106817299B (zh) 软件定义网络的表项生成方法和装置以及报文转发方法
DE602006018189D1 (de) Verfahren zum realisieren der separate routen überspannenden domänen
WO2016070670A1 (zh) 一种跨域路径的计算方法及装置
CN106027394B (zh) 基于rsvp先接后断标签重用的方法、系统和路由器
Liu et al. Sdar: Software defined intra-domain routing in named data networks
KR101956317B1 (ko) 크로스 도메인 분리 경로를 취득하는 방법, 경로 계산 유닛 및 관련 저장 매체
DE10335335A1 (de) Verfahren für ein Inter-Domain Mehrwege-Routing
US10313232B2 (en) Network control device, network control method, and recording medium for program
CN106209625B (zh) 一种在分布式网络中支持集中控制的高效方法
JP4422095B2 (ja) 迂回経路計算方法及び装置、迂回経路計算サーバ、迂回経路計算ルータ、及び迂回経路計算プログラム
Roomi et al. Semi-oblivious segment routing with bounded traffic fluctuations
CN103475579A (zh) 优化发布LSAmetric的方法及装置
WO2009047440A3 (fr) Selection de canaux et routage dans un reseau ad hoc en fonction de l'alternance des canaux