EP2137891A4 - Failure notification in a network having serially connected nodes - Google Patents

Failure notification in a network having serially connected nodes

Info

Publication number: EP2137891A4
Authority: EP; European Patent Office
Prior art keywords: network; serially connected; failure notification; connected nodes; nodes
Prior art date: 2007-04-18
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP08743040A

Other languages

German (de)

French (fr)

Other versions

EP2137891A1 (en

Inventor

David Allan

Malcolm Betts

Nigel Bragg

Smith Peter Ashwood

Paul Unbehagen

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.)

Rockstar Consortium US LP

Original Assignee

Nortel Networks 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.)

2007-04-18

Filing date

2008-04-18

Publication date

2010-12-22

2008-04-18 Application filed by Nortel Networks Ltd filed Critical Nortel Networks Ltd

2009-12-30 Publication of EP2137891A1 publication Critical patent/EP2137891A1/en

2010-12-22 Publication of EP2137891A4 publication Critical patent/EP2137891A4/en

Status Withdrawn legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/42—Loop networks
- H04L12/437—Ring fault isolation or reconfiguration
- 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
- H04L45/12—Shortest path evaluation
- H04L45/123—Evaluation of link 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
- H04L45/16—Multipoint 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
- H04L45/22—Alternate 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
- H04L45/28—Routing or path finding of packets in data switching networks using route fault recovery
- 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
- H04L45/32—Flooding

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Small-Scale Networks (AREA)
Data Exchanges In Wide-Area Networks (AREA)

EP08743040A 2007-04-18 2008-04-18 Failure notification in a network having serially connected nodes Withdrawn EP2137891A4 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US91245507P	2007-04-18	2007-04-18
US625607A	2007-12-31	2007-12-31
PCT/US2008/005004 WO2008130620A1 (en)	2007-04-18	2008-04-18	Failure notification in a network having serially connected nodes

Publications (2)

Publication Number	Publication Date
EP2137891A1 EP2137891A1 (en)	2009-12-30
EP2137891A4 true EP2137891A4 (en)	2010-12-22

Family

ID=39875813

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP08743040A Withdrawn EP2137891A4 (en)	2007-04-18	2008-04-18	Failure notification in a network having serially connected nodes

Country Status (4)

Country	Link
EP (1)	EP2137891A4 (en)
CN (1)	CN101682552B (en)
CA (1)	CA2684623A1 (en)
WO (1)	WO2008130620A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2010073349A1 (en) *	2008-12-25	2010-07-01	三菱電機株式会社	Communication management device, communication device, and communication method
DE112008004245B4 (en) *	2008-12-25	2016-12-01	Mitsubishi Electric Corporation	Communication management device, communication device and communication method
JP5454947B2 (en)	2011-02-18	2014-03-26	株式会社東芝	Network system and master transmission device
CN103020290B (en) *	2012-05-07	2015-09-16	山东电力集团公司青岛供电公司	Electric network information method of calibration and system
CN104184666B (en) *	2013-05-27	2018-06-26	华为技术有限公司	A kind of method, route processing server, network element and system for handling topology information
CN104219068B (en) *	2013-05-29	2017-12-22	北京华为数字技术有限公司	The method and the network equipment of tunnel failure notice
WO2016056075A1 (en) *	2014-10-08	2016-04-14	富士通株式会社	Wireless communication system, wireless base station, mobile station, and wireless communication control method
CN107566268B (en) *	2016-06-30	2021-08-17	中兴通讯股份有限公司	Method and device for acquiring Ethernet path
CN111787128B (en) *	2019-04-03	2023-03-17	郑州宇通集团有限公司	Automatic addressing method, system and main control module thereof
CN112822097A (en) *	2019-11-15	2021-05-18	华为技术有限公司	Message forwarding method, first network device and first device group
US11777844B2 (en)	2020-07-03	2023-10-03	Huawei Technologies Co., Ltd.	Distributing information in communication networks
US11757753B2 (en)	2021-02-25	2023-09-12	Huawei Technologies Co., Ltd.	Link state steering
CN116390188A (en) *	2022-12-16	2023-07-04	航天行云科技有限公司	Low-power consumption route updating method and system suitable for high-dynamic mobile ad hoc network

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1107507A2 (en) *	1999-12-10	2001-06-13	Nortel Networks Limited	Method and device for forwarding link state advertisements using multicast addressing
US20020167898A1 (en) *	2001-02-13	2002-11-14	Thang Phi Cam	Restoration of IP networks using precalculated restoration routing tables
US20030090996A1 (en) *	2001-11-09	2003-05-15	Fujitsu Network Communications, Inc.	Focused link state advertisements
US6917983B1 (en) *	1999-07-28	2005-07-12	Nortel Networks Ltd	Reverse path forwarding using a multicast routing table

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6992978B1 (en) *	1999-06-02	2006-01-31	Alcatel Communications, Inc.	Method and system for path protection in a communications network
KR100725005B1 (en) *	2000-11-22	2007-06-04	주식회사 케이티	Fast rerouting method in mpls network
US6928050B2 (en) *	2003-05-06	2005-08-09	Overture Networks, Inc.	Protected switching ring
KR100596390B1 (en) *	2003-12-26	2006-07-03	한국전자통신연구원	Detour path decision method for dual failures restoration on optical transport network system

2008
- 2008-04-18 EP EP08743040A patent/EP2137891A4/en not_active Withdrawn
- 2008-04-18 CN CN200880020823.3A patent/CN101682552B/en not_active Expired - Fee Related
- 2008-04-18 CA CA002684623A patent/CA2684623A1/en not_active Abandoned
- 2008-04-18 WO PCT/US2008/005004 patent/WO2008130620A1/en active Application Filing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6917983B1 (en) *	1999-07-28	2005-07-12	Nortel Networks Ltd	Reverse path forwarding using a multicast routing table
EP1107507A2 (en) *	1999-12-10	2001-06-13	Nortel Networks Limited	Method and device for forwarding link state advertisements using multicast addressing
US20020167898A1 (en) *	2001-02-13	2002-11-14	Thang Phi Cam	Restoration of IP networks using precalculated restoration routing tables
US20030090996A1 (en) *	2001-11-09	2003-05-15	Fujitsu Network Communications, Inc.	Focused link state advertisements

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008130620A1 *

Also Published As

Publication number	Publication date
WO2008130620A4 (en)	2008-12-31
EP2137891A1 (en)	2009-12-30
CA2684623A1 (en)	2008-10-30
WO2008130620A1 (en)	2008-10-30
CN101682552B (en)	2015-01-21
CN101682552A (en)	2010-03-24

Legal Events

Date	Code	Title	Description
2009-11-27	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2009-12-30	17P	Request for examination filed	Effective date: 20091005
2009-12-30	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
2010-07-28	DAX	Request for extension of the european patent (deleted)
2010-12-22	A4	Supplementary search report drawn up and despatched	Effective date: 20101119
2012-07-18	17Q	First examination report despatched	Effective date: 20120613
2014-06-11	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: ROCKSTAR CONSORTIUM US LP
2015-01-07	RIC1	Information provided on ipc code assigned before grant	Ipc: H04L 12/761 20130101ALI20141204BHEP Ipc: H04L 12/707 20130101ALI20141204BHEP Ipc: H04L 12/28 20060101ALI20141204BHEP Ipc: H04L 12/751 20130101ALI20141204BHEP Ipc: H04L 12/703 20130101ALI20141204BHEP Ipc: H04L 12/721 20130101ALI20141204BHEP Ipc: H04L 12/437 20060101AFI20141204BHEP
2015-04-27	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2015-05-27	INTG	Intention to grant announced	Effective date: 20150427
2015-05-27	RIN1	Information on inventor provided before grant (corrected)	Inventor name: ASHWOOD SMITH, PETER Inventor name: BETTS, MALCOLM Inventor name: BRAGG, NIGEL Inventor name: UNBEHAGEN, PAUL Inventor name: ALLAN, DAVID
2016-01-29	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2016-03-02	18D	Application deemed to be withdrawn	Effective date: 20150908

Publication	Publication Date	Title
EP2137891A4 (en)	2010-12-22	Failure notification in a network having serially connected nodes
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