AT419685T - Maintaining the package quality in an optical network when a failure of an optical link comes - Google Patents

Maintaining the package quality in an optical network when a failure of an optical link comes

Info

Publication number
AT419685T
AT419685T AT01901225T AT01901225T AT419685T AT 419685 T AT419685 T AT 419685T AT 01901225 T AT01901225 T AT 01901225T AT 01901225 T AT01901225 T AT 01901225T AT 419685 T AT419685 T AT 419685T
Authority
AT
Austria
Prior art keywords
failure
maintaining
package quality
optical
link comes
Prior art date
Application number
AT01901225T
Other languages
German (de)
Inventor
Markku Oksanen
Antti Pietilaeinen
Ronald Brown
Aki Groehn
Reijo Juvonen
Harald Kaaja
Ari Tervonen
Original Assignee
Schofield Technologies Llc
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 Schofield Technologies Llc filed Critical Schofield Technologies Llc
Priority to PCT/FI2001/000012 priority Critical patent/WO2002054629A1/en
Publication of AT419685T publication Critical patent/AT419685T/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J14/00Optical multiplex systems
    • H04J14/02Wavelength-division multiplex systems
    • H04J14/0287Protection in WDM systems
    • H04J14/0289Optical multiplex section protection
    • H04J14/0291Shared protection at the optical multiplex section (1:1, n:m)
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J14/00Optical multiplex systems
    • H04J14/02Wavelength-division multiplex systems
    • H04J14/0227Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J14/00Optical multiplex systems
    • H04J14/02Wavelength-division multiplex systems
    • H04J14/0227Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J14/00Optical multiplex systems
    • H04J14/02Wavelength-division multiplex systems
    • H04J14/0278WDM optical network architectures
    • H04J14/0283WDM ring architectures
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J14/00Optical multiplex systems
    • H04J14/02Wavelength-division multiplex systems
    • H04J14/0287Protection in WDM systems
    • H04J14/0289Optical multiplex section protection
    • H04J14/029Dedicated protection at the optical multiplex section (1+1)
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • H04L45/22Alternate routing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • H04L45/28Route fault recovery
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • H04L45/30Special provisions for routing multiclass traffic
    • H04L45/306Route determination based on the nature of the carried application
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • H04L45/62Wavelength based
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q11/00Selecting arrangements for multiplex systems
    • H04Q11/0001Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062Network aspects
    • H04Q11/0071Provisions for the electrical-optical layer interface
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J14/00Optical multiplex systems
    • H04J14/02Wavelength-division multiplex systems
    • H04J14/0287Protection in WDM systems
    • H04J14/0293Optical channel protection
    • H04J14/0295Shared protection at the optical channel (1:1, n:m)
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q11/00Selecting arrangements for multiplex systems
    • H04Q11/0001Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062Network aspects
    • H04Q2011/0073Provisions for forwarding or routing, e.g. lookup tables
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q11/00Selecting arrangements for multiplex systems
    • H04Q11/0001Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062Network aspects
    • H04Q2011/0079Operation or maintenance aspects
    • H04Q2011/0081Fault tolerance; Redundancy; Recovery; Reconfigurability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q11/00Selecting arrangements for multiplex systems
    • H04Q11/0001Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062Network aspects
    • H04Q2011/0084Quality of service aspects
AT01901225T 2001-01-04 2001-01-04 Maintaining the package quality in an optical network when a failure of an optical link comes AT419685T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/FI2001/000012 WO2002054629A1 (en) 2001-01-04 2001-01-04 Maintaining quality of packet traffic in optical network when a failure of an optical link occurs

Publications (1)

Publication Number Publication Date
AT419685T true AT419685T (en) 2009-01-15

Family

ID=8555890

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01901225T AT419685T (en) 2001-01-04 2001-01-04 Maintaining the package quality in an optical network when a failure of an optical link comes

Country Status (8)

Country Link
US (1) US20040057724A1 (en)
EP (1) EP1348265B1 (en)
JP (1) JP4386638B2 (en)
CN (2) CN1956359A (en)
AT (1) AT419685T (en)
CA (1) CA2433061A1 (en)
DE (1) DE60137261D1 (en)
WO (1) WO2002054629A1 (en)

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KR100498931B1 (en) * 2002-12-06 2005-07-04 삼성전자주식회사 Bidirectional wdm self-healing ring
KR100569825B1 (en) * 2003-08-07 2006-04-11 최준국 Media converter and wdm pon system of ring type included the converter
US7627243B2 (en) * 2004-02-17 2009-12-01 Dynamic Method Enterprises Limited Methods and apparatuses for handling multiple failures in an optical network
US7697455B2 (en) * 2004-02-17 2010-04-13 Dynamic Method Enterprises Limited Multiple redundancy schemes in an optical network
US7054262B2 (en) * 2004-03-26 2006-05-30 Cisco Technology, Inc. Line-level path protection in the optical layer
US7656886B2 (en) * 2005-02-07 2010-02-02 Chin-Tau Lea Non-blocking internet backbone network
US7898957B2 (en) * 2005-10-03 2011-03-01 The Hong Kong University Of Science And Technology Non-blocking destination-based routing networks
CN100388686C (en) * 2005-04-27 2008-05-14 华为技术有限公司 Protection of transmission network
US20070076768A1 (en) * 2005-09-20 2007-04-05 Chiesa Luca D Reconfigurable multiple port transponder
US7529489B2 (en) * 2005-09-21 2009-05-05 Cisco Technology, Inc. Reconfigurable multiple port transponder
US7688834B2 (en) * 2006-10-16 2010-03-30 Fujitsu Limited System and method for providing support for multiple control channels
US7986623B2 (en) * 2006-10-16 2011-07-26 Fujitsu Limited System and method for rejecting a request to alter a connection
US8218968B2 (en) * 2006-10-16 2012-07-10 Fujitsu Limited System and method for discovering neighboring nodes
US7889640B2 (en) * 2006-10-16 2011-02-15 Fujitsu Limited System and method for establishing protected connections
CN101296062B (en) * 2007-04-28 2012-04-11 许继集团有限公司 Double-channel data transmission method in optical fiber longitudinal differential protection
CN101588219B (en) * 2008-05-23 2013-09-11 中兴通讯股份有限公司 Optical layer protection method for ROADM in multi-node ROADM ring network
CN101924626A (en) * 2009-06-09 2010-12-22 中兴通讯股份有限公司 Protection method and system of mixed subnetworks
CN101599798B (en) * 2009-07-02 2012-10-10 中兴通讯股份有限公司 Method and device for processing multi-span section working channel fault in annular optical transport network
CN101800599B (en) * 2010-02-10 2014-05-07 瑞斯康达科技发展股份有限公司 Optical fiber circuit-protecting equipment and system
CN101883298B (en) * 2010-06-30 2013-01-16 烽火通信科技股份有限公司 Method for isolating failure of control plane in automatic switched optical network
CN102405620B (en) * 2011-06-13 2015-05-27 华为技术有限公司 Network security protection method, apparatus, and system
CN102821041B (en) * 2012-07-19 2015-03-25 中国联合网络通信集团有限公司 Protection method and device of services
EP2940911A1 (en) * 2014-05-02 2015-11-04 Deutsche Telekom AG Optical transmission network and optical network elements for transmitting WDM signals
CA2963735A1 (en) * 2014-10-07 2016-04-14 Sedonasys Systems Ltd Systems and methods for managing multi-layer communication networks

Family Cites Families (16)

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FI103005B1 (en) * 1996-03-25 1999-03-31 Nokia Telecommunications Oy Prioritize the data to be transmitted on the router
US6760302B1 (en) * 1996-12-20 2004-07-06 The Trustees Of Columbia University In The City Of New York Automatic protection switching system in a network
WO1999018679A1 (en) * 1997-10-06 1999-04-15 Dsc Communications A/S An optical network with protection path for failure recovery
EP0928082B1 (en) * 1997-12-31 2006-08-16 Cisco Systems International B.V. Method and apparatus for transparent optical communication with two-fiber bidirectional ring with autoprotection and management of low priority traffic
US6538777B1 (en) * 1998-02-18 2003-03-25 Massachusetts Institute Of Technology Method for establishing connections by allocating links and channels
FI106683B (en) * 1998-11-10 2001-03-15 Nokia Networks Oy Certification in optical communication system
US6925054B1 (en) * 1998-12-07 2005-08-02 Nortel Networks Limited Network path protection
US6680948B1 (en) * 1999-02-02 2004-01-20 Tyco Telecommunications (Us) Inc. System and method for transmitting packets over a long-haul optical network
US6775280B1 (en) * 1999-04-29 2004-08-10 Cisco Technology, Inc. Methods and apparatus for routing packets using policy and network efficiency information
US6587241B1 (en) * 1999-08-20 2003-07-01 Corvis Corporation Optical protection methods, systems, and apparatuses
US6968130B1 (en) * 1999-09-07 2005-11-22 Nokia Corporation System and method for fully utilizing available optical transmission spectrum in optical networks
JP4234866B2 (en) * 1999-10-29 2009-03-04 富士通株式会社 Optical node, optical node for transmission, optical node for reception, and failure recovery method for wavelength path network
US6587235B1 (en) * 1999-12-16 2003-07-01 At&T Corp. Method and apparatus for capacity-efficient restoration in an optical communication system
US20020063916A1 (en) * 2000-07-20 2002-05-30 Chiu Angela L. Joint IP/optical layer restoration after a router failure
US7016379B2 (en) * 2000-07-21 2006-03-21 Lucent Technologies Inc. Integrated network element
US6992975B1 (en) * 2000-08-15 2006-01-31 Cisco Technology, Inc. Multiple ring support within a single network element

Also Published As

Publication number Publication date
EP1348265A1 (en) 2003-10-01
DE60137261D1 (en) 2009-02-12
US20040057724A1 (en) 2004-03-25
JP2004517550A (en) 2004-06-10
EP1348265B1 (en) 2008-12-31
CN1484896A (en) 2004-03-24
JP4386638B2 (en) 2009-12-16
CN1316761C (en) 2007-05-16
WO2002054629A1 (en) 2002-07-11
CA2433061A1 (en) 2002-07-11
CN1956359A (en) 2007-05-02

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties