DE69829441D1 - Netzsicherungsverfahren - Google Patents

Netzsicherungsverfahren

Info

Publication number
DE69829441D1
DE69829441D1 DE69829441T DE69829441T DE69829441D1 DE 69829441 D1 DE69829441 D1 DE 69829441D1 DE 69829441 T DE69829441 T DE 69829441T DE 69829441 T DE69829441 T DE 69829441T DE 69829441 D1 DE69829441 D1 DE 69829441D1
Authority
DE
Germany
Prior art keywords
network backup
backup procedures
procedures
network
backup
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 - Fee Related
Application number
DE69829441T
Other languages
English (en)
Other versions
DE69829441T2 (de
Inventor
David Michael Goodman
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.)
Nortel Networks Ltd
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.)
Filing date
Publication date
Application filed by Nortel Networks Ltd filed Critical Nortel Networks Ltd
Publication of DE69829441D1 publication Critical patent/DE69829441D1/de
Application granted granted Critical
Publication of DE69829441T2 publication Critical patent/DE69829441T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/28Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42Loop networks
    • H04L12/437Ring fault isolation or reconfiguration
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/02Details
    • H04J3/08Intermediate station arrangements, e.g. for branching, for tapping-off
    • H04J3/085Intermediate station arrangements, e.g. for branching, for tapping-off for ring networks, e.g. SDH/SONET rings, self-healing rings, meashed SDH/SONET networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J2203/00Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001Provisions 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
    • H04J2203/0028Local loop
    • H04J2203/0039Topology
    • H04J2203/0042Ring
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J2203/00Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001Provisions 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
    • H04J2203/0057Operations, administration and maintenance [OAM]
    • H04J2203/006Fault tolerance and recovery
DE69829441T 1997-06-26 1998-06-19 Netzsicherungsverfahren Expired - Fee Related DE69829441T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US883185 1997-06-26
US08/883,185 US6111853A (en) 1997-06-26 1997-06-26 Network protection scheme

Publications (2)

Publication Number Publication Date
DE69829441D1 true DE69829441D1 (de) 2005-04-28
DE69829441T2 DE69829441T2 (de) 2005-07-28

Family

ID=25382135

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69829441T Expired - Fee Related DE69829441T2 (de) 1997-06-26 1998-06-19 Netzsicherungsverfahren

Country Status (3)

Country Link
US (1) US6111853A (de)
EP (1) EP0887962B1 (de)
DE (1) DE69829441T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6760307B2 (en) 1997-08-29 2004-07-06 Intel Corporation Method and apparatus for controlling the flow of data between servers using optimistic transmitter
US6683850B1 (en) 1997-08-29 2004-01-27 Intel Corporation Method and apparatus for controlling the flow of data between servers
US6343067B1 (en) * 1997-08-29 2002-01-29 Intel Corporation Method and apparatus for failure and recovery in a computer network
CA2274292C (en) * 1998-06-10 2006-04-11 Kabushiki Kaisha Toshiba Communication network system and loopback control method
US6580723B1 (en) * 1998-11-02 2003-06-17 Cisco Technology, Inc. Time slotted logical ring
US6639896B1 (en) * 1999-04-01 2003-10-28 Diva Systems Corporation Asynchronous serial interface (ASI) ring network for digital information distribution
US6813242B1 (en) * 1999-05-07 2004-11-02 Lucent Technologies Inc. Method of and apparatus for fast alternate-path rerouting of labeled data packets normally routed over a predetermined primary label switched path upon failure or congestion in the primary path
FR2809256B1 (fr) * 2000-05-16 2005-04-08 Sagem Procede de transmission de donnees entre des noeuds d'une artere de transmission en anneau
WO2002007390A1 (en) * 2000-07-17 2002-01-24 Kabushiki Kaisha Toshiba Self-relief method and re-estabishing method for traffic
US6950883B1 (en) * 2001-03-12 2005-09-27 At&T Corp. Ring capacity efficient architecture
JP3541819B2 (ja) * 2001-06-05 2004-07-14 日本電気株式会社 ループ型ネットワークおよびその運用方法
US6766482B1 (en) 2001-10-31 2004-07-20 Extreme Networks Ethernet automatic protection switching
US7110356B2 (en) * 2001-11-15 2006-09-19 Fujitsu Limited Pre-provisioning a light path setup
WO2004102853A2 (en) * 2003-05-06 2004-11-25 Overture Networks, Inc. Protected switching ring
US7339887B2 (en) * 2003-05-06 2008-03-04 Overture Networks, Inc. Multipoint protected switching ring
US7355965B2 (en) * 2003-05-06 2008-04-08 Overture Networks, Inc. Apparatus and method for rapid detection of unidirectional breaks in a network ring
EP1984830A1 (de) * 2006-02-17 2008-10-29 Mentor Graphics Corporation Ringbus in einer emulationsumgebung
WO2009080124A1 (en) * 2007-12-21 2009-07-02 Telecom Italia S.P.A. Protecting an ethernet network having a ring architecture
US8570860B2 (en) * 2008-12-03 2013-10-29 Micron Technology, Inc. Redundant signal transmission
US8619586B2 (en) * 2009-10-15 2013-12-31 Cisco Technology, Inc. System and method for providing troubleshooting in a network environment
FR3000338B1 (fr) * 2012-12-21 2016-05-13 Thales Sa Reseau de transmission d'informations a au moins deux boucles

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5159595A (en) * 1988-04-08 1992-10-27 Northern Telecom Limited Ring transmission system
JP2784080B2 (ja) * 1990-05-09 1998-08-06 富士通株式会社 リングネットワーク及びその障害復旧方法並びにリングネットワークに用いられるノード
EP0519712A3 (en) * 1991-06-18 1993-03-31 Canon Kabushiki Kaisha Bus-type communication network
US5442620A (en) * 1992-03-26 1995-08-15 At&T Corp. Apparatus and method for preventing communications circuit misconnections in a bidirectional line-switched ring transmission system
JPH0795227A (ja) * 1993-09-20 1995-04-07 Fujitsu Ltd パス保護切替リングネットワークおよびその障害復旧方法
US5680235A (en) * 1995-04-13 1997-10-21 Telefonaktiebolaget Lm Ericsson Optical multichannel system

Also Published As

Publication number Publication date
EP0887962A1 (de) 1998-12-30
DE69829441T2 (de) 2005-07-28
EP0887962B1 (de) 2005-03-23
US6111853A (en) 2000-08-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee