DE60116879D1 - Apparat und verfahren zum optischen kommunkationsschutz - Google Patents

Apparat und verfahren zum optischen kommunkationsschutz

Info

Publication number
DE60116879D1
DE60116879D1 DE60116879T DE60116879T DE60116879D1 DE 60116879 D1 DE60116879 D1 DE 60116879D1 DE 60116879 T DE60116879 T DE 60116879T DE 60116879 T DE60116879 T DE 60116879T DE 60116879 D1 DE60116879 D1 DE 60116879D1
Authority
DE
Germany
Prior art keywords
protection
path
optical communication
switching
working
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
DE60116879T
Other languages
English (en)
Other versions
DE60116879T2 (de
Inventor
E Deboer
C Ryan
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
Application granted granted Critical
Publication of DE60116879D1 publication Critical patent/DE60116879D1/de
Publication of DE60116879T2 publication Critical patent/DE60116879T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • 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
    • 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
    • H04L45/28Routing or path finding of packets in data switching networks using route 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
    • H04L45/54Organization of routing tables
    • 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
    • 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
    • H04J2203/0051Network Node Interface, e.g. tandem connections, transit switching
    • H04J2203/0053Routing
    • 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q11/00Selecting arrangements for multiplex systems
    • H04Q11/0001Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005Switch and router aspects
    • 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
    • H04Q2011/009Topology aspects
    • H04Q2011/0092Ring
DE60116879T 2000-07-20 2001-07-19 Apparat und verfahren zum optischen kommunkationsschutz Expired - Lifetime DE60116879T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/620,248 US6934248B1 (en) 2000-07-20 2000-07-20 Apparatus and method for optical communication protection
US620248 2000-07-20
PCT/CA2001/001046 WO2002009349A2 (en) 2000-07-20 2001-07-19 Apparatus and method for optical communication protection

Publications (2)

Publication Number Publication Date
DE60116879D1 true DE60116879D1 (de) 2006-04-13
DE60116879T2 DE60116879T2 (de) 2006-08-03

Family

ID=24485176

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60116879T Expired - Lifetime DE60116879T2 (de) 2000-07-20 2001-07-19 Apparat und verfahren zum optischen kommunkationsschutz

Country Status (10)

Country Link
US (2) US6934248B1 (de)
EP (1) EP1303934B1 (de)
JP (1) JP2004504790A (de)
CN (1) CN100446445C (de)
AT (1) ATE316721T1 (de)
AU (1) AU2001276215A1 (de)
CA (1) CA2416762C (de)
DE (1) DE60116879T2 (de)
HK (1) HK1052804A1 (de)
WO (1) WO2002009349A2 (de)

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Also Published As

Publication number Publication date
CN100446445C (zh) 2008-12-24
CN1459160A (zh) 2003-11-26
US7593322B2 (en) 2009-09-22
JP2004504790A (ja) 2004-02-12
EP1303934B1 (de) 2006-01-25
US6934248B1 (en) 2005-08-23
CA2416762C (en) 2009-09-08
CA2416762A1 (en) 2002-01-31
EP1303934A2 (de) 2003-04-23
WO2002009349A3 (en) 2002-09-19
AU2001276215A1 (en) 2002-02-05
US20050122899A1 (en) 2005-06-09
HK1052804A1 (zh) 2003-09-26
DE60116879T2 (de) 2006-08-03
ATE316721T1 (de) 2006-02-15
WO2002009349A2 (en) 2002-01-31

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