AU2001236811A1 - Data protection in a ring network - Google Patents

Data protection in a ring network

Info

Publication number
AU2001236811A1
AU2001236811A1 AU2001236811A AU3681101A AU2001236811A1 AU 2001236811 A1 AU2001236811 A1 AU 2001236811A1 AU 2001236811 A AU2001236811 A AU 2001236811A AU 3681101 A AU3681101 A AU 3681101A AU 2001236811 A1 AU2001236811 A1 AU 2001236811A1
Authority
AU
Australia
Prior art keywords
data protection
ring network
network
ring
protection
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.)
Abandoned
Application number
AU2001236811A
Inventor
Charles Lee
Jonathan Morgan
Ray Paradiso
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.)
Appian Communications Inc
Original Assignee
Appian Communications 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 Appian Communications Inc filed Critical Appian Communications Inc
Publication of AU2001236811A1 publication Critical patent/AU2001236811A1/en
Abandoned 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions 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
    • H04J2203/0028—Local loop
    • H04J2203/0039—Topology
    • H04J2203/0042—Ring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions 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
    • H04J2203/0057—Operations, administration and maintenance [OAM]
    • H04J2203/006—Fault tolerance and recovery
AU2001236811A 2000-04-10 2001-02-09 Data protection in a ring network Abandoned AU2001236811A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09546035 2000-04-10
US09/546,035 US6622258B1 (en) 2000-04-10 2000-04-10 Data protection in a ring network
PCT/US2001/004181 WO2001078276A1 (en) 2000-04-10 2001-02-09 Data protection in a ring network

Publications (1)

Publication Number Publication Date
AU2001236811A1 true AU2001236811A1 (en) 2001-10-23

Family

ID=24178591

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001236811A Abandoned AU2001236811A1 (en) 2000-04-10 2001-02-09 Data protection in a ring network

Country Status (3)

Country Link
US (1) US6622258B1 (en)
AU (1) AU2001236811A1 (en)
WO (1) WO2001078276A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6810011B1 (en) * 2000-07-17 2004-10-26 Nortel Networks Limited Protection switching within an OP-n layer
CN102882780B (en) * 2011-07-15 2016-09-28 中兴通讯股份有限公司 Looped network tunnel configuration method based on overlapping trees, ring network protection method and system
US8908675B2 (en) 2012-01-13 2014-12-09 Honeywell International Inc. Virtual pairing for consistent data broadcast
US8949983B2 (en) 2012-02-21 2015-02-03 Honeywell International Inc. System and method for integrity reconstitution

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190821A (en) * 1978-10-02 1980-02-26 Burroughs Corporation Self-healing loop communications system
JPS57212848A (en) * 1981-06-25 1982-12-27 Fujitsu Ltd Loop back control system
JPS5940739A (en) * 1982-08-30 1984-03-06 Fujitsu Ltd Loopback control system
US4633246A (en) 1984-01-09 1986-12-30 Fiberlan, Inc. Time divison multiplex ring
US4648088A (en) * 1985-08-19 1987-03-03 Rockwell International Corporation Distributed control time division multiplex ring communication apparatus
JPS6346029A (en) * 1986-08-13 1988-02-26 Hitachi Ltd Loopback control system
JP2533550B2 (en) * 1987-07-10 1996-09-11 株式会社日立製作所 Configuration control method in data communication network
US5159595A (en) * 1988-04-08 1992-10-27 Northern Telecom Limited Ring transmission system
JPH01296836A (en) * 1988-05-25 1989-11-30 Nec Corp Doubling loop network constitution deciding system
US5040170A (en) * 1988-12-09 1991-08-13 Transwitch Corporation System for cross-connecting high speed digital signals
JP2784080B2 (en) 1990-05-09 1998-08-06 富士通株式会社 Ring network, fault recovery method therefor, and node used in ring network
CA2072171A1 (en) * 1991-06-24 1992-12-25 Kaori Kishi Clock recovery system capable of automatically switching a direction of a clock pulse sequence from one to another
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
JPH0897841A (en) 1994-09-29 1996-04-12 Hitachi Ltd Method for controlling path changeover transmitter and the path changeover transmitter
JP2677244B2 (en) 1995-05-10 1997-11-17 日本電気株式会社 Protection control signal transmission system
US6233704B1 (en) * 1996-03-13 2001-05-15 Silicon Graphics, Inc. System and method for fault-tolerant transmission of data within a dual ring network
US6144633A (en) 1996-04-23 2000-11-07 Hitachi, Ltd. Self-healing network, method for transmission line switching thereof, and transmission equipment thereof
US5991312A (en) * 1997-11-03 1999-11-23 Carrier Access Corporation Telecommunications multiplexer
US6269452B1 (en) * 1998-04-27 2001-07-31 Cisco Technology, Inc. System and method for fault recovery for a two line bi-directional ring network
US6538987B1 (en) * 1999-03-25 2003-03-25 Ciena Corporation Rapid ring protection switching system

Also Published As

Publication number Publication date
WO2001078276A1 (en) 2001-10-18
US6622258B1 (en) 2003-09-16

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