DE3568676D1 - Method of initializing and recovering from failures in a local area network - Google Patents

Method of initializing and recovering from failures in a local area network

Info

Publication number
DE3568676D1
DE3568676D1 DE8585300068T DE3568676T DE3568676D1 DE 3568676 D1 DE3568676 D1 DE 3568676D1 DE 8585300068 T DE8585300068 T DE 8585300068T DE 3568676 T DE3568676 T DE 3568676T DE 3568676 D1 DE3568676 D1 DE 3568676D1
Authority
DE
Germany
Prior art keywords
initializing
failures
recovering
area network
local area
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
Application number
DE8585300068T
Other languages
English (en)
Inventor
John Leslie Bell
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.)
Unisys Corp
Original Assignee
Unisys Corp
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 Unisys Corp filed Critical Unisys Corp
Application granted granted Critical
Publication of DE3568676D1 publication Critical patent/DE3568676D1/de
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
DE8585300068T 1984-01-19 1985-01-04 Method of initializing and recovering from failures in a local area network Expired DE3568676D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/571,928 US4519070A (en) 1984-01-19 1984-01-19 Method of initializing and recovering from failures in a local area network

Publications (1)

Publication Number Publication Date
DE3568676D1 true DE3568676D1 (en) 1989-04-13

Family

ID=24285633

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585300068T Expired DE3568676D1 (en) 1984-01-19 1985-01-04 Method of initializing and recovering from failures in a local area network

Country Status (5)

Country Link
US (1) US4519070A (de)
EP (1) EP0150907B1 (de)
JP (1) JPS60180249A (de)
CA (1) CA1226916A (de)
DE (1) DE3568676D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4633246A (en) * 1984-01-09 1986-12-30 Fiberlan, Inc. Time divison multiplex ring
US4621362A (en) * 1984-06-04 1986-11-04 International Business Machines Corp. Routing architecture for a multi-ring local area network
US4577313A (en) * 1984-06-04 1986-03-18 Sy Kian Bon K Routing mechanism with encapsulated FCS for a multi-ring local area network
US4703486A (en) * 1984-12-18 1987-10-27 Advanced Micro Devices, Inc. Communication data encoder/decoder component system architecture
US4647925A (en) * 1985-06-26 1987-03-03 Burroughs Corporation Circuit employing intercoupled state machines for transmitting and receiving multiformatted sequences of voice and data characters
US4719625A (en) * 1986-03-24 1988-01-12 Unisys Corporation Method of recovering from transmission errors in a local area network by transmitting and receiving silence on all network ports
JPH0771104B2 (ja) * 1987-01-12 1995-07-31 株式会社テック Ｐｏｓ端末機のインライン異常検出回路
JPH063933B2 (ja) * 1987-12-11 1994-01-12 富士通株式会社 リングネットワーク接続管理方式
US5099500A (en) * 1988-10-14 1992-03-24 Concord Communications, Inc. Symbol detection and error correction coding in a local area network
US5113398A (en) * 1989-06-01 1992-05-12 Shackleton System Drives Corporation Self-healing data network and network node controller
US4964120A (en) * 1989-09-08 1990-10-16 Honeywell Inc. Method of detecting a cable fault and switching to a redundant cable in a universal local area network
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
JP2663687B2 (ja) * 1990-07-27 1997-10-15 日本電気株式会社 デュアルリング網におけるａｔｍ通信方式
US5485465A (en) * 1992-05-20 1996-01-16 The Whitaker Corporation Redundancy control for a broadcast data transmission system
US5630058A (en) * 1994-10-13 1997-05-13 International Business Machines Corporation Network connected device protection
US7142504B1 (en) * 2001-04-25 2006-11-28 Cisco Technology, Inc. Fault tolerant network traffic management

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1229149A (de) * 1969-07-28 1971-04-21
US3876983A (en) * 1974-04-29 1975-04-08 Ibm Synchronous disconnection and rearrangement
US3859468A (en) * 1973-07-25 1975-01-07 Bell Telephone Labor Inc Redundant data transmission arrangement
US4190821A (en) * 1978-10-02 1980-02-26 Burroughs Corporation Self-healing loop communications system
JPS55136742A (en) * 1979-04-13 1980-10-24 Toshiba Corp Multiplex communication system
JPS55138944A (en) * 1979-04-18 1980-10-30 Toshiba Corp Transmission line control system
FR2454728A1 (fr) * 1979-04-19 1980-11-14 Telecommunications Sa Procede et dispositif de telesurveillance de liaisons numeriques ou analogique de telecommunications
US4254496A (en) * 1979-06-28 1981-03-03 Northern Telecom Limited Digital communication bus system
JPS5675747A (en) * 1979-11-22 1981-06-23 Fujitsu Ltd Communication system by loop transmission system
JPS56158551A (en) * 1980-05-13 1981-12-07 Nec Corp Data transmission controlling system
JPS5765034A (en) * 1980-10-09 1982-04-20 Fuji Facom Corp Loop back system in closed loop transmission ystem
JPS57173245A (en) * 1981-04-17 1982-10-25 Mitsubishi Electric Corp Data transmission system
JPS5819057A (ja) * 1981-07-27 1983-02-03 Hitachi Ltd ル−プ式デ−タ伝送システムの構成制御装置

Also Published As

Publication number Publication date
US4519070A (en) 1985-05-21
EP0150907A3 (en) 1986-05-14
EP0150907A2 (de) 1985-08-07
CA1226916A (en) 1987-09-15
JPS60180249A (ja) 1985-09-14
JPH0443455B2 (de) 1992-07-16
EP0150907B1 (de) 1989-03-08

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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