JPS52136505A - Automatic fault restoration system for loop transmission system - Google Patents

Automatic fault restoration system for loop transmission system

Info

Publication number
JPS52136505A
JPS52136505A JP5277976A JP5277976A JPS52136505A JP S52136505 A JPS52136505 A JP S52136505A JP 5277976 A JP5277976 A JP 5277976A JP 5277976 A JP5277976 A JP 5277976A JP S52136505 A JPS52136505 A JP S52136505A
Authority
JP
Japan
Prior art keywords
loop transmission
automatic fault
fault restoration
transmission system
automatic
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.)
Granted
Application number
JP5277976A
Other languages
Japanese (ja)
Other versions
JPS5745380B2 (en
Inventor
Satokazu Saito
Masanori Shiojima
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP5277976A priority Critical patent/JPS52136505A/en
Publication of JPS52136505A publication Critical patent/JPS52136505A/en
Publication of JPS5745380B2 publication Critical patent/JPS5745380B2/ja
Granted 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

Abstract

PURPOSE:To shorten the restoration time of the system through automatic setection of fault occurrence, and thus to enhance both reliability and economical property.
JP5277976A 1976-05-11 1976-05-11 Automatic fault restoration system for loop transmission system Granted JPS52136505A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5277976A JPS52136505A (en) 1976-05-11 1976-05-11 Automatic fault restoration system for loop transmission system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5277976A JPS52136505A (en) 1976-05-11 1976-05-11 Automatic fault restoration system for loop transmission system

Publications (2)

Publication Number Publication Date
JPS52136505A true JPS52136505A (en) 1977-11-15
JPS5745380B2 JPS5745380B2 (en) 1982-09-27

Family

ID=12924329

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5277976A Granted JPS52136505A (en) 1976-05-11 1976-05-11 Automatic fault restoration system for loop transmission system

Country Status (1)

Country Link
JP (1) JPS52136505A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS573153A (en) * 1980-06-06 1982-01-08 Fujitsu Ltd Fault detection system
JPS5765034A (en) * 1980-10-09 1982-04-20 Fuji Facom Corp Loop back system in closed loop transmission ystem
JPS5819057A (en) * 1981-07-27 1983-02-03 Hitachi Ltd Constitution controller for loop data transmission system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4940640A (en) * 1972-08-24 1974-04-16
JPS5044702A (en) * 1973-07-25 1975-04-22

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4940640A (en) * 1972-08-24 1974-04-16
JPS5044702A (en) * 1973-07-25 1975-04-22

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS573153A (en) * 1980-06-06 1982-01-08 Fujitsu Ltd Fault detection system
JPS6349946B2 (en) * 1980-06-06 1988-10-06 Fujitsu Ltd
JPS5765034A (en) * 1980-10-09 1982-04-20 Fuji Facom Corp Loop back system in closed loop transmission ystem
JPS5819057A (en) * 1981-07-27 1983-02-03 Hitachi Ltd Constitution controller for loop data transmission system

Also Published As

Publication number Publication date
JPS5745380B2 (en) 1982-09-27

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