IT8020723A0 - Dispositivo di diagnosi di errori edi allarme per una rete di comunicazione di dati. - Google Patents

Dispositivo di diagnosi di errori edi allarme per una rete di comunicazione di dati.

Info

Publication number
IT8020723A0
IT8020723A0 IT8020723A IT2072380A IT8020723A0 IT 8020723 A0 IT8020723 A0 IT 8020723A0 IT 8020723 A IT8020723 A IT 8020723A IT 2072380 A IT2072380 A IT 2072380A IT 8020723 A0 IT8020723 A0 IT 8020723A0
Authority
IT
Italy
Prior art keywords
communications network
alarm device
data communications
error diagnosis
diagnosis
Prior art date
Application number
IT8020723A
Other languages
English (en)
Other versions
IT1150951B (it
Inventor
Haas Lee Clyde
Bonnet Yves
Cukier Maurice
Orengo Gerard
Smith Robert
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of IT8020723A0 publication Critical patent/IT8020723A0/it
Application granted granted Critical
Publication of IT1150951B publication Critical patent/IT1150951B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/50—Testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/24—Testing correct operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Small-Scale Networks (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
IT20723/80A 1979-05-03 1980-03-18 Dispositivo di diagnosi di errori e di allarme per una rete di comunicazione di dati IT1150951B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7911813A FR2455827A1 (fr) 1979-05-03 1979-05-03 Dispositif de diagnostic et d'alarme pour un reseau de communication de donnees

Publications (2)

Publication Number Publication Date
IT8020723A0 true IT8020723A0 (it) 1980-03-18
IT1150951B IT1150951B (it) 1986-12-17

Family

ID=9225274

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20723/80A IT1150951B (it) 1979-05-03 1980-03-18 Dispositivo di diagnosi di errori e di allarme per una rete di comunicazione di dati

Country Status (4)

Country Link
EP (1) EP0018517A1 (it)
JP (1) JPS5821465B2 (it)
FR (1) FR2455827A1 (it)
IT (1) IT1150951B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0087541B1 (fr) * 1982-02-25 1989-05-03 International Business Machines Corporation Circuit d'alimentation électrique et dispositif de transmission utilisant ledit circuit d'alimentation
JPS58171155A (ja) * 1982-03-31 1983-10-07 Nec Corp 回線試験方式
DE3273552D1 (en) * 1982-06-25 1986-11-06 Ibm Tone receiver for a digital data transmission system
JPS6031334A (ja) * 1983-07-29 1985-02-18 Nec Corp 通信システムの障害監視方式
JPS60124195A (ja) * 1983-12-09 1985-07-03 Canon Inc フアクシミリ装置
DE3436441A1 (de) * 1984-10-04 1986-04-10 Siemens AG, 1000 Berlin und 8000 München Datenuebermittlungseinrichtung, die ein datennetz mit baumstruktur aufweist
JPS62143537A (ja) * 1985-12-18 1987-06-26 Nec Corp 通信ネツトワ−ク管理方式
JPS62180466A (ja) * 1986-02-05 1987-08-07 Koito Ind Co Ltd 配送記録装置
JPS62264393A (ja) * 1986-05-12 1987-11-17 Nec Corp 搬送情報伝達方式
GB2219172B (en) * 1988-03-30 1992-07-08 Plessey Co Plc A data path checking system
US7668512B2 (en) * 2003-01-15 2010-02-23 Avago Technologies Fiber Ip (Singapore) Pte. Ltd. Transceiver with a test mode of operation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE476344A (it) * 1946-06-20
DE2154249C3 (de) * 1971-10-30 1979-10-18 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Elektronischer Ruhekontakt für die Signalisierung von Störungen und Betriebsspannungsausfällen in Nachrichtengeräten
US4055808A (en) * 1976-05-20 1977-10-25 Intertel, Inc. Data communications network testing system
GB1605059A (en) * 1977-06-06 1981-12-16 Racal Milgo Inc Modem test and monitoring apparatus

Also Published As

Publication number Publication date
FR2455827A1 (fr) 1980-11-28
JPS55147857A (en) 1980-11-18
IT1150951B (it) 1986-12-17
JPS5821465B2 (ja) 1983-04-30
EP0018517A1 (fr) 1980-11-12

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