JPS52106219A - Communication circuit test system - Google Patents

Communication circuit test system

Info

Publication number
JPS52106219A
JPS52106219A JP2342576A JP2342576A JPS52106219A JP S52106219 A JPS52106219 A JP S52106219A JP 2342576 A JP2342576 A JP 2342576A JP 2342576 A JP2342576 A JP 2342576A JP S52106219 A JPS52106219 A JP S52106219A
Authority
JP
Japan
Prior art keywords
communication circuit
circuit test
test system
test
eliminate
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
JP2342576A
Other languages
Japanese (ja)
Other versions
JPS575099B2 (en
Inventor
Katsuhiro Yokoyama
Shigehiko Matsushita
Yoshinori Sekine
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.)
Hitachi Ltd
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone Corp
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 Hitachi Ltd, Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd filed Critical Hitachi Ltd
Priority to JP2342576A priority Critical patent/JPS52106219A/en
Publication of JPS52106219A publication Critical patent/JPS52106219A/en
Publication of JPS575099B2 publication Critical patent/JPS575099B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Data Exchanges In Wide-Area Networks (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Abstract

PURPOSE: To avoid service lowering under communication circuit test as well as to eliminate the protection treatment for processing program by executing the test communication process at auxiliary common processing sector.
COPYRIGHT: (C)1977,JPO&Japio
JP2342576A 1976-03-04 1976-03-04 Communication circuit test system Granted JPS52106219A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2342576A JPS52106219A (en) 1976-03-04 1976-03-04 Communication circuit test system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2342576A JPS52106219A (en) 1976-03-04 1976-03-04 Communication circuit test system

Publications (2)

Publication Number Publication Date
JPS52106219A true JPS52106219A (en) 1977-09-06
JPS575099B2 JPS575099B2 (en) 1982-01-28

Family

ID=12110137

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2342576A Granted JPS52106219A (en) 1976-03-04 1976-03-04 Communication circuit test system

Country Status (1)

Country Link
JP (1) JPS52106219A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5856536A (en) * 1981-09-30 1983-04-04 Fujitsu Ltd Switching method of existing device and spare device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5856536A (en) * 1981-09-30 1983-04-04 Fujitsu Ltd Switching method of existing device and spare device
JPH0212062B2 (en) * 1981-09-30 1990-03-16 Fujitsu Ltd

Also Published As

Publication number Publication date
JPS575099B2 (en) 1982-01-28

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