JPH0426579B2 - - Google Patents

Info

Publication number
JPH0426579B2
JPH0426579B2 JP61131861A JP13186186A JPH0426579B2 JP H0426579 B2 JPH0426579 B2 JP H0426579B2 JP 61131861 A JP61131861 A JP 61131861A JP 13186186 A JP13186186 A JP 13186186A JP H0426579 B2 JPH0426579 B2 JP H0426579B2
Authority
JP
Japan
Prior art keywords
control device
line
line control
data
backup
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 - Lifetime
Application number
JP61131861A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62289029A (ja
Inventor
Toshiaki Tooyama
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
Original Assignee
Hitachi 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 filed Critical Hitachi Ltd
Priority to JP61131861A priority Critical patent/JPS62289029A/ja
Publication of JPS62289029A publication Critical patent/JPS62289029A/ja
Publication of JPH0426579B2 publication Critical patent/JPH0426579B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Data Exchanges In Wide-Area Networks (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
JP61131861A 1986-06-09 1986-06-09 回線制御装置試験方式 Granted JPS62289029A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61131861A JPS62289029A (ja) 1986-06-09 1986-06-09 回線制御装置試験方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61131861A JPS62289029A (ja) 1986-06-09 1986-06-09 回線制御装置試験方式

Publications (2)

Publication Number Publication Date
JPS62289029A JPS62289029A (ja) 1987-12-15
JPH0426579B2 true JPH0426579B2 (enrdf_load_stackoverflow) 1992-05-07

Family

ID=15067836

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61131861A Granted JPS62289029A (ja) 1986-06-09 1986-06-09 回線制御装置試験方式

Country Status (1)

Country Link
JP (1) JPS62289029A (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5854699B2 (ja) * 1979-07-23 1983-12-06 日本電信電話株式会社 予備切替装置
JPS5856536A (ja) * 1981-09-30 1983-04-04 Fujitsu Ltd 現用−予備切替方法

Also Published As

Publication number Publication date
JPS62289029A (ja) 1987-12-15

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