JPH0254990B2 - - Google Patents

Info

Publication number
JPH0254990B2
JPH0254990B2 JP22894684A JP22894684A JPH0254990B2 JP H0254990 B2 JPH0254990 B2 JP H0254990B2 JP 22894684 A JP22894684 A JP 22894684A JP 22894684 A JP22894684 A JP 22894684A JP H0254990 B2 JPH0254990 B2 JP H0254990B2
Authority
JP
Japan
Prior art keywords
transmission
exchange
selection signal
measuring device
line
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
JP22894684A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61108250A (ja
Inventor
Akira Mochizuki
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.)
NEC Engineering Ltd
Original Assignee
NEC Engineering 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 NEC Engineering Ltd filed Critical NEC Engineering Ltd
Priority to JP22894684A priority Critical patent/JPS61108250A/ja
Publication of JPS61108250A publication Critical patent/JPS61108250A/ja
Publication of JPH0254990B2 publication Critical patent/JPH0254990B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/32—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for lines between exchanges
    • H04M3/323—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for lines between exchanges for the arrangements providing the connection (test connection, test call, call simulation)

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
JP22894684A 1984-11-01 1984-11-01 伝送路自動試験方式 Granted JPS61108250A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22894684A JPS61108250A (ja) 1984-11-01 1984-11-01 伝送路自動試験方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22894684A JPS61108250A (ja) 1984-11-01 1984-11-01 伝送路自動試験方式

Publications (2)

Publication Number Publication Date
JPS61108250A JPS61108250A (ja) 1986-05-26
JPH0254990B2 true JPH0254990B2 (enrdf_load_stackoverflow) 1990-11-26

Family

ID=16884326

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22894684A Granted JPS61108250A (ja) 1984-11-01 1984-11-01 伝送路自動試験方式

Country Status (1)

Country Link
JP (1) JPS61108250A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS61108250A (ja) 1986-05-26

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term