JPH0124389B2 - - Google Patents

Info

Publication number
JPH0124389B2
JPH0124389B2 JP57023250A JP2325082A JPH0124389B2 JP H0124389 B2 JPH0124389 B2 JP H0124389B2 JP 57023250 A JP57023250 A JP 57023250A JP 2325082 A JP2325082 A JP 2325082A JP H0124389 B2 JPH0124389 B2 JP H0124389B2
Authority
JP
Japan
Prior art keywords
call
important
line
exchange
lines
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
JP57023250A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58141062A (ja
Inventor
Seiichi Nakajima
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP2325082A priority Critical patent/JPS58141062A/ja
Publication of JPS58141062A publication Critical patent/JPS58141062A/ja
Publication of JPH0124389B2 publication Critical patent/JPH0124389B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/38—Graded-service arrangements, i.e. some subscribers prevented from establishing certain connections

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
JP2325082A 1982-02-16 1982-02-16 重要呼接続制御方式 Granted JPS58141062A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2325082A JPS58141062A (ja) 1982-02-16 1982-02-16 重要呼接続制御方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2325082A JPS58141062A (ja) 1982-02-16 1982-02-16 重要呼接続制御方式

Publications (2)

Publication Number Publication Date
JPS58141062A JPS58141062A (ja) 1983-08-22
JPH0124389B2 true JPH0124389B2 (enrdf_load_stackoverflow) 1989-05-11

Family

ID=12105344

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2325082A Granted JPS58141062A (ja) 1982-02-16 1982-02-16 重要呼接続制御方式

Country Status (1)

Country Link
JP (1) JPS58141062A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5101451A (en) * 1988-12-29 1992-03-31 At&T Bell Laboratories Real-time network routing
JPH08251287A (ja) * 1995-03-13 1996-09-27 Nippon Telegr & Teleph Corp <Ntt> 優先電話呼の接続方法
JP4130973B2 (ja) * 2002-08-27 2008-08-13 独立行政法人情報通信研究機構 通信網を介して通話する電話機の通信時間規制制御方法、および通信網を介して通話する電話機の通信時間規制制御システム
JP4056013B2 (ja) * 2005-02-03 2008-03-05 独立行政法人情報通信研究機構 通信網を介して通話する電話機の通信時間規制制御方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5157206A (en) * 1974-11-15 1976-05-19 Fujitsu Ltd Hijoyotorankuno setsuzokuhoshiki
JPS5385106A (en) * 1977-01-05 1978-07-27 Hitachi Ltd Trunk reservation system

Also Published As

Publication number Publication date
JPS58141062A (ja) 1983-08-22

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