JPS55159654A - Communication control unit - Google Patents

Communication control unit

Info

Publication number
JPS55159654A
JPS55159654A JP6721479A JP6721479A JPS55159654A JP S55159654 A JPS55159654 A JP S55159654A JP 6721479 A JP6721479 A JP 6721479A JP 6721479 A JP6721479 A JP 6721479A JP S55159654 A JPS55159654 A JP S55159654A
Authority
JP
Japan
Prior art keywords
failure
ddx
simulator
network
communication control
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
JP6721479A
Other languages
English (en)
Other versions
JPS5919656B2 (ja
Inventor
Hisashi Matsumura
Takeshi Harakawa
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 JP54067214A priority Critical patent/JPS5919656B2/ja
Publication of JPS55159654A publication Critical patent/JPS55159654A/ja
Publication of JPS5919656B2 publication Critical patent/JPS5919656B2/ja
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
JP54067214A 1979-05-30 1979-05-30 通信制御装置 Expired JPS5919656B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP54067214A JPS5919656B2 (ja) 1979-05-30 1979-05-30 通信制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54067214A JPS5919656B2 (ja) 1979-05-30 1979-05-30 通信制御装置

Publications (2)

Publication Number Publication Date
JPS55159654A true JPS55159654A (en) 1980-12-11
JPS5919656B2 JPS5919656B2 (ja) 1984-05-08

Family

ID=13338427

Family Applications (1)

Application Number Title Priority Date Filing Date
JP54067214A Expired JPS5919656B2 (ja) 1979-05-30 1979-05-30 通信制御装置

Country Status (1)

Country Link
JP (1) JPS5919656B2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58212246A (ja) * 1982-06-04 1983-12-09 Hitachi Ltd デ−タ交換ネツトワ−ク自己試験方式

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0626679Y2 (ja) * 1987-12-26 1994-07-20 鐘淵化学工業株式会社 補強リブ付スラブ用型枠

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58212246A (ja) * 1982-06-04 1983-12-09 Hitachi Ltd デ−タ交換ネツトワ−ク自己試験方式

Also Published As

Publication number Publication date
JPS5919656B2 (ja) 1984-05-08

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