CA1235520A - Maintenance subsystem for computer network - Google Patents

Maintenance subsystem for computer network

Info

Publication number
CA1235520A
CA1235520A CA000493716A CA493716A CA1235520A CA 1235520 A CA1235520 A CA 1235520A CA 000493716 A CA000493716 A CA 000493716A CA 493716 A CA493716 A CA 493716A CA 1235520 A CA1235520 A CA 1235520A
Authority
CA
Canada
Prior art keywords
subsystem
processor
data
maintenance
test
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
CA000493716A
Other languages
English (en)
French (fr)
Inventor
David A. Andreasen
John H. Armstrong
Zubair Hussain
Stephen D. Baumgardner
Harshad K. Desai
Jerrold E. Buggert
Kenneth E. Buckmaster
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.)
Unisys Corp
Original Assignee
Burroughs 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 Burroughs Corp filed Critical Burroughs Corp
Application granted granted Critical
Publication of CA1235520A publication Critical patent/CA1235520A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/26—Functional testing
    • G06F11/273—Tester hardware, i.e. output processing circuits
    • G06F11/2733—Test interface between tester and unit under test
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/10—Program control for peripheral devices
    • G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
    • G06F13/124—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine
    • G06F13/128—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine for dedicated transfers to a network
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/382—Information transfer, e.g. on bus using universal interface adapter
    • G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2294—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing by remote test

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Quality & Reliability (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Computer And Data Communications (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Communication Control (AREA)
CA000493716A 1984-10-25 1985-10-24 Maintenance subsystem for computer network Expired CA1235520A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US664,670 1984-10-25
US06/664,670 US4695946A (en) 1984-10-25 1984-10-25 Maintenance subsystem for computer network including power control and remote diagnostic center

Publications (1)

Publication Number Publication Date
CA1235520A true CA1235520A (en) 1988-04-19

Family

ID=24666947

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000493716A Expired CA1235520A (en) 1984-10-25 1985-10-24 Maintenance subsystem for computer network

Country Status (5)

Country Link
US (1) US4695946A (OSRAM)
EP (1) EP0179425B1 (OSRAM)
JP (1) JPS61180340A (OSRAM)
CA (1) CA1235520A (OSRAM)
DE (1) DE3587361T2 (OSRAM)

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Also Published As

Publication number Publication date
EP0179425A2 (en) 1986-04-30
JPH0423292B2 (OSRAM) 1992-04-21
JPS61180340A (ja) 1986-08-13
EP0179425A3 (en) 1988-08-31
DE3587361T2 (de) 1993-09-02
DE3587361D1 (de) 1993-07-01
EP0179425B1 (en) 1993-05-26
US4695946A (en) 1987-09-22

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