Network board which responds to status changes of an installed peripheral by generating a testpage

• US 5,828,864 A
• Filed: 06/09/1995
• Issued: 10/27/1998
• Est. Priority Date: 06/09/1995
• Status: Expired due to Term

• Current Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Original Assignee: Canon Information Systems Incorporated (Canon Inc.)
• Inventors: Russell, William C., Danknick, Daniel A., Barrett, Lorraine F.
• Primary Examiner(s): Louis-Jacques, Jacques
• Assistant Examiner(s): Fiul, Dan
• Application Number:
  US08/489,283
• Time in Patent Office: 1,236 Days
• Field of Search: 395/500, 395/600, 395/700, 395/200.11, 395/828, 395/115, 395/114, 395/159, 395/325, 364/580, 358/402, 370/85.8
• US Class Current: 703/24
• CPC Class Codes: G06F 11/3006 where the computing system is distributed, e.g. networked systems, clusters, multiprocessor systems multiprogramming arrangements G06F9/46; allocation of resources G06F9/50
• CPC Class Codes: G06F 11/3041 where the computing system component is an input/output interface interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units G06F13/00
• CPC Class Codes: G06F 11/3055 Monitoring arrangements for monitoring the status of the computing system or of the computing system component, e.g. monitoring if the computing system is on, off, available, not available error or fault processing without redundancy G06F11/0703; error detection or correction by redundancy in data representation G06F11/08; error detection or correction by redundancy in operation G06F11/14; error detection or correction by redundancy in hardware G06F11/16
• CPC Class Codes: G06F 11/32 with visual or acoustical indication of the functioning of the machine
• CPC Class Codes: G06F 11/325 by lamps or LED's
• CPC Class Codes: G06F 11/3485 for I/O devices
• CPC Class Codes: G06F 13/128 for dedicated transfers to a network for protocol converters G06F13/387
• CPC Class Codes: G06F 3/1229 Printer resources management or printer maintenance, e.g. device status, power levels
• CPC Class Codes: G06F 3/1286 via local network
• CPC Class Codes: H04L 41/24 using dedicated network management hardware

Abstract

An interactive network device which interfaces a LAN to a peripheral that includes a front panel through which a user can affect status changes to the peripheral. Included in the interactive network device are a LAN interface which interfaces to the LAN and over which peripheral data is communicated, and a peripheral interface which interfaces to the peripheral and over which the peripheral data is communicated and the status of the peripheral data is received. A processor analyzes the status of the peripheral received over the peripheral interface so as to detect a predetermined sequence of status changes in the peripheral and, in response to detection of the predetermined sequence of status changes, (a) generates testpage information containing at least one of network information and interactive network device information and (b) outputs the generated testpage information.

Claims

1. An interactive network device which interfaces a LAN to a peripheral that includes a front panel through which a user can affect status of the peripheral, said interactive network device comprising:

a LAN interface which interfaces to the LAN and over which peripheral data is communicated;

a peripheral interface which interfaces to the peripheral and over which the peripheral data is communicated and the status of the peripheral data is received; and

a processor which analyzes the status of the peripheral received over said peripheral interface so as to detect a predetermined sequence of status changes in the peripheral input via the front panel of the peripheral and which, in response to detection of the predetermined sequence of status changes, (a) generates testpage information containing at least one of network information and interactive network device information and (b) outputs the generated testpage information.

2. An interactive network device according to claim 1, wherein the predetermined sequence of status changes are set by manipulating status buttons on the front panel of the peripheral.

3. An interactive network device according to claim 2, wherein the testpage information is output over said peripheral interface, and wherein the testpage information is output by the peripheral.

4. An interactive network device according to claim 2, wherein the predetermined sequence of status changes comprise a predetermined number of online/offline status changes which occur within a predetermined period of time.

5. An interactive network device according to claim 1, wherein the testpage information is output over said peripheral interface, and wherein a testpage is output by the peripheral.

6. An interactive network device according to claim 1, wherein the predetermined sequence of status changes comprise a predetermined number of online/offline status changes which occur within a predetermined period of time.

7. An interactive network device according to claim 1, wherein said peripheral interface comprises a Centronics interface which includes a dedicated line for status, and wherein said processor detects the predetermined sequence of status changes by monitoring the dedicated line for status.

8. An interactive network device according to claim 1, further comprising:

a memory for storing software modules executed by said processor;

wherein said processor executes a software module stored in said memory so as to generate and to format the testpage information.

9. An interactive network device according to claim 1, wherein the network information includes at least one of device MAC address, device name, network protocol, PSERVER name and primary file server, and wherein the interactive network device information includes at least one of device model number, device firmware level and board revision number.

10. An interactive network device for interfacing a LAN to a printer on the LAN, which generates a testpage in response to a predetermined sequence of status changes input via a front panel of the printer, and which outputs the testpage over a printer interface so that the testpage can be printed by the printer, said interactive network device comprising:

a LAN interface which interfaces to the LAN and over which print jobs are received;

a printer interface which interfaces to the printer, over which print jobs are transmitted, and over which printer status data is received, the printer status data being generated in response to status changes in the printer effected via the front panel of the printer;

a print buffer which stores the print jobs received over the LAN interface;

a memory which stores a plurality of software modules, one of which is a print server module; and

a processor which (a) executes a print server module so as to transmit at least one of the print jobs stored in said print buffer to the printer over said printer interface, (b) analyzes the printer status data received over said printer interface over a predetermined period of time so as to determine whether a state of the printer status data has changed a predetermined number of times, (c) generates a testpage containing at least one of device information and network information in the case that the state of the printer status data has changed the predetermined number of times over the predetermined period of time and (d) outputs the testpage to the printer over said printer interface.

11. An interactive network device according to claim 10, wherein the front panel of the printer includes at least one button capable of altering the status of the printer, and wherein the printer status data is generated by manipulating the at least one button on the front panel.

12. An interactive network device according to claim 10, wherein the printer interface is a bi-directional parallel interface, wherein said processor receives the predetermined sequence of status changes over the bi-directional parallel interface, and wherein said processor receives printer information over said bi-directional parallel interface and includes the printer information in the testpage.

13. An interactive network device according to claim 10, wherein the printer interface is an IrDA interface, and wherein said processor receives the predetermined sequence of status changes over the IrDA interface, and wherein said processor receives printer information over said bi-directional parallel interface and includes the printer information in the testpage.

14. A method of generating testpage information, which includes at least one of board information and network information, from a network device installed in a peripheral by manipulating buttons on a front panel of the peripheral to change a status of the peripheral, the network device being coupled to a LAN by a LAN interface and coupled to the peripheral by a peripheral interface, said method comprising the steps of:

monitoring the LAN interface for network information;

manipulating the buttons on the front panel of the peripheral a predetermined number of times over a predetermined period of time so as to generate a predetermined sequence of status changes in the peripheral;

communicating the predetermined sequence of status changes to the network device over the peripheral interface;

responding, in the network device, to the predetermined sequence of status changes effected via the front panel of the peripheral by generating testpage information which includes at least one of the board information and the network information;

communicating the testpage information to the peripheral over the peripheral interface; and

outputting the testpage information on the peripheral.

15. A method according to claim 14, wherein the peripheral interface comprises a Centronics interface which includes a dedicated line for status, and further comprising the step of monitoring, by the network device, the dedicated line for status so as to detect the predetermined sequence of status changes.

16. A network board which interfaces a printer having a front panel to a LANE and which generates testpage information in response to a predetermined sequence of status changes in the printer input via the front panel, said network board comprising:

a LAN interface over which print jobs and control signals are received from the LAN, and over which printer status information is transmitted to the LAN, the printer status information being generated in response to status changes in the printer effected via the front panel of the peripheral;

a printer interface over which print jobs and control signals are transmitted to the printer, and over which printer status information is received from the printer;

a processor (a) which receives the printer status information and analyzes the printer status information to determine whether the predetermined sequence of status changes has occurred in the printer, (b) which, in the case that the processor determines that the predetermined sequence of status changes has occurred, queries the printer for printer status information over said printer interface, (c) which receives the printer information over said printer interface, (d) which generates testpage information containing the printer information and at least one of network information and board information, and (e) which outputs the testpage information.

17. An interactive network board according to claim 16, wherein the printer interface is a SCSI interface, and wherein said processor receives, over the SCSI interface, the predetermined sequence of status changes.

18. An interactive network board according to claim 16, wherein the printer interface is a shared RAM, and wherein said processor reads the printer status information from the shared RAM to determine whether the predetermined sequence of status changes has occurred.

19. A method of generating testpage information from a network board installed in a peripheral by manipulating buttons on a front panel of the peripheral to change a status of the peripheral, the network board being coupled to a LAN by a LAN interface and being coupled to the peripheral by a peripheral interface, said method comprising the steps of:

monitoring the LAN interface for network information;

manipulating the buttons on the front panel of the peripheral in a predetermined sequence so as to generate a predetermined sequence of status changes in the peripheral;

communicating the predetermined sequence of status changes to the network board over the peripheral interface;

responding, in the network board, to the predetermined sequence of status changes effected via the front panel of the peripheral by generating testpage information which includes at least one of the board information and the network information;

communicating the testpage information to the peripheral over the peripheral interface; and

outputting the testpage information on the peripheral.

20. A method according to claim 19, further comprising the steps of:

querying the peripheral over the peripheral interface for peripheral information in response to the predetermined sequence of status changes; and

communicating the peripheral information from the peripheral to the network board over the peripheral interface;

wherein the testpage information generated in said step of generating includes the peripheral information.

21. A network board which interfaces a LAN to a peripheral that includes a front panel through which a user can affect status changes to the peripheral, said network board comprising:

a LAN interface which interfaces to the LAN and over which peripheral data is communicated and peripheral information is communicated, the peripheral data being generated in response to status changes in the peripheral effected via the front panel of the Peripheral;

a peripheral interface which interfaces to the peripheral and over which the peripheral data is received, a request for the peripheral information is communicated, and the peripheral information is received; and

a processor which analyzes the peripheral data received over said peripheral interface so as to detect a predetermined sequence of status changes in the peripheral and, in response to detection of the predetermined sequence of status changes, (a) generates testpage information containing at least one of network information and network board information and (b) outputs the generated testpage information.

22. A network board according to claim 21, wherein the predetermined sequence of status changes are effected by manipulating status buttons on the front panel of the peripheral.

23. A network board according to claim 21, wherein the testpage information is output over said peripheral interface, and wherein the testpage information is output by the peripheral.

24. A network board according to claim 21, wherein the predetermined sequence of status changes comprises a predetermined number of online/offline status changes which occur within a predetermined period of time.

25. A network board according to claim 21, wherein said peripheral interface comprises a bi-directional parallel interface which includes a dedicated line for status, and wherein said processor detects the predetermined sequence of status changes by monitoring the dedicated line for status.

26. A network board according to claim 21, further comprising:

a memory for storing software modules executed by said processor;

wherein said processor executes a software module stored in said memory so as to generate and to format the testpage information.

27. A network board according to claim 21, wherein the network information includes at least one of device MAC address, device name, network protocol, PSERVER name and primary file server, and wherein the board information includes at least one of device model number, device firmware level and board revision number.

28. Computer-executable process steps stored on a computer-readable medium, the computer executable process steps to generate testpage information, which includes at least one of board information and network information, from a network device installed in a peripheral by manipulating buttons on a front panel of the peripheral to change a status of the peripheral, the network device being coupled to a LAN by a LAN interface and coupled to the peripheral by a peripheral interface, said computer-executable process steps comprising:

code to monitor the LAN interface for network information;

code to generate a predetermined sequence of status changes in the peripheral in response to manipulation of the buttons on the front panel of the peripheral a predetermined number of times over a predetermined period of time;

code to communicate the predetermined sequence of status changes to the network device over the peripheral interface;

code to respond, in the network device, to the predetermined sequence of status changes effected via the front panel of the peripheral by generating testpage information which includes at least one of the board information and the network information;

code to communicate the testpage information to the peripheral over the peripheral interface; and

code to output the testpage information on the peripheral.

29. Computer-executable process steps according to claim 28, wherein the peripheral interface comprises a Centronics interface which includes a dedicated line for status, and further comprising code to monitor, by the network device, the dedicated line for status so as to detect the predetermined sequence of status changes.

30. Computer-executable process steps stored on a computer-readable medium, the computer executable process steps to generate testpage information from a network board installed in a peripheral by manipulating buttons on a front panel of the peripheral to change a status of the peripheral, the network board being coupled to a LAN by a LAN interface and being coupled to the peripheral by a peripheral interface, said computer-executable process steps comprising:

code to monitor the LAN interface f or network information

code to generate a predetermined sequence of status changes in the peripheral in response to manipulation of the buttons on the front panel of the peripheral in a predetermined sequence;

code to communicate the predetermined sequence of status changes to the network board over the peripheral interface;

code to respond, in the network board, to the predetermined sequence of status changes effected via the front panel of the peripheral by generating testpage information which includes at least one of the board information and the network information;

code to communicate the testpage information to the peripheral over the peripheral interface; and

code to output the testpage information on the peripheral.

31. Computer-executable process steps according to claim 30, further comprising:

code to query the peripheral over the peripheral interface for peripheral information in response to the predetermined sequence of status changes; and

code to communicate the peripheral information from the peripheral to the network board over the peripheral interface;

wherein the testpage information generated by the code to generate includes the peripheral information.

32. A computer-readable medium which stores computer-executable process steps, the computer-executable process steps to generate testpage information, which includes at least one of board information and network information, from a network device installed in a peripheral by manipulating buttons on a front panel of the peripheral to change a status of the peripheral, the network device being coupled to a LAN by a LAN interface and coupled to the peripheral by a peripheral interface, the computer-executable process steps comprising:

a monitoring step to monitor the LAN interface for network information;

a generating step to generate a predetermined sequence of status changes in the peripheral in response to manipulation of the buttons on the front panel of the peripheral a predetermined number of times over a predetermined period of time;

a communicating step to communicate the predetermined sequence of status changes to the network device over the peripheral interface;

a responding step to respond, in the network device, to the predetermined sequence of status changes effected via the front panel of the peripheral by generating testpage information which includes at least one of the board information and the network information;

a second communicating step to communicate the testpage information to the peripheral over the peripheral interface; and

an outputting step to output the testpage information on the peripheral.

33. A computer-readable medium according to claim 32, wherein the peripheral interface comprises a Centronics interface which includes a dedicated line for status, and further comprising a monitoring step to monitor, by the network device, the dedicated line for status so as to detect the predetermined sequence of status changes.

34. A computer-readable medium which stores computer-executable process steps, the computer-executable process steps to generate testpage information from a network board installed in a peripheral by manipulating buttons on a front panel of the peripheral to change a status of the peripheral, the network board being coupled to a LAN by a LAN interface and being coupled to the peripheral by a peripheral interface, the computer-executable process steps comprising:

a monitoring step to monitor the LAN interface for network information;

a generating step to generate a predetermined sequence of status changes in the peripheral in response to manipulation of the buttons on the front panel of the peripheral in a predetermined sequence;

a communicating step to communicate the predetermined sequence of status changes to the network board over the peripheral interface;

a responding step to respond, in the network board, to the predetermined sequence of status changes effected via the front panel of the peripheral by generating testpage information which includes at least one of the board information and the network information;

a communicating step to communicate the testpage information to the peripheral over the peripheral interface; and

an outputting step to output the testpage information on the peripheral.

35. A computer-readable medium according to claim 34, further comprising:

a querying step to query the peripheral over the peripheral interface for peripheral information in response to the predetermined sequence of status changes; and

a communicating step to communicate the peripheral information from the peripheral to the network board over the peripheral interface;

wherein the testpage information generated in the generating step includes the peripheral information.