JPH08331125A - Network RAS device - Google Patents

Abstract

PURPOSE: To acquire the RAS information of all stations on a network by every station by providing a RAS information collecting means which receives data informed by a RAS information informing means and writes it on memory for RAS in every station. CONSTITUTION: The RAS information informing means acquires the RAS information of its own station from a station RAS register 16, and writes the RAS information of its own station on an area allocated to its own station in a RAS table. Moreover, the means requests data transmission to a communication control means 20 for the RAS information setting all other stations as destinations on the network, and executes repeatedly such processing at a fixed period. The RAS information collecting means 14 receives the RAS information of another station from communication control equipment 18, and recognizes the station number of a transmission origin. Moreover, the means calculates the pointer of the station RAS table. The means writes the RAS information on the prescribed area of the RAS table allocated at every station of transmission origin based on the pointer.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a RAS (Reliability-Availability) on a network system.
The present invention relates to a network RAS device that manages information on the availability-serviceability).

[0002]

2. Description of the Related Art As a conventional network RAS apparatus, for example, Japanese Patent Laid-Open No. 2-52 shown in FIGS.
There is a local area network system disclosed in Japanese Patent No. 538. In FIG. 21, 101 is a management station station that collects RAS information, 102 to 105 are normal station stations that notify RAS information according to a request from the management station station 101, and 106 is a network.

Next, collection of RAS information between the management station 101 and the normal station will be described with reference to FIG. The management station station 101 transmits a RAS information request frame to the normal station station 102. Upon receiving this RAS information request, the normal station 102 transmits the status of itself to the management station 101 in a RAS information response frame. The management station 101 then acquires the RAS information of the normal station 103, and then the normal station 10
Collect RAS information for 4, 105. The management station 101 stores the collected RAS information in the management information table.

[0004]

[Problems to be Solved by the Invention] Conventional network R
Since the AS device is configured as described above, there is a problem that the normal station cannot obtain the RAS information of all stations.

The present invention has been made to solve the above problems, and the RAS information of all stations on the network can be acquired by each station on the network. It is an object of the present invention to obtain a network RAS device capable of grasping the RAS information about the network RAS device.

[0006]

A network RAS apparatus according to the invention of claim 1 is a RAS information notifying means for notifying all stations on a network of data about station RAS information at regular intervals, and the RAS information notifying means. RAS information collecting means for receiving the data notified by the above and writing the received data to the RAS memory in which the data can be read from the processor board.

A network RAS according to the invention of claim 2
The device notifies all stations on the network of processor RAS information about the processor board connected to each station on the network.
It is provided with S information notifying means.

A network RAS according to the invention of claim 3
The device detects a change of state of the station RAS information,
It is provided with RAS information state change detecting means for notifying the station RAS processing means by interruption.

A network RAS according to the invention of claim 4
The device responds to any information in the station RAS information by
A mask process is performed in accordance with mask data from the application software on the processor board to detect a change in the station RAS information.
The selected RAS information state change detecting means for notifying the S processing means by interruption is provided.

A network RAS according to the invention of claim 5
The device, according to the mask data from the application software on the processor board, station RAS
And a RAS information notifying unit for notifying all stations on the network in a fixed cycle of data about the station RAS information masked by the masking unit when reading information. is there.

A network RAS according to the invention of claim 6
The apparatus detects the state change of the processor RAS information about the processor board of each station, and notifies the processor RAS processing unit by an interrupt by the processor R.
The AS information state change detecting means is provided.

A network RAS according to the invention of claim 7
The apparatus performs mask processing on arbitrary information of the processor RAS information about the processor board of each station according to mask data from the application software on its own processor board to perform the mask processing.
A state change detecting means for detecting a change in AS information and notifying the processor RAS processing means by an interrupt is provided.

A network RAS according to the invention of claim 8
The device uses the processor RAS according to the mask data from the application software on its own processor board.
It has a masking means for performing a masking process at the time of reading out information, and is provided with a RAS information notifying means for notifying all the stations on the network at regular intervals of data about the processor RAS information obtained as a result of the masking. is there.

[0014]

According to the present invention, the network RAS apparatus transmits / receives data on the station RAS information of the operating state or the fault state of the stations on the network between the stations on the network at regular intervals. The written data is written to the RAS memory of each station that can be read from the respective processor board of each station,
It is possible to grasp the station RAS information in all stations in each station.

According to a second aspect of the present invention, the RAS information notifying means notifies all the stations on the network of the processor RAS information about the processor board of each station connected to the network, and the processors at all the stations at the respective stations. Enables understanding of processor RAS information about the board.

The RAS information state change detecting means in the third aspect of the invention detects the state change of the received station RAS information for each station, notifies the station RAS processing means by interruption, and processes the station RAS information. Speed up and station RAS
The burden on the processing for detecting the state change of the station RAS information in the processing means is reduced.

According to another aspect of the present invention, the selected RAS information state change detecting means sets the mask data from the application software on the processor board connected to the own station for arbitrary information of the received station RAS information about each station. According to the mask processing, the change of the station RAS information selected by the mask processing is detected, and the station RAS processing means is notified by an interrupt to notify the station RAS.
The processing means flexibly switches the station RAS information to be processed.

The network RA according to the invention of claim 5
The S device follows the mask data from the application software on the processor board by the mask means,
A mask process is performed on the station RAS information to be read, and data about the station RAS information selected by this mask process is notified to all stations on the network at regular intervals, and the station RA on the receiving side is notified.
This makes it possible to flexibly switch the station RAS information to be processed by the S processing means and reduce the burden on the station RAS processing means for detecting the state change of the station RAS information.

The network RA according to the invention of claim 6
The S device detects a state change of the processor RAS information about the processor board of each station, notifies the processor RAS processing means by an interrupt, speeds up the processing of the processor RAS information by the processor RAS processing means, and Reduce the burden.

According to a seventh aspect of the present invention, the state change detecting means performs a mask process on arbitrary information of the processor RAS information about the processor board of each station according to the mask data from the application software on the own processor board. The processor RAS
Since a change in information is detected and the processor RAS information in which the state change has been detected is notified to the processor RAS processing means by an interrupt, processing is performed only for the processor RAS information in which the mask processing has been performed and the state change has been detected. Therefore, the processing of the processor RAS information is speeded up, and it becomes possible to flexibly select the processor RAS information to be processed on the receiving side of the processor RAS information.

According to the RAS information notifying means in the invention of claim 8, according to the mask data from the application software on the own processor board, the mask processing is performed when the processor RAS information is read, and the processor RAS
Since data about information is notified to all stations on the network at regular intervals, it becomes possible to flexibly select the processor RAS information to be processed on the transmission side of the processor RAS information.

[0022]

【Example】

Example 1. An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows a network R according to a first embodiment of the present invention.
FIG. 3 is a block diagram for explaining a configuration of an AS device, showing one station among a plurality of stations connected to each other via a network. In the figure, 1
Is a processor board for operating the application software 2, 2 is application software operating on the processor board 1, and 3 is communication processing means for the application software 2 to interface the station board 8 with network communication. The station board 8 is connected to the processor board 1. Reference numeral 4 is a processor RAS processing means for processing the processor RAS information of the processor board 1.
Is a station RAS processing means for processing the RAS information of the station, 6 is a processor board RAS register for storing the processor RAS information of the processor board 1, 7 is a self-diagnosis of the processor board 1, and the diagnosis result is the processor board RAS register 6 It is a processor diagnostic means for writing to.

Reference numeral 9 is a communication processing means 3 of the processor board 1.
A communication processing device for exchanging communication data with the communication processing device 10, a reception processing means for performing a reception process through the communication control device 18 in the communication processing device 9, and a communication processing device 9 for communicating with the communication control device 18 and the network 21 Transmission processing means for performing transmission processing of data transmission via the, 12 is a station RAS device for monitoring the status of the station, 13 is a RAS memory for storing RAS information, and 14 is RAS information notified from another station. RAS information collecting means for receiving and expanding in the RAS memory 13. 15
Is RAS information notifying means for notifying all stations of the RAS information of its own station obtained from the station diagnosing means 17. The station diagnosis means 17 is means for performing self-diagnosis of the own station board 8 and writing the diagnosis result to the station RAS register 16. The communication control device 18 controls data communication via the network 21. Reference numeral 19 is a reception control means for controlling the reception of data via the network 21, and 20 is a transmission control means for controlling the data transmission via the network 21.

FIG. 2 shows a station RAS table 25 for storing the RAS information notified from each station provided in the RAS memory 13. Since each station has its own station number, the RAS information of each station is stored in the station RAS table with a relative address based on the station number.

Next, the operation of the RAS information collecting means 14 will be described with reference to the flowchart of FIG. The RAS information collecting means 14 sends the RA of the other station from the communication control device 18.
The S information is received (step ST1). Then, the station number of the transmission source is recognized (step ST2). Further, the pointer of the station RAS table 25 is calculated (step ST3). Based on the calculated pointer, RAS information is written in a predetermined area of the station RAS table 25 assigned to each station of the transmission source (step ST4).

Next, the operation of the RAS information notifying means 15 will be described with reference to the flowchart of FIG. The RAS information notifying means 15 obtains the RAS information of its own station from the station RAS register 16 (step ST1).
1). Then, the RAS information of the own station is written in the area assigned to the own station of the station RAS table 25 (step ST12). Further, a data transmission request is made to the communication control means 20 for the RAS information with all other stations on the network as destinations (step ST13), and these processes are repeatedly executed at regular intervals.

Next, the operation of the station RAS processing means 5 of the processor board 1 will be described with reference to the flowchart of FIG. In this station RAS processing means 5, the pointer of the station RAS table 25 is set to "0" (step ST21), and the value of the station RAS table 25 is read (step ST2).
2) Check for any abnormality (step ST23),
If there is no abnormality, the process proceeds to step ST25 and it is determined whether or not the value indicated by the pointer is the final value. On the other hand, if an abnormality is detected in step ST23, the process proceeds to step ST24 to perform abnormality processing, and the process proceeds to step ST25.

When it is determined in step ST25 that the pointer value of the station RAS table 25 is not the final value, the process of step ST26 is performed and the station R
The value of the pointer in the AS table is incremented by "1" and the process returns to step ST22. If the pointer value is the final value in step ST25, the process returns to step ST21.
The abnormality processing performed in step ST24 is
This refers to the process of passing data to the application software 2 and the process of breaking the system.

Therefore, in this embodiment, it becomes possible for each station connected to the network to acquire the RAS information of all stations.

Example 2. Although the notification operation of the RAS information in each station has been described in the first embodiment, as shown in FIG.
By reading out the data of the processor board RAS register 6 storing the RAS information of the above, by the RAS information notifying means 32, the processor RAS information of the processor board 1 can be obtained by all the processor boards of each station on the network 21. Therefore, the RAS information notifying means 32 not only notifies all stations of the RAS information of its own station obtained from the station diagnosing means 17, but also notifies all stations of the processor RAS information of its own processor board of the processor board RAS register 6. It has a function. Also, the RAS information collecting means 31
Is the processor R of the processor board of each station
The AS information is stored in the processor RAS table provided in the RAS memory 13.

FIG. 7 shows a processor RAS table 35 for storing processor RAS information provided in the RAS memory 13. Since each processor board 1 has its own processor number, the RAS information of each processor board is stored in the processor RAS table 35 at a relative address based on the processor number.

Next, the RAS information collecting means 3 of this embodiment
The operation of No. 1 will be described with reference to the flowchart of FIG. The RAS information collecting means 31 receives the processor RAS information of another station from the communication control device 18 (step ST3).
1). Then, it is determined whether the received processor RAS information is the RAS information of each station or the processor RAS information (step ST32). If the RAS information is the RAS information of each station, the station number of the transmission source is recognized (step ST33). Furthermore, station R
The pointer of the AS table 25 is calculated (step ST
34), the RAS information is written in the area of the station RAS table 25 assigned to each transmission source station (step ST35). In addition, step ST32
When it is determined that the received RAS information is the processor RAS information, the processor number of the transmission source is recognized (step ST36). And the processor RA
The pointer of the S table 35 is calculated (step ST3
7) Write the RAS information in the area of the processor RAS table 35 assigned to each processor of the transmission source (step ST38).

Next, the operation of the RAS information notifying means 32 will be described with reference to the flowchart of FIG. In the RAS information notifying means 32, the station RAS register 16
Obtains the RAS information of its own station from (STEP ST
41). RAS of the own station in the area assigned to the own station of the station RAS table 25
Information is written (step ST42). Then, a data transmission request is made to the communication control means 20 for the RAS information of its own station with all stations on the network as destinations (step ST43). Further, the processor RAS information of the own processor is obtained from the processor board RAS register 6 (step ST44). Then, the processor RAS information is written in the area assigned to the own processor of the processor RAS table 35 (step ST45). Further, a data transmission request is made to the communication control means 20 for the processor RAS information of this processor addressed to all stations on the network (step ST46). These processes are repeatedly executed at regular intervals.

Next, the processor R of the processor board 1
The operation of the AS processing means 4 will be described based on the flowchart of FIG. The pointer of the processor RAS table 35 is set to "0" (step ST51) and the data of the processor RAS table 35 is read (step S51).
(T52), the presence or absence of abnormality is checked (step ST5).
3). As a result, if there is no abnormality, the process of step ST55 is executed. On the other hand, if an abnormality is detected, abnormality processing is performed (step ST54), and then step ST55.
Then, the process proceeds to and it is determined whether the value of the pointer of the processor RAS table 35 is the final value. If the pointer value in the processor RAS table 35 is not the final value, the process of step ST56 is executed, the pointer is incremented by "1", and the process returns to step ST52. On the other hand, step ST
If it is the final value in 55, the process returns to step ST51.

Therefore, in this embodiment, it is possible to obtain the processor RAS information of all the processor boards in each station connected to the network.

Example 3. In the first embodiment, the station RAS processing means 5 of the processor board 1 checks the station RAS table 25 at regular intervals to detect whether or not an abnormality has occurred, but in this embodiment, the RAS of the station RAS device 12 is detected. By detecting the change in the RAS information by the information collecting means 14 and notifying the station RAS processing means 5 of an event, the detection time of the change in the state of the RAS information can be shortened, the processing of the station RAS processing means 5 can be simplified, and the station RAS The load on the processing means 5 can be reduced.

FIG. 11 is a block diagram for explaining the configuration of the third embodiment, showing one of a plurality of stations connected to each other via a network. 11, blocks that are the same as or equivalent to those in FIG. 1 are assigned the same reference numerals and explanations thereof are omitted. In the figure, reference numeral 41 denotes RAS information state change detecting means for detecting a change in RAS information of each station and notifying the station RAS processing means 5 of an event. Further, the RAS information collecting means 14 has a path for notifying the station RAS processing means 5 of an event of a state change of RAS information.

Next, the RAS information collecting means 14 and RA
The operation of the S information state change detecting means 41 will be described based on the flowchart of FIG. First, the RAS information is received from the reception control means 19 (step ST61), and the station number of the transmission source is recognized (step ST62). Then, the pointer of the station RAS table 25 is calculated (step ST63), and the RAS information stored in the area of the station RAS table 25 corresponding to the station number of the transmission source is compared with the received RAS information (step ST64). If they match, step ST6
6, and if they do not match, the event is notified to the station RAS processing means 5 (step ST65), and the process further proceeds to step ST66, where the station RA
The received RAS information is written in the S table 25.

Next, the operation of the station RAS processing means 5 will be described with reference to the flowchart of FIG.
The station RAS processing means 5 which has received the event of the state change of the RAS information from the AS information collecting means 14 (step ST71) carries out an abnormality processing (step ST7).
2).

Therefore, in this embodiment, the station RA
The S processing means 5 does not need to determine whether or not a state change has occurred for all the RAS information, the detection time of the state change of the RAS information can be shortened, the processing of the station RAS processing means 5 is simplified, and the station RAS processing means The burden of 5 is reduced.

Example 4. In the third embodiment, the state change event of the RAS information of each station is output to the station RAS processing means 5.
The same effect can be obtained by incorporating the same function for the processor RAS information.

FIG. 14 is a block diagram for explaining the configuration of the fourth embodiment, and shows one of a plurality of stations connected to each other via a network. 14, parts that are the same as or correspond to those in FIG. 6 are assigned the same reference numerals and explanations thereof are omitted. In the figure, 51
Is the processor RA of the processor board of each station
It is a processor RAS information state change detecting means for detecting a change in S information and notifying an event to the processor RAS processing means 4.

In this embodiment, when the processor RAS processing means 4 processes the processor RAS information, it is not necessary to judge whether or not the state change has occurred for all the processor RAS information, and the burden of carrying out the abnormal processing is imposed. Reduce.

Example 5. In the third embodiment, the RAS information collecting unit 14 notifies any state change of the RAS information, but by adding the detection check function using the mask pattern, the RAS information collecting unit 14 performs the event notification with an arbitrary data pattern of the RAS information. You can switch whether or not.

FIG. 15 is a block diagram for explaining the configuration of the fifth embodiment, showing one station among a plurality of stations connected to each other via a network. 15, parts that are the same as or correspond to those in FIG. 11 are assigned the same reference numerals and explanations thereof are omitted. In the figure, the station RAS processing means 5 sets the station RAS mask information in the RAS memory 13. Selection of RAS information collecting means 14 RAS information state change detecting means 61
The station RAS receives the station RAS data from the reception control means 19 and detects the state change.
A mask is applied using the value of the mask information, a state change is detected, and an event is notified to the station RAS processing means 5.

Next, the operation of the RAS information collecting means 14 and the selected RAS information state change detecting means 61 will be described with reference to FIG.
A description will be given based on the flowchart. First, the RAS information is received from the reception control means 19 (step ST8).
1). Then, the station number of the transmission source is recognized (step ST82). Further, the pointer of the station RAS table 25 is calculated (step ST83),
Station RA corresponding to the source station number
The RAS information stored in the area of the S table 25 is compared with the received RAS information (step ST84), and if they match, the process proceeds to step ST87. If they do not match, the station RAS mask information is read from the RAS memory 13, mask processing is performed with the value of the RAS information whose state has changed, and if "0", step ST87 is executed. If the result of the mask processing is other than "0", the event is notified to the station RAS processing means 5, and step ST8
7, the RAS information received is written in the station RAS table 25.

The timing at which the station RAS processing means 5 writes the mask pattern in the RAS memory 13 is as follows.
It may be an arbitrary timing by the application software 2 or may be an initial timing of the station RAS processing means 5.

Therefore, in this embodiment, the event notification of the state change of the RAS information can be selected and determined on the receiving side by using the value of the station RAS mask information.

Example 6. In the fifth embodiment, the detection check function using the mask pattern is added to switch whether to notify the event of the RAS information of each station with an arbitrary data pattern, but the processor RAS information is also changed. The same effect can be obtained by incorporating similar functions.

FIG. 17 is a block diagram for explaining the configuration of the sixth embodiment, and shows one of a plurality of stations connected to each other via a network. 17, parts that are the same as or correspond to those in FIG. 6 are assigned the same reference numerals and explanations thereof are omitted. In the figure, the state change detection unit 71 receives the processor RAS information from the reception control unit 19 and, when detecting the state change, masks using the value of the processor RAS mask information, and the masked processor RAS information. Detect the state change of. Then, the processor R in which this state change is detected
The AS information is notified to the processor RAS processing means by interruption.

Therefore, in this embodiment, the processor RAS
It becomes possible to select and determine the event notification of the information state change using the value of the processor RAS mask information.

Example 7. In the fifth embodiment, when the RAS information collecting means 14 receives the RAS information, the RAS information notifying means 15 notifies the station RAS processing means 5 of the event obtained as a result of the mask processing by the station RAS mask information. By masking the station RAS register 16 when it is read out and transmitting it to each station, the RAS information collecting means 14 remains the same as that described in the third embodiment, and the same effect as in the fifth embodiment can be obtained. To be

FIG. 18 is a block diagram for explaining the configuration of the seventh embodiment, showing one of a plurality of stations connected to each other via a network. 18, parts that are the same as or correspond to those in FIG. 11 are assigned the same reference numerals and explanations thereof are omitted. In the figure,
Reference numeral 81 denotes a masking unit that performs masking processing according to the station RAS mask information when reading the station RAS information. The RAS information notifying unit 15 includes the masking unit 81.
The data about the station RAS information corresponding to the result of the mask processing by the above is notified to all stations on the network at regular intervals.

Next, the operation of the RAS information notifying means 15 and the masking means 81 is shown in the flowchart of FIG. According to this flowchart, first, the RAS memory 13
The station RAS mask information is read (step ST91), the station RAS register 16 is masked with the value of the station RAS mask information, and the RAS information of the own station is read (step ST92).
Then, the RAS information is written in the area assigned to the own station of the station RAS table 25 (step ST93). Further, a data transmission request for RAS information is sent to all the stations on the network to the communication control means 20 (step ST).
94). This process is repeatedly executed at regular intervals.

Therefore, in this embodiment, the event notification of the state change of the RAS information can be selected and determined by the transmitting side using the value of the station RAS mask information.

Example 8. In the sixth embodiment, when the RAS information collecting unit 31 receives the RAS information, the selected RAS information state change detecting unit 61 of the RAS information collecting unit 31 performs the mask process based on the processor RAS mask information,
Although the event is notified to the processor RAS processing means 4, the RAS information notification means 32 causes the processor RA
By masking and reading the data of the S register 6 and transmitting it to each station, the RAS information collecting means 31 remains the same as that described in the fourth embodiment, and the same effect as the sixth embodiment can be obtained. can get.

FIG. 20 is a block diagram for explaining the configuration of the eighth embodiment, showing one station among a plurality of stations connected to each other via a network. 20, parts that are the same as or correspond to those in FIG. 14 are given the same reference numerals, and descriptions thereof will be omitted. In the figure,
Reference numeral 91 denotes a masking unit that performs masking processing in accordance with the processor RAS mask information when reading out the processor RAS information, and the RAS information notifying unit 32 periodically updates the data of the processor RAS information according to the masking result of the masking unit 91. Notify all stations on the network.

Therefore, in this embodiment, the processor RAS
It becomes possible for the transmitting side to select and determine the event notification of the information state change by using the value of the processor RAS mask information.

[0059]

As described above, according to the first aspect of the present invention, the station RAS information data is notified to all stations on the network, and the notified data is received by each station so that each station can receive the data. The RAS information of all the stations on the network can be grasped by each station on the network.

According to the second aspect of the present invention, the data about the processor RAS information about the processor board of each station is notified to all stations on the network, and the notified data is received by each station. Since the station RAS memory is configured to be written in, the processor RAS information of all stations on the network can be grasped by each station on the network.

According to the invention of claim 3, RAS information state change detecting means for detecting the state change of the received station RAS information for each station and notifying the station RAS processing means of the own station by interruption is provided. Since it is configured, the processing of the station RAS information can be speeded up, and the load of processing the station RAS information performed by the station RAS processing means can be reduced.

According to the fourth aspect of the present invention, the arbitrary information of the received station RAS information about each station is masked according to the mask data from the application software on the own processor board, and the station RAS is processed. Since the selection RAS information state change detecting means for detecting a change in information and notifying the station RAS processing means by interruption is provided, not only the load of processing the station RAS information performed by the station RAS processing means can be reduced. , Flexible station R according to the mask data at the receiving side
There is an effect that the AS information can be selected.

According to the fifth aspect of the present invention, masking means for performing a masking process when the station RAS information is read according to the mask data from the application software on the processor board on the transmitting side is provided, and the data about the station RAS information is stored. Since the RAS information notifying means for notifying all stations on the network is provided in a fixed cycle, there is an effect that the transmitting side can flexibly select the station RAS information according to the mask data.

According to the invention of claim 6, the processor RA for the received processor board of each station
Since the processor RAS information state change detecting means for detecting the state change of the S information and notifying the processor RAS processing means of the own station by interruption is provided, the processing of the processor RAS information can be speeded up, and the processor RAS processing can be performed. There is an effect that the load of processing the processor RAS information performed by the means can be reduced.

According to the invention of claim 7, the processor RA for the received processor board of each station
State change detection is performed by performing mask processing on arbitrary information of S information according to mask data from application software on the processor board itself to detect a change in the processor RAS information and notifying the processor RAS processing means by an interrupt. Since it is configured to include the means, the processor R performed by the processor RAS processing means.
Not only can the burden of processing AS information be reduced, but the receiving side can flexibly select processor RAS information according to the mask data.

According to the invention of claim 8, masking means for carrying out a masking process when the processor RAS information is read out according to the masking data from the application software on the processor board on the transmitting side is provided, and the masking result is obtained. Since the RAS information notifying means for notifying the data about the processor RAS information to all stations on the network at regular intervals is provided, the flexible processor RAS according to the mask data on the transmitting side.
There is an effect that information can be selected.

[Brief description of drawings]

FIG. 1 is a network RA according to a first embodiment of the present invention.
It is a block diagram for explaining the configuration of the S device.

FIG. 2 is a station RA according to the first embodiment of the present invention.
It is explanatory drawing which shows the structure of S table.

FIG. 3 is a flowchart showing the operation of the RAS information collecting means according to the first embodiment of the present invention.

FIG. 4 is a flowchart showing the operation of the RAS information notifying means according to the first embodiment of the present invention.

FIG. 5 is a flowchart showing the operation of station RAS processing means in the RAS apparatus according to the first embodiment of the present invention.

FIG. 6 is a network RA according to the second embodiment of the present invention.
It is a block diagram for explaining the configuration of the S device.

FIG. 7 is a processor RAS according to the second embodiment of the present invention.
It is explanatory drawing which shows the structure of a table.

FIG. 8 is a flowchart showing the operation of the RAS information collecting means according to the second embodiment of the present invention.

FIG. 9 is a flowchart showing the operation of the RAS information notifying means according to the second embodiment of the present invention.

FIG. 10 is a processor RA according to the second embodiment of the present invention.
It is a flow chart which shows operation of S processing means.

FIG. 11 is a network R according to a third embodiment of the present invention.
It is a block diagram for explaining a configuration of an AS device.

FIG. 12 is a flowchart showing operations of the RAS information collecting unit 14 and the RAS information state change detecting unit according to the third embodiment of the present invention.

FIG. 13 is a station R according to a third embodiment of the present invention.
It is a flow chart which shows operation of AS processing means.

FIG. 14 is a network R according to a fourth embodiment of the present invention.
It is a block diagram for explaining a configuration of an AS device.

FIG. 15 is a network R according to a fifth embodiment of the present invention.
It is a block diagram for explaining a configuration of an AS device.

FIG. 16 is a flowchart showing the operations of the RAS information collecting means and the selected RAS information state change detecting means according to the fifth embodiment of the present invention.

FIG. 17 is a network R according to a sixth embodiment of the present invention.
It is a block diagram for explaining a configuration of an AS device.

FIG. 18 is a network R according to a seventh embodiment of the present invention.
It is a block diagram for explaining a configuration of an AS device.

FIG. 19 is a network R according to the seventh embodiment of the present invention.
6 is a flowchart showing operations of a RAS information notifying unit and a masking unit in the AS device.

FIG. 20 is a network R according to an eighth embodiment of the present invention.
It is a block diagram for explaining a configuration of an AS device.

FIG. 21 is a system configuration diagram showing a local area network system shown as a conventional network RAS device.

FIG. 22 is an explanatory diagram of RAS information collection of a local area network system shown as a conventional network RAS device.

[Explanation of symbols]

1 processor board, 2 application software, 4 processor RAS processing means, 5 station RAS processing means, 13 RAS memory, 14 RA
S information collecting means, 15, 32 RAS information notifying means, 2
1 network, 41 RAS information state change detecting means, 51 processor RAS information state change detecting means, 6
1 selection RAS information state change detecting means, 71 state change detecting means, 81, 91 masking means.

Claims (8)

[Claims] 1. A RAS information notifying means for notifying all stations on the network of data of station RAS information indicating information on an operating state or a failure state of a station on the network, and the RAS information notifying means. R that receives the notified data and writes the received data to the RAS memory in which the written data is read by the processor board R
A network RAS device provided with AS information collecting means in each station. 2. The network RAS apparatus according to claim 1, further comprising RAS information notifying means for notifying all stations on the network of processor RAS information about a processor board connected to the station. 3. A station RAS that detects a state change of station RAS information about the station,
2. The network RAS apparatus according to claim 1, further comprising RAS information state change detecting means for notifying the processing means by interruption. 4. The station RAS is obtained by performing mask processing on arbitrary information of the station RAS information about the station according to mask data from application software on the processor board.
2. The network RAS apparatus according to claim 1, further comprising selected RAS information state change detection means for detecting a change in information and notifying the station RAS processing means by interruption. 5. The RAS information notifying means has mask means for performing mask processing when reading station RAS information according to mask data from application software on the processor board, and determines data about the station RAS information. 4. The network RAS device according to claim 3, wherein all stations on the network are notified at regular intervals. 6. The processor RAS information state change detecting means for detecting a state change of the processor RAS information about the processor board of the station and notifying the processor RAS processing means by an interrupt. Network RAS device. 7. A mask process according to mask data from application software on the processor board is performed on arbitrary information of the processor RAS information about the processor board of the station to detect a change in the processor RAS information. , Processor RAS
3. The network R according to claim 2, further comprising state change detection means for notifying the processing means by interruption.
AS device. 8. The RAS information notifying means has a mask means for performing a mask process when reading the processor RAS information according to mask data from application software on the processor board.
7. The data of S information is notified to all stations on the network at regular intervals.
A network RAS device as described.