JPH084279B2 - Online data communication method - Google Patents
Online data communication methodInfo
- Publication number
- JPH084279B2 JPH084279B2 JP62242216A JP24221687A JPH084279B2 JP H084279 B2 JPH084279 B2 JP H084279B2 JP 62242216 A JP62242216 A JP 62242216A JP 24221687 A JP24221687 A JP 24221687A JP H084279 B2 JPH084279 B2 JP H084279B2
- Authority
- JP
- Japan
- Prior art keywords
- line
- switching
- control mechanism
- line control
- processing unit
- 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 - Lifetime
Links
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- Computer And Data Communications (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、オンラインデータ通信システムに用いられ
る回線制御機構の障害検出および切換手段に関する。Description: TECHNICAL FIELD The present invention relates to a failure detection and switching means of a line control mechanism used in an online data communication system.
本発明は、オンラインデータ通信系に用いられる回線
制御機構の障害時の切換手段において、 障害状態の回線制御機構に接続されていた回線群を正
常でかつ未使用状態の回線制御機構に自動的に切換え、
この期間にわたり保留された送受信データの保留を解除
し、送受信を再開することにより、 通信系全体を円滑に運用することができるようにした
ものである。The present invention, in the switching means at the time of failure of the line control mechanism used in the online data communication system, automatically converts the line group connected to the line control mechanism in the failure state to the normal and unused line control mechanism. Switching,
By releasing the hold of the transmission / reception data that was held over this period and restarting the transmission / reception, the entire communication system can be operated smoothly.
従来、通信処理装置内部の回線制御機構に障害が発生
した場合に、保守員が回線制御機構を交換するか、また
は、通信処理装置自体を予備の通信処理装置に切換える
ことで回線障害を復旧していた。Conventionally, when a line control mechanism inside a communication processing unit fails, maintenance personnel replace the line control unit or switch the communication processing unit itself to a spare communication processing unit to recover from the line failure. Was there.
したがって、通信処理装置内部の回線制御機構が障害
状態になると、その回線制御機構配下の回線に接続され
ている端末などの通信装置との通信が部品交換が完了す
るまであるいは回線を他の回線制御機構の配下へ切換え
るまで不能になる欠点があった。また、通信処理装置自
体を予備の通信処理装置へ切換える場合は、運用に使用
される通信処理装置以外にあらかじめ予備の通信処理装
置を設置しなければならない欠点があった。Therefore, if the line control mechanism inside the communication processing unit goes into a failure state, communication with a communication device such as a terminal connected to the line under the line control mechanism will be continued until parts replacement is completed or the line is controlled by another line. There was a drawback that it would be impossible until it was switched to the subordinate of the mechanism. Further, when the communication processing device itself is switched to the backup communication processing device, there is a drawback that the backup communication processing device must be installed in advance in addition to the communication processing device used for operation.
本発明はこのような欠点を除去するもので、金物量の
増加を抑制して円滑な運用を可能にする手段を有するオ
ンラインデータ通信方式を提供することを目的とする。The present invention eliminates such drawbacks, and an object of the present invention is to provide an online data communication system having means for suppressing an increase in the amount of metal and enabling smooth operation.
本発明のオンラインデータ通信方式は、 中央処理装置と、この中央処理装置に接続され回線制
御機構を有する複数の通信処理装置と、収容する回線群
のひとつとこの回線制御機構のひとつとの接続を切換え
る回線切換装置とを備えたオンラインデータ通信方式に
おいて、 上記中央処理装置は、上記回線制御機構の障害状態を
監視する障害監視手段を備え、 上記通信処理装置は、上記回線制御機構において、自
装置配下の回線制御機構の障害状態を上記障害監視手段
に通知する障害通知手段および上記回線切換装置に接続
切換を実行させる回線切換手段を備え、 さらに、上記中央処理装置は、上記障害監視手段の監
視結果に基づき障害状態に回線制御機構に接続された回
線群を複数に並行して動作する通信制御装置にわたる正
常かつ未使用状態である任意の回線制御機構に接続切換
する指令を上記回線切換手段に与える切換指令手段を備
え、 また、上記通信処理装置は、自装置を通過する上記中
央処理装置からの送信データおよび端末からの受信デー
タを所定の期間にわたり一時記憶するデータ記憶手段を
備える。The online data communication system of the present invention provides a central processing unit, a plurality of communication processing units connected to the central processing unit and having a line control mechanism, a line group to be accommodated, and a connection to this line control unit. In the online data communication system including a line switching device for switching, the central processing unit includes a failure monitoring means for monitoring a failure state of the line control mechanism, and the communication processing device is a self-device in the line control mechanism. The central processing unit is provided with a fault notifying unit for notifying the fault monitoring unit of the fault condition of the subordinate line control mechanism and a line switching unit for causing the line switching unit to switch the connection. Further, the central processing unit monitors the fault monitoring unit. Based on the result, a normal and unused state across the communication control unit that operates in parallel a plurality of line groups connected to the line control mechanism in a failure state The communication processing device is provided with a switching command means for giving a command to the line switching means to switch connection to an arbitrary line control mechanism which is in a state of transmission, and the communication processing device transmits data from the central processing device passing through itself and a terminal. The data storage means for temporarily storing the received data of 1) for a predetermined period.
回線制御機構の障害が通信処理装置から中央処理装置
に通知されると、すべての回線制御機構の状態の監視結
果に基づき正常かつ未使用状態の回線制御機構を有する
通信処理装置に指令を発行される。これにより、障害状
態の回線制御機構に接続されていた回線群は正常かつ未
使用状態の回線制御機構に自動的に切換えられ、この間
にわたり保留されたデータの送受信は再開される。When the communication processing unit notifies the central processing unit of a failure of the line control unit, a command is issued to the communication processing unit having a normal and unused line control unit based on the monitoring result of the state of all line control units. It As a result, the line group connected to the line control mechanism in the failure state is automatically switched to the normal and unused line control mechanism, and the transmission / reception of the data held during this period is restarted.
以下、本発明の一実施例の図面に基づき説明する。第
１図はこの実施例の基本構成を示すブロック構成図であ
る。第２図は本発明の第一実施例の構成を示すブロック
構成図であり、中央処理装置に複数の通信処理装置がチ
ャネルで接続され、複数の回線群が回線切換装置を経由
して各通信処理装置へ接続されている。第３図は本発明
の第二実施例の構成を示すブロック構成図であり、中央
処理装置に複数の通信処理装置がループ型伝送路を経由
して接続され、複数の回線群が回線切換装置を経由して
各通信処理装置へ接続されている。An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing the basic arrangement of this embodiment. FIG. 2 is a block configuration diagram showing the configuration of the first embodiment of the present invention, in which a plurality of communication processing devices are connected to a central processing unit by channels, and a plurality of line groups communicate with each other via a line switching device. It is connected to the processing unit. FIG. 3 is a block diagram showing the configuration of the second embodiment of the present invention. A plurality of communication processing devices are connected to a central processing unit via a loop type transmission line, and a plurality of line groups are line switching devices. It is connected to each communication processing device via.
この実施例は、第１図に示すように、中央処理装置１
と、この中央処理装置１に接続され、回線制御機構を有
する通信処理装置４と、収容する回線群のひとつとこの
回線制御機構のひとつとの接続を切換える回線切換装置
７を備え、ここで、中央処理装置１は、上記回線制御機
構の障害状態を監視する障害監視手段２を備え、通信処
理装置４は、自装置配下の回線制御機構の障害状態を障
害監視手段２に通知する障害通知手段５および回線切換
装置に接続切換を実行させる回線切換手段６を備え、さ
らに中央処理装置１は、障害監視手段２の監視結果に基
づき障害状態の回線制御機構に接続された回線群は正常
かつ未使用状態の回線制御機構に接続切換する指令を回
線切換手段６に与える切換指令手段３を備え、また、通
信処理装置４は、自装置を通過するデータを所定の期間
にわたり一時記憶するデータ記憶手段８を備える。In this embodiment, as shown in FIG. 1, the central processing unit 1
And a communication processing device 4 connected to the central processing unit 1 and having a line control mechanism, and a line switching device 7 for switching connection between one of the accommodated line groups and one of the line control mechanisms. The central processing unit 1 includes a failure monitoring means 2 for monitoring the failure state of the line control mechanism, and the communication processing apparatus 4 notifies the failure monitoring means 2 of the failure state of the line control mechanism under its own device. 5 and line switching means 6 for causing the line switching device to perform connection switching. Further, in the central processing unit 1, the line group connected to the line control mechanism in the failure state based on the monitoring result of the failure monitoring means 2 is normal and not yet connected. The communication processing device 4 is provided with a switching command means 3 for giving a command for switching connection to the line control mechanism in use to the line switching means 6, and the communication processing device 4 temporarily stores data passing through the communication processing device 4 for a predetermined period. Comprises that data storage means 8.
次に、この実施例の動作を図面を参照して説明する。 Next, the operation of this embodiment will be described with reference to the drawings.
まず、第１図で、通信処理装置４の回線制御機構障害
通知手段５は回線制御機構の動作状態を監視し、障害発
生時はその障害状況を中央処理装置１の回線制御機構障
害監視手段２へ通知する。回線制御機構障害監視手段２
はすべての通信処理装置４の回線制御機構の動作状態を
監視し、ある回線制御機構の障害を検出した時点で、障
害となった回線制御機構配下の回線群を正常かつ未使用
状態の回線制御機構配下へ切換えることを回線切換指令
手段３へ通知する。回線切換指令手段３は切換先の回線
制御機構をあらかじめ定められたアルゴリズムに従って
選択し、応用プログラムからの切換対象の回線群への送
信データおよび切換対象の回線群から応用プログラムへ
の受信データを記憶手段８に保留し、回線群切換元およ
び回線群切換先の通信処理装置４の回線切換手段６への
回線切換指示を通知する。回線群切換元の通信処理装置
４の回線切換手段６は回線切換装置７へ回線群切換開始
を通知する。回線切換装置７は回線群を切換えた後に、
切換先に通信処理装置４の回線切換手段６へ回線切換完
了通知する。切換先の通信処理装置４の回線切換手段６
は中央処理装置１の回線切換指令手段３へ回線群切換完
了を通知する。回線切換指令手段３は送信データおよび
受信データの記憶手段８の保留を解除し、送受信を再開
する。First, in FIG. 1, the line control mechanism failure notification means 5 of the communication processing device 4 monitors the operating state of the line control mechanism, and when a failure occurs, the failure status is monitored by the line control mechanism failure monitoring means 2 of the central processing unit 1. Notify to. Line control mechanism fault monitoring means 2
Monitors the operating states of the line control mechanisms of all communication processing devices 4, and when a fault of a certain line control mechanism is detected, the line group under the faulty line control mechanism is controlled in a normal and unused state. The line switching command means 3 is notified that switching to the subordinate of the mechanism will be performed. The line switching command means 3 selects a switching destination line control mechanism according to a predetermined algorithm, and stores transmission data from the application program to the switching target line group and reception data from the switching target line group to the application program. It is held in the means 8 and a line switching instruction is given to the line switching means 6 of the communication processing device 4 of the line group switching source and the line group switching destination. The line switching means 6 of the communication processing device 4 of the line group switching source notifies the line switching device 7 of the start of the line group switching. After switching the line group, the line switching device 7
The switching destination is notified of the line switching completion to the line switching means 6 of the communication processing device 4. Line switching means 6 of the communication processing device 4 of the switching destination
Notifies the line switching command means 3 of the central processing unit 1 that the line group switching has been completed. The line switching command means 3 releases the hold of the storage means 8 for the transmission data and the reception data and restarts the transmission and reception.
第２図で、回線群50および51は通信処理装置20に接続
され、回線群52は通信処理装置30に接続されているが、
回線群50、51および52のそれぞれは回線制御機構21、2
2、31および32の障害発生に応じて正常かつ未使用状態
の回線制御機構へ切換えられる。In FIG. 2, the line groups 50 and 51 are connected to the communication processing device 20, and the line group 52 is connected to the communication processing device 30.
Each of the line groups 50, 51 and 52 has a line control mechanism 21, 2
Switch to the normal and unused line control unit in response to the occurrence of failure of 2, 31, and 32.
回線制御機構21、22、31および32はそれぞれ、第１図
における回線制御機構障害通知手段５および回線切断手
段６を合わせたものに相当する。The line control mechanisms 21, 22, 31 and 32 respectively correspond to the line control mechanism failure notification means 5 and the line disconnection means 6 in FIG.
第３図で、回線群100および101は通信処理装置70に接
続され、回線群102は通信処理装置80に接続されている
が、各回線群100、101および102は回線制御機構71、7
2、81および82の障害発生に応じて正常かつ未使用状態
の回線制御機構へ切換えられる。In FIG. 3, the line groups 100 and 101 are connected to the communication processing device 70, and the line group 102 is connected to the communication processing device 80. Each line group 100, 101 and 102 is a line control mechanism 71, 7.
In response to the occurrence of failures 2, 81 and 82, the line control mechanism is switched to a normal and unused state.
回線制御機構71、72、81および82はそれぞれ、第１図
における回線制御機構障害通知手段５および回線切断手
段６を合わせたものに相当する。The line control mechanisms 71, 72, 81 and 82 correspond to the combination of the line control mechanism failure notification means 5 and the line disconnection means 6 in FIG. 1, respectively.
〔発明の効果〕 本発明は、以上説明したように、回線障害状態になる
以前にオペレータまたは運用プログラムが介入すること
なく回線群を適当な回線制御機構へ自動的に切換えるの
で、応用プログラムと端末との間の通信を途絶えさせる
ことなくまた回線群の切換を意識させることなく、シス
テム全体を円滑に運用できる効果がある。[Effects of the Invention] As described above, the present invention automatically switches a line group to an appropriate line control mechanism without intervention of an operator or an operating program before a line failure state occurs. There is an effect that the entire system can be operated smoothly without interrupting the communication between the two and without being aware of the switching of the line group.
第１図は、本発明のの基本構成を示すブロック構成図。 第２図は、本発明の第一実施例の構成を示すブロック構
成図。 第３図は、本発明の第二実施例の構成を示すブロック構
成図。 １、10、60……中央処理装置、２……回線制御機構障害
監視手段、３……回線切換指令手段、４、20、30、70、
80……通信処理装置、５……回線制御機構障害通知手
段、６……回線切換手段、７、40、90……回線切換装
置、８……記憶手段、21、22、31、32、71、72、81、82
……回線制御機構、50〜52、100〜102……回線群、61…
…ループ型伝送路。FIG. 1 is a block diagram showing the basic configuration of the present invention. FIG. 2 is a block diagram showing the configuration of the first embodiment of the present invention. FIG. 3 is a block diagram showing the configuration of the second embodiment of the present invention. 1, 10, 60 ... Central processing unit, 2 ... Line control mechanism failure monitoring means, 3 ... Line switching command means, 4, 20, 30, 70,
80 ... Communication processing device, 5 ... Line control mechanism failure notification means, 6 ... Line switching means, 7, 40, 90 ... Line switching device, 8 ... Storage means, 21, 22, 31, 32, 71 , 72, 81, 82
...... Line control mechanism, 50-52, 100-102 ...... Line group, 61 ...
… Loop type transmission line.
Claims (1)
され回線制御機構を有する複数の通信処理装置と、収容
する回線群のひとつとこの回線制御機構のひとつとの接
続を切換える回線切換装置とを備えたオンラインデータ
通信方式において、 上記中央処理装置は、上記回線制御機構の障害状態を監
視する障害監視手段を備え、 上記通信処理装置は、上記回線制御機構において、自装
置配下の回線制御機構の障害状態を上記障害監視手段に
通知する障害通知手段および上記回線切換装置に接続切
換を実行させる回線切換手段を備え、 さらに、上記中央処理装置は、上記障害監視手段の監視
結果に基づき障害状態に回線制御機構に接続された回線
群を複数の並行して動作する通信制御装置にわたる正常
かつ未使用状態である任意の回線制御機構に接続切換す
る指令を上記回線切換手段に与える切換指令手段を備
え、 また、上記通信処理装置は、自装置を通過する上記中央
処理装置からの送信データおよび端末からの受信データ
を所定の期間にわたり一時記憶するデータ記憶手段を備
えたことを特徴とするオンラインデータ通信方式。1. A central processing unit, a plurality of communication processing units connected to the central processing unit and having a line control mechanism, and a line switching device for switching connection between one of the accommodated line groups and one of the line control mechanisms. In the online data communication system including the above, the central processing unit includes a failure monitoring unit that monitors a failure state of the line control mechanism, and the communication processing unit controls the line control under its own device in the line control mechanism. The central processing unit is provided with a failure notification means for notifying the failure monitoring means of the failure state of the mechanism to the failure monitoring means and a line switching means for causing the line switching device to perform connection switching. Any line controller that is in a normal and unused state across a plurality of communication control devices operating in parallel with the line group connected to the line control mechanism Switching instruction means for giving a connection switching instruction to the line switching means, and the communication processing device transmits the transmission data from the central processing device and the reception data from the terminal passing through the communication processing device for a predetermined period. An online data communication system characterized by comprising a data storage means for temporarily storing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62242216A JPH084279B2 (en) | 1987-09-25 | 1987-09-25 | Online data communication method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62242216A JPH084279B2 (en) | 1987-09-25 | 1987-09-25 | Online data communication method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6484936A JPS6484936A (en) | 1989-03-30 |
| JPH084279B2 true JPH084279B2 (en) | 1996-01-17 |
Family
ID=17085968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62242216A Expired - Lifetime JPH084279B2 (en) | 1987-09-25 | 1987-09-25 | Online data communication method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH084279B2 (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS602819B2 (en) * | 1983-02-28 | 1985-01-24 | 株式会社東プログラム設計事務所 | Automatic mechanism for compensating for “so” communication signal element volatility in online systems |
| JPS6253537A (en) * | 1985-09-03 | 1987-03-09 | Nec Corp | Communication processing equipment |
-
1987
- 1987-09-25 JP JP62242216A patent/JPH084279B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6484936A (en) | 1989-03-30 |
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