PROBLEM TO BE SOLVED: To provide a repeating device capable of notifying a source device, which sent a frame, of abnormality if the frame is received abnormally and discarded.SOLUTION: A repeating device, having a plurality of ports, for repeating communication among control devices connected to each of the ports through communication lines includes: determination means S120 for determining whether a received frame, a frame received through the port, is normal or abnormal for each of the plurality of ports; discard means S130 for discarding an abnormal frame which is a received frame determined as abnormal by the determination means; and abnormality notification means S150 for transmitting an abnormality notification frame, for notifying a source control device which sent the abnormal frame of occurrence of frame abnormality if a received frame is determined as abnormal by the determination means.SELECTED DRAWING: Figure 3

    【課題】受信した異常フレームを破棄した場合に、そのフレームの送信元装置に異常を知らせることができる中継装置の提供。【解決手段】複数のポートを有し、その各ポートに通信線を介して接続される制御装置間での通信を中継する中継装置は、前記複数のポートの各々について、そのポートから受信されたフレームである受信フレームが、正常か異常かを判定する判定手段S120と、判定手段により異常と判定された受信フレームである異常フレームを破棄する破棄手段S130と、判定手段により受信フレームが異常と判定された場合に、前記異常フレームの送信元の制御装置へ、フレームの異常が発生したことを通知するための異常通知フレームを送信する異常通知手段S150と、を備える。【選択図】図3


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    Title :

    REPEATING DEVICE


    Additional title:

    中継装置


    Contributors:

    Publication date :

    2016-12-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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