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    • 2. 发明专利
    • Virus detecting system, virus detecting device, virus detecting method, and virus detecting program
    • 病毒检测系统,病毒检测设备,病毒检测方法和病毒检测程序
    • JP2007243566A
    • 2007-09-20
    • JP2006062713
    • 2006-03-08
    • Toshiba CorpToshiba Solutions Corp東芝ソリューション株式会社株式会社東芝
    • IRIUCHIJIMA TAKESHIKUROSAKI YASUHIDEUMEDA CHIKAHIROSHIMIZU AYUMI
    • H04L12/28G06F21/22H04L12/56
    • PROBLEM TO BE SOLVED: To take, at low cost and surely, countermeasures against a virus, which is infectious in a network. SOLUTION: A virus detecting device 20 is equipped with a transmitting/receiving unit 22 which receives an ARP request packet that is transmitted in a broadcast when a communication terminal A, which is connected to a LAN 3, starts communications and a control unit 23 which acquires address information on a transmitting source and a transmitting destination on the basis of the ARP request packet, stores address information as to the communication terminals A and B in a storage 24, sends back an ARP reply packet containing its own predetermined MAC address MV to the communication terminal A as a transmitting source for the ARP request packet, and transfers the packet, which is judged by a virus detecting unit 26 that it is not infected by a virus on the basis of the packet received from the communication terminal A after address is resolved, to the communication terminal B. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:以低成本和肯定地采取对网络感染的病毒的对策。 解决方案:病毒检测装置20配备有发送/接收单元22,其在连接到LAN 3的通信终端A开始通信时接收在广播中发送的ARP请求分组,并且控制 基于ARP请求包获取发送源和发送目的地的地址信息的单元23在存储器24中存储关于通信终端A和B的地址信息,发回包含其自己的预定MAC的ARP应答分组 将通信终端A的地址MV作为ARP请求分组的发送源,并且基于从通信终端接收到的分组,传送由病毒检测单元26判断为不被病毒感染的分组 解决后地址到通信终端B.版权所有(C)2007,JPO&INPIT