发明名称 ICMP ECHO ANSWERING DEVICE
摘要 PROBLEM TO BE SOLVED: To provide an ICMP echo answering device which adds a function of answering an ICMP echo request to a repeating device having no function of answering the ICMP echo request and can easily find the installation place of the specific repeating device with a sound and/or pilot lamp. SOLUTION: This device is equipped with a transmission and reception part which receives the ICMP echo request and sends an ICMP echo answer, a control part which processes the ICMP echo request, an AUI connector, a serial connector for IP address setting, and a speaker and/or display unit, and an and/or display is made so that a sound is outputted in response to the ICMP echo request.
申请公布号 JP2001148703(A) 申请公布日期 2001.05.29
申请号 JP19990331367 申请日期 1999.11.22
申请人 HITACHI CABLE LTD 发明人 TATSUMI TOMOIWA
分类号 H04B3/36;H04L12/28;(IPC1-7):H04L12/28 主分类号 H04B3/36
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