摘要 |
<P>PROBLEM TO BE SOLVED: To collate log information without performing time synchronization between respective apparatus. <P>SOLUTION: Occurrence/non-occurrence of RTP packet loss where an RTP packet is missed within a monitor time is checked for the reception packets of a plurality of network apparatus, and the packet loss information is stored in log information storage means along a time series. A collation/isolation device collects the packet loss information from the log information storage means, and specifies a suspect place of packet loss by collating the packet loss information. <P>COPYRIGHT: (C)2013,JPO&INPIT |