| 发明名称 |
NETWORK TROUBLE DETECTING METHOD AND APPARATUS THEREFOR |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a network trouble detecting method and an apparatus thereof which is applicable to a network cross-connected with optical signals and detects the node trouble with a little delay for detecting the trouble. <P>SOLUTION: A trouble information message having the trouble detection time set as time information is sent from a control node connected to a communication node which detects the trouble to a neighboring control node, and the control node having received the trouble information message locates a trouble point from the time information of the trouble information message. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
| 申请公布号 |
JP2005175679(A) |
申请公布日期 |
2005.06.30 |
| 申请号 |
JP20030410257 |
申请日期 |
2003.12.09 |
| 申请人 |
FUJITSU LTD |
发明人 |
SOMIYA TOSHIO;KANO SHINYA |
| 分类号 |
H04M3/22;H04J14/02;H04L12/24;H04L12/26;H04L12/70;H04L29/14;H04Q11/00;(IPC1-7):H04L29/14 |
主分类号 |
H04M3/22 |
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