| 发明名称 |
NETWORK CONNECTION CONTROL DEVICE AND METHOD, AND NETWORK CONNECTED COMMUNICATION SYSTEM |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To enable a fault in one network to be surely notified to the other network even when a notification signal for notifying a device connected to the other network of the fault of the one network can not be used. <P>SOLUTION: In a network connection control device 2 connected between a terminal device 101 and an opposite device 104, the network connection control device 2 comprises an Etherlink monitoring control unit 112 for monitoring a link for a channel to the terminal device 101, and an ATM-link monitoring control unit 115 for sending out a link confirmation acknowledge signal for a link confirmation signal received from the opposite device 104. The ATM-link monitoring control unit 115 makes the link confirmation acknowledge signal not notified to the opposite device 104 when the Etherlink monitoring control unit 112 detects the link disconnection for the channel to the terminal device 101. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
| 申请公布号 |
JP2004357115(A) |
申请公布日期 |
2004.12.16 |
| 申请号 |
JP20030154122 |
申请日期 |
2003.05.30 |
| 申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
IDA SHUJI |
| 分类号 |
H04L12/70;H04L12/66;H04L12/713;(IPC1-7):H04L12/56 |
主分类号 |
H04L12/70 |
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