发明名称 |
WDM NETWORK AND WDM NETWORK DEVICE |
摘要 |
Disclosed is a WDM network which has: a lightwave path which connects between clients and each of which is provided with an overhead, and a sub-network which is defined by dividing the WDM network. In this WDM network, the sub-network has a partial lightwave path to go through the sub-network, the overhead has a partial lightwave path supervisory control information region which is terminated at both nodes of the partial lightwave path, and when a fault occurs on a lightwave path, the fault information of partial lightwave path including the position information of fault occurred is added to the partial lightwave path supervisory control information region of the overhead.
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申请公布号 |
CA2299974(A1) |
申请公布日期 |
2000.09.30 |
申请号 |
CA20002299974 |
申请日期 |
2000.03.06 |
申请人 |
NEC CORPORATION |
发明人 |
YAMAZAKI, TAKASHI;NAKAMURA, SHINYA;SASAKI, SHINOBU;SHIRAGAKI, TATSUYA |
分类号 |
H04J14/00;H04B10/08;H04B17/02;H04J3/00;H04J3/14;H04J14/02;H04L12/28;H04L12/437;H04L12/46;(IPC1-7):H04J14/02 |
主分类号 |
H04J14/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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