Diagnostic monitoring system for WDM networks
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United States of America Patent
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Issued Date -
Mar 18, 2004
app pub date -
Apr 12, 2002
filing date -
Apr 12, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A diagnostic monitoring system for a WDM network, the system comprising an electrical non-blocking cross-connect switch having a plurality of demultiplexer ports, a plurality of multiplexer ports, at least one tributary receiver port, at least one tributary transmitter port, and at least one diagnostic port; and at least one multi-protocol performance monitoring unit connected to one of said at least one diagnostic ports such that said at least one multi-protocol performance monitoring unit, in use, can selectively monitor one of said demultiplexer or tributary receiver ports whereby said system, in use, supports multi-protocol intrusive monitoring of a test signal and multi-protocol non-intrusive monitoring of live traffic at said at least one demultiplexer or tributary receiver port
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