Network diagnostic tool for an optical transport network
First Claim
1. A network diagnostic system for an optical transport network having a plurality of network elements, comprising;
- a first network element residing in the optical transport network, the first network element having a network diagnostic operation integrated therein and operable to perform the network diagnostic operation, wherein the network diagnostic operation directly monitors an optical signal traversing the optical transport network;
a wayside communication subsystem interconnecting the network elements residing in the optical transport network; and
a network diagnostic device in data communication with the first network element and operable to initiate the network diagnostic operation at the first network element.
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Abstract
A network diagnostic system is provided for an optical transport network having a plurality of network elements. The network diagnostic system includes at least one network element having a network diagnostic operation integrated therein and operable to perform the network diagnostic operation, thereby determining a network performance characteristic associated with the optical transport network; a wayside communication subsystem interconnecting the network elements residing in the optical transport network; and a network diagnostic device in data communication with the at least one network element and operable to initiate the network diagnostic operation at the network element.
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Citations
36 Claims
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1. A network diagnostic system for an optical transport network having a plurality of network elements, comprising;
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a first network element residing in the optical transport network, the first network element having a network diagnostic operation integrated therein and operable to perform the network diagnostic operation, wherein the network diagnostic operation directly monitors an optical signal traversing the optical transport network;
a wayside communication subsystem interconnecting the network elements residing in the optical transport network; and
a network diagnostic device in data communication with the first network element and operable to initiate the network diagnostic operation at the first network element. - View Dependent Claims (2, 3, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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4. The network diagnostic system of Clam 1 wherein the network diagnostic device is directly connected to the first network element.
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21. A method for diagnosing an optical transport network having a plurality of network elements, comprising:
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integrating a diagnostic operation into a first network element in the optical transport network;
initiating the diagnostic operation from a network diagnostic device remotely located from the first network element;
performing the diagnostic operation on the first network element, wherein the network diagnostic operation directly monitors an optical signal traversing the optical transport network; and
communicating the network performance data to the network diagnostic device. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33)
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34. A data record for communicating network performance data from an optical time domain reflectometer test, the data record embodied in a carrier wave, comprising:
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header data that stores identification information about the data record;
optical attenuation data that stores information for an optical trace signal which traverses one or more optical spans in an optical transport network, where the optical attenuation data is expressed in terms of reflected optical power and corresponding measurement points;
trace event data that stores information about events that are detected during the optical trace; and
fiber data that stores refractive index information for each of the optical spans implicated in the optical trace.
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35. A data record for communicating network performance data from an optical spectrum analyzer test, the data record embodied in a carrier wave, comprising:
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header data that stores identification information about the data record;
signal power data that stores information for an optical data signal which traverses an optical transport network, where the signal power data is expressed in terms of optical power and corresponding measured wavelength; and
channel data that stores information for each channel embodied in the optical data signal.
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36. A data record for communicating network performance data from a Q contour mapping test, the data record embodied in a carrier wave, comprising:
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header data that stores identification information about the data record; and
contour mapping data that stores information for an optical data signal received at a receiver in an optical transport network, where the contour mapping data is expressed in terms of sampling phase percentage, decision threshold percentage and corresponding Q value for the optical data signal.
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Specification