Item
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Description
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Side
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The side for which span loss information is displayed, either East or West.
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Min Exp Span Loss (dBm)
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The minimum expected span loss (in dBm) for the incoming span. This value is imported from Cisco MetroPlanner, but can be manually modified.
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Max Exp Span Loss (dBm)
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The maximum expected span loss (in dBm) for the incoming span. This value is imported from Cisco MetroPlanner, but can be manually modified.
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Meas Span Loss (dBm)
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The measured span loss value.
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Resolution
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The resolution or accuracy of the span loss measurement. The resolution is +/-1.5 dB if the measured span loss is between 0 and 25 dB. If the measure span loss is between 25 and 38 dB, the resolution is +/-2.5 dB.
Note: For higher resolution span loss measurements, use an optical time domain reflectometer (OTDR).
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Retrieve Span Loss Values
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Runs the span loss verification function and retrieves values for the measure span loss column.
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Reset
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Resets the minimum and maximum expected span loss values.
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Apply
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Applies changes made to the minimum and maximum expected span loss fields.
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Help
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Displays context-sensitive help.
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