Performance Monitoring at the Physical Layer
Physical Parameter Unit Description
External Loss dB Attenuation in dB from 1 stage
transmit to 2 stage receive
Hours of Operation h Accumulated total of operating
hours
Average measured BER Average measured Bit Error Rate for
the PRBS test signal
Maximum measured BER Maximum measured BER for the
PRBS test signal during monitored
time
Error free time for PRBS Sec Error free time for PRBS since last
detected error.
Elapsed Time Sec Elapsed time since PRBS test
signal start
OTDR Remaining Time Min Time remaining for OTDR
measurement completion
Max Output All PSUs dB Total power output (supplied)
Max Power All Equipment dB Total power uptake (consumption)
Table 99: Instantaneous Measurement Parameters
Physical Layer Counter
The FSP3000R7 offers one counter for monitoring of the physical layer, depending on the
type of module. The supported performance counter is described in Table 100.
Counter name Description
Defect Seconds This counter is increased for each second in which an
error on the physical layer occurs.
Table 100: Physical Layer Counter Descriptions
FSP 3000R7 Maintenance and Troubleshooting Manual - Product Release 16.2 - Document Issue A 641