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Duplex SC/PC connector (Rx and Tx)
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Optical interface support—See Table 4 on page 17
Cables and connectors
One tricolor per port:
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Off—Not enabled
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Green—Online with no alarms or failures
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Amber—Online with alarms for remote failures
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Red—Active with a local alarm; router has detected a failure
LEDs
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Alarm indication signal (AIS-L, AIS-P)
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Bit error rate signal degrade (BERR-SD), bit error rate signal fail (BERR-SF)
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Bit interleaved parity errors B1, B2, B3
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Errored seconds (ES-S, ES-L, ES-P), far-end bit errors REI-L, REI-P (CV-LFE, CV-PFE),
far-end errored seconds (ES-LFE, ES-PFE), far-end severely errored seconds (SES-LFE,
SES-PFE), far-end unavailable seconds (UAS-LFE, UAS-PFE)
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Loss of cell delineation (LOC), loss of frame (LOF), loss of pointer (LOP-P), loss of signal
(LOS)
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Payload mismatch (PLM-P), payload unequipped (UNEQ-P)
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Remote defect indication (RDI-L, RDI-P)
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Severely errored framing (SEF), severely errored framing seconds (SEFS-S), severely
errored seconds (SES-S, SES-L, SES-P), unavailable seconds (UAS-L, UAS-P)
Alarms, errors, and
events
Table 4: Optical Interface Support for ATM2 OC12/STM4 IQ PICs
Multimode TransceiverIntermediate Reach (IR) TransceiverParameter
MultimodeSingle-modeOptical interface
FixedFixedTransceiver type
Multivendor agreementTelcordia GR-253Standard
546.8 yards/500 m9.3 miles/15 kmMaximum distance
1270 through 1380 nm1274 through 1356 nmTransmitter wavelength
–20 through –14 dBm–15 through –8 dBmAverage launch power
–14 dBm–8 dBmReceiver saturation
–26 dBm–28 dBmReceiver sensitivity
ATM2 OC12/STM4 IQ PIC ■ 17
ATM2 OC12/STM4 IQ PIC