Juniper-networks Juniper M-series M10i Instrukcja Użytkownika Pobierz pdf (Strona 17)

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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

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 77 78

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