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Hardware Specifications
C.2.2 155 Mbps OC-3c/STM-1 MM Module
The following specifications apply to network modules
Description | Specification |
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Port Capacity | Four SONET/SDH ports per module |
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Data Rate | 155.52 Mbps |
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Output Buffer | 13,312 cell capacity |
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Media | Multimode fiber |
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Max. Line Length | ~2 km |
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Connectors | ST or dual SC |
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Line Encoding | |
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Framing | |
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Clock Accuracy | ±20 ppm |
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Timing | Internal timing or per port network timing |
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Loopbacks | Transmit and receive loopbacks |
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Power | |
| 0 to 10 dB path attenuation |
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Core Diameter | 62.5 ∝m |
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Fiber Diameter | 125 ∝m |
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Wavelength | 1310 nm |
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Statistics/Alarms | SONET/SDH statistics include Loss of Signal |
| (LOS), Loss of Frame (LOF), Loss of Pointer |
| (LOP), Far End Block Errors (FEBE), Alarm |
| Indication Signal (AIS), Far End Receive Fail- |
| ure (FERF), Yellow Alarm, Bit Interleaved Par- |
| ity errors (Line |
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Compliance | ATM Forum |
| ANSI |
| G.957, Bellcore |
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