
Hardware Specifications
C.2.6 34 Mbps E3 Module
The following specifications apply to network modules
Description | Specification |
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|
Port Capacity | Two or four E3 ports per module |
|
|
Data Rate | 34.368 Mbps |
|
|
Output Buffer | 13,312 cell capacity |
|
|
Media | Coaxial |
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Max. Line Length | ~450 ft |
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Connector | BNC |
|
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Line Encoding | HDB3 |
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Framing | Per |
|
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Clock Accuracy | ±20 ppm |
|
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Timing | Primary and secondary 8kHz reference from |
| internal (default) or network |
|
|
Loopbacks | Transmit and receive loopbacks |
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Impedance | 75 ohms nominal |
|
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Statistics/Alarms | Line code violations (LCV), framing bit errors |
| (FER), |
| sequence (HCS) errors, cells received (RxCells), |
| cells transmitted (TxCells), signal/clock detec- |
| tion, code violations, bit errors, parity errors, |
| and AIS indication |
|
|
Compliance | ATM Forum |
| G.751, G.832, G.804 |
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|