2.0 Mbps E-1 Network Module
Technical Specifications:
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Port Capacity: Four and eight ports (Series D)
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Data Rate: 2.048 Mbps
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Output Buffer: 32,768 cells (Series D)
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Unicast Connection Capacity: 10,240 (Series D)
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Multicast Connection Capacity: 512 (Series D)
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Maximum Line Length: 655 feet (196 meters)
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Media: Unshielded twisted pair
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Connector: RJ-48c
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Line Encoding: HDB3
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Framing: G.704 CRC-4 Multiframe
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Cell Delineation: Line framing (Series D)
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Clock Accuracy: ±32 ppm
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Clocking: Primary and secondary 8 kHz reference from
internal (default) or network
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Loopbacks: Transmit and receive loopbacks
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Impedance: 120 ohms nominal
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Statistics/Alarms: Line code violations (LCV), framing
bit errors (FER), far end block errors (FEBE), CRC error events, header
check sequence (HCS) errors, cells received (RxCells), cells transmitted
(TxCells), signal/clock detection, and AIS indication
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Compliance: ATM Forum E-1 UNI specification v3.1,
ITU-T G.703, G.704, G.804, I.432