3.9 DSL PM
This section describes how to utilize DSL Performance Management by selecting “DSL PM” from Function List window.
3.9.1 Physical Layer Info
Allow users to view the physical layer information of a specified DSL port from the IP DSLAM. Double Click on “Physical Layer Info” from the Function List Window. The Physical Layer Info window appears.
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| Field | Definition |
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| SNR margin | Noise margin value. (dB) |
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| Attenuation | Difference in the total power transmitted and the total power received by the peer |
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| atu. (db) |
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| Status | Current status of the ATU line. |
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| output power | Total output power transmitted by atu. (dBm) |
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| attainable rate | The maximum currently attainable data rate by the atu. (kbps) |
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| ActualStandard | Actual standard used for connection, based on the outcome of the negotiation |
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| with the Remote Unit. |
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| Bert Error | Provides the number of bit errors detected during BERT. |
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| TxAtm CellCt | Provides Tx ATM cell counter. |
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| RxAtm CellCt | Provides Rx ATM cell counter. |
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| Defines the current detailed start up state of Xcvr. |
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| Start Progress | 0x0 – startup not in progress; 0x0 – 0x0FFF Handshake/Training/ Profile |
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| Management/ Fast Retrain in progress; 0x8000 – 0x8FFF DSP firmware Down- |
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| Load in progress; 0xF000 – 0xFFFF illegal Parameter |
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| Idle Bert Error | Number of bit errors. |
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| Idle Bert Cells | Number of idle cells. |
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| IDL series User Guide | ||
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