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Configuration Using the NMS
70 4929 DSLAM Installation and User’s Guide 4929-A2-ZN20-30
SNR Advanced Configuration
SNR settings may greatly affect ADSL performance. Do not change SNR
settings unless so advised by your service provider.
To configure SNR settings:
1 Click on the Advanced Config tab. The Configuration SNR settings
screen appears.
2 Select or enter the following parameters:
Parameter Description
Port Select a port from the drop-down list.
SNR (dB) Setting Specify the upstream and downstream Signal to
Noise Ratio settings for the selected ports.
Reed Solomon Error
Correction Settings:
Delay
Specify the upstream and downstream
Reed-Solomon delay.
Reed Solomon Error
Correction Settings:
Correction
Specify the upstream and downstream
Reed-Solomon correction.
EC/FDM Specify the upstream and downstream Echo
Cancellation or Frequency Division
Multiplexing mode.
Fast Buffer Setting Specify the buffer setting: Fast or Interleave.