ADC CUDA 3 - Manual (Page 409)

Cuda 12000 IP Access Switch CLI-based Administration Guide
Configuring Upstream Channels 407
Enable Zero Frequency Adjustment
If enabled, the frequency adjustment item in range response message is
unconditionally set to 0. Useful for debugging. By default, Enable Zero
Frequency Adjustment is disabled.
Perform the following task within interface cable mode to enable or
disable zero frequency adjustment on an upstream channel.
Task Command
1. Enable interface cable mode. interface cable
2. Enable or disable zero frequency
adjustment.
upstream ranging
zero-frequency-adjust {enable |
disable}