ADC CUDA 3 - Manual (Page 425)

Cuda 12000 IP Access Switch CLI-based Administration Guide
Defining Modulation Profiles 423
Shortened
The Shortened parameter enables the truncation of FEC codeword.
You specify whether to keep the codeword fixed or enable truncation of the
FEC codeword by performing the following tasks:
.
Scrambler
The Scrambler parameter enables or disables the scrambler.
You configure the scrambler by performing the following tasks:
.
Task Command
1. Enter cable interface
mode.
interface cable <c/s/i>
2. Configure codeword
length.
modulation-profile <profile number>
interval-usage {initial | long | request | short |
station} last-cw {fixed | shortened}
Task Command
1. Enter cable interface
mode.
interface cable <c/s/i>
2. Enable the scrambler. modulation-profile <profile number>
interval-usage {initial | long | request | short |
station} scrambler
3. Disable the scrambler. modulation-profile <profile number>
interval-usage {initial | long | request | short |
station} no scrambler