VDSL C
OMMANDS
29-12
Example
This example sets a HAM band notch in the transmitted power spectrum
to avoid interference with CB radios.
Related Commands
show lre region-ham-band (29-65)
lre ham-band (29-7)
lre psd-breakpoints
This command sets the number of frequency breakpoints in the PSD
mask. Use the no form to restore the default setting.
Syntax
lre psd-breakpoints number
no lre psd-breakpoints
number – The number of frequency breakpoints used in the PSD
mask. (Range: 0-28)
Default Setting
28
Command Mode
Global Configuration
Interface Configuration (VDSL Port)
Command Usage
Enter this command in global configuration mode to configure the
number of breakpoints for all VDSL ports, or in interface mode to
configure it for a specific VDSL port.
Breakpoints are associated with a signal frequency using the lre
psd-frequencies command (page29-13), and used in conjunction with
the power levels defined by the lre psd-value command (page29-15)
to create a PSD mask used for in-band spectrum shaping, set the Limit
Console(config)#interface ethernet 1/1
Console(config-if)#lre region-ham-band 34
Console(config-if)#