Interfaces
Page 336 7750 SR Interface Configuration Guide
cpr-window-size
Syntax cpr-window-size window-size
Context config>port>dwdm>coherent
Description This command configure the window size used for carrier phase recovery.
Default 32
Parameters window-size — Indicates the number of symbols used for carrier phase recovery algorithm of the receiver.
When this parameter is changed, the link will bounce because the receiver needs to be reconfigured.
Values [2|4|8|16|32|64] symbols
wavetracker
Syntax wavetracker
Context config>port>dwdm
Description This command validates whether or not the port supports Wavetracker.
Default None
power-control
Syntax [no] power-control
Context config>port>dwdm>wavetracker>power-control
Description This command specifies whether the power control loop should be turned on to actively control the laser’s
launch power to the specified target power. When power-control is disabled, the launch power is set to the
laser’s maximum achievable power.
Default no power-control
Parameters no power-control — Laser output power is set to maximum.
power-control — Actively control the laser’s output power to achieve the target power.
target-power
Syntax target-power dBm
Context config>port>dwdm>wavetracker>power-control
Description This command specifies launch power in dBm for the DWDM Wavetracker-enabled interface.
Default -20.00 dBm
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