Verifying PRBS
You can monitor the status of Pseudo Random Binary Sequence (PRBS) on the CoherentDSP or ODU4
controller using the following command:
show controllers coherentDSP | ODU4 R/S/I/P prbs-details
RP/0/RP0/CPU0:ios#show controllers coherentDSP 0/1/0/0 prbs-details
Wed Nov 6 23:12:22.464 UTC
----------------------PRBS details------------------
PRBS Test : Enable
PRBS Mode : Source
PRBS Pattern : PN7
PRBS Status : Not Applicable
---------------------------------------------------
RP/0/RP0/CPU0:ios#show controllers ODU4 0/3/0/8 prbs-details
Mon Jan 11 05:29:12.436 UTC
-------------------------PRBS details----------------------------------
PRBS Test : Enable
PRBS Mode : Source
PRBS Pattern : PN7
PRBS Status : Not Applicable
---------------------------------------------------
RP/0/RP0/CPU0:ios#show controllers ODU4 0/3/0/1/1 prbs-details
Mon Jan 11 05:27:56.370 UTC
-------------------------PRBS details----------------------------------
PRBS Test : Enable
PRBS Mode : Sink
PRBS Pattern : PN7
PRBS Status : Locked
---------------------------------------------------
• You cannot view any details, if the PRBS is not enabled on the trunk.
• PRBS status is shown as Not Applicable, when the mode is Source.
• PRBS status is shown as unlocked, when the signal is not locked on the receiving side in the Sink or
Source-Sink mode.
Viewing PRBS Performance Monitoring Parameters
To view the PRBS PM parameters on the coherentDSP controller, use the following command:
show controllers coherentDSP | ODU4 R/S/I/P pm {current | history }{15-min|24-hour} prbs
RP/0/RP0:ios#show controllers coherentDSP 0/0/0/1 pm current 15-min prbs
Mon Feb 13 00:58:48.327 UTC
PRBS in the current interval [00:45:00 - 00:58:48 Mon Feb 13 2019]
PRBS current bucket type : Valid
EBC : 40437528165
FOUND-COUNT : 1 FOUND-AT-TS : 00:51:22 Mon Feb 13 2019
LOST-COUNT : 1 LOST-AT-TS : 00:52:52 Mon Feb 13 2019
Configuring Controllers
48
Configuring Controllers
Verifying PRBS
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