Otsspanlosspoweroutofspecificationlow; Payloadmissingindication; Portlossoflight - Fujitsu 1FINITY L100 User Manual

System Maintenance
Trouble Clearing

otsSpanlossPowerOutOfSpecificationLow

Entity Type
ots

payloadMissingIndication

Entity Type
oms

portLossOfLight

Entity Type
Port (Edge)/PIL1-3PS2
·
Release 19.1.1 Issue 1.1, May 2021
Service
Severity Direction
Affected
critical service- receive
affecting
Probable Cause
■ The threshold level has been improperly
set.
■ Attenuation on existing span has
decreased.
Service
Severity Direction
Affected
warning service- receive
affecting
Probable Cause
■ No optical signal is detected in any of
the OCH carriers. This function is
implemented through the OSC.
■ No optical signal is detected in the OTS
payload. PMI suppresses the WDM
lossOfSignal alarm at the far end.
Service
Severity Direction
Affected
critical service- transmit
affecting
Probable Cause
A Loss of Light (LOL) has occurred on the
receive side of the edge port and the
admin-status is down.
Location Description
NEND SPANLOSS Out of Specification–Low
Suggested Corrective Action
1. Verify the proper threshold levels with local standards.
2. If needed, reset the PM threshold to correct.
3. Follow local practices to check the physical
characteristics of the existing span.
Location Description
NEND Payload Missing Indication
Suggested Corrective Action
Clear the trouble upstream that is preventing the node from
receiving PMI reports from its provisioned channels.
Location Description
NEND Port Loss of Light: TYPE = <unit type>
Suggested Corrective Action
Verify the local receive and upstream transmit level.
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