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Community Member

SFF8472-3-THRESHOLD_VIOLATION on ME-3800X

Hi All,

Please see the logs below on Cisco ME-3800X, We are using IOS  "me380x-universalk9-mz.153-2.S.bin"

%SFF8472-3-THRESHOLD_VIOLATION: Gi0/8: Rx power low warning; Operating value: -20.3 dBm, Threshold value: -19.0 dBm.

is this bug ?anyone encounter this error ?

Please help on this.

Regards.

2 REPLIES
Community Member

SFF8472-3-THRESHOLD_VIOLATION on ME-3800X

Similar symptoms are in Cisco IOS Release 15.1(3)S5 but it was resolved

CSCtu42387

Symptoms: Gigabit and 10 Gigabit Fiber link reporting threshold violation alarm in Cisco ME3600, Cisco ME3800, and Cisco 7600 devices. The "%SFF8472-3-THRESHOLD_VIOLATION: Gi0/11: Rx power high alarm" error message is seen on ports.

Conditions: This symptom is observed on Cisco ME3600, Cisco ME3800, and Cisco 7600 devices. The messages are seen with the interface shut or no shut.

SFF8472-3-THRESHOLD_VIOLATION Gi5/1: Rx power low alarm; Operating value:

-28.5 dBm, Threshold value: -24.0 dBm

Workaround: Fixing the fiber signal issue or disconnecting the fiber from the transceiver has been known to stop the messages

Community Member

SFF8472-3-THRESHOLD_VIOLATION on ME-3800X

Similar issue has been tracked under defect mentioned above CSCtu42387, but the fix has been integrated into 15.3(2)S build.

I would suggest you to try to reseat an SFP and verify if the message will clear.

Thank you

-- 
Best regards,
Dmitry Skotnikov

-- Best regards, Dmitry Skotnikov
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