Cisco doc: troubleshooting an unsupported transceiver in a Catalyst 3850 network module

Question

Cisco troubleshooting document: inserting certain SFPs (for example GLC-SX-MMD or third-party modules) into a Catalyst 3850 C3850-NM sub-module produces %PLATFORM_PM-6-MODULE_ERRDISABLE: The inserted SFP module ... is not supported and %PM-4-ERR_DISABLE: gbic-invalid ... putting ... in err-disable state.

Hardware: Cisco Catalyst 3850, C3850-NM sub-module
Transceivers: GLC-SX-MMD, third-party SFP
Form factor: SFP, SFP+

Symptoms / messages:

%PLATFORM_PM-6-MODULE_ERRDISABLE
%PM-4-ERR_DISABLE: gbic-invalid
port err-disabled

txhawk · Accepted Answer

Check the Optics Interoperability Matrix; to permit the module run no errdisable detect cause gbic-invalid and service unsupported-transceiver, then shut/no shut and reseat; if it persists upgrade the software.

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