On 4 Sep 2012, at 11:45 , Ataklti Teklehaymanot wrote: > I want to use the SFP port > I have cisco switch 2960 with Version 12.2(50)SE > and I have also GLC-LH-SM SFP transceiver > When I plug the SFP transceiver without anything it gives me an error > %GBIC_SECURITY_CRYPT-4-ID_MISMATCH: Identification check failed for > GBIC in port Gi0/1 > %PHY-4-UNSUPPORTED_TRANSCEIVER: Unsupported transceiver found in Gi0/1 > > please help me what I have to do. Thank you for your time
Two possibilities: 1. Use 'real' cisco branded SFP 2. config this: service unsupported-transceiver --maarten
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