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CIFS access from client fails and EMS logs Nblade.noSmbVerNegotiated

Last Updated:

Applies to

  • ONTAP 9
  • CIFS


While troubleshooting CIFS access issues from a specific client, the EMS logs show the following which matches that clients IP:

Wed Aug 11 09:26:51 GMT [NODENAMDE: kernel: Nblade.noSmbVerNegotiated:error]: For Vserver "VSERVERNAME", Data ONTAP(R) could not negotiate with the client "" because it does not support any of the SMB protocol versions that the client sent in the list " <LM1.2X002;LANMAN2.1;NT LM 0.12;POSIX 2>".


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