Autonegotiate cifs protocol to the highest protocol allowed by smb-server.

Solution Verified - Updated -


  • Support SMB auto-negotiation while mounting CIFS shares.
  • After update to RHEL 7.6 release, some directories stopped working. They are giving permission denied to the users when trying to upload.


  • Red Hat Enterprise Linux 7.6
  • seen on kernel-3.10.0-957.el7 and above.

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