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Intermittent issues while accessing files on a CIFS share due to SMB Signing

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Category:
ontap-9
Specialty:
NAS
Last Updated:

Applies to

  • ONTAP 9
  • CIFS/SMB Signing

Issue

  • Intermittent issues while accessing files on a CIFS share

  • Client OS opens some SMB sessions with signing required, others with no signing required

    Security mode: 0x02, Signing enabled
    .... ...0 = Signing enabled: False
    .... ..1. = Signing required: True

  • Issue has been observed in Antivirus servers part of Vscan configuration causing intermittent permissions issues for scan-engine

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