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CIFS authentication problem with NT Error (0x103) due to slow netlogon response

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ontap-9
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nas
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Applies to

  • ONTAP 9
  • CIFS
  • Active Directory
  • NTLM

Issue

  • CIFS server tries to authenticate with domain user and receives STATUS_PENDING (NT Error 0x103) from Domain Controller (DC) server
  • ONTAP closes TCP session after timeout of 3 seconds
  • DC server responds to the Vserver after the timeout with Netlogon data
  • EMS Log :

[?] Mon Feb 07 14:57:34 +0100 [<node_name>: secd: secd.cifsAuth.problem:error]: vserver (<Vserver_Name>) General CIFS authentication problem. Error: Ontap admin cifs authentication basic procedure failed (Retries: 2) **[  3263] Attempt 1 FAILURE: Unexpected state: Error 6776 at file:src/FrameWork/Socket.cpp func:ReceiveDataOnSocket line:1233 **[  3263] Attempt 1 FAILURE: Pass-through authentication request failed.

  • Secd.log :
Mon May 16 2022 15:30:49 +02:00 Successfully authenticated with DC dc1.domain.local { in connectToDomainController() at src/connection_manager/secd_connection.cpp:302 }
Mon May 16 2022 14:30:52 +02:00 Error!!! Call timeout after 3 seconds aborting with 1 commands pending  { in ReceiveDataOnSocket() at src/FrameWork/Socket.cpp:1231 }
 

  • Netlogon.log :

    05/16 15:30:49 [LOGON] Domain: SamLogon: Network logon of domain\usr01 from \\Computer01 (via CIFS1) Entered
    05/16 15:30:56 [LOGON] Domain: SamLogon: Network logon of domain\usr01 from \\Computer01 (via CIFS1) Returns 0x0  <-- 7 seconds

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