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"SecD Error: no server available" because hostname in files does not match CN in peer certificate

  1. Last updated
    Jan 6, 2025
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372
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
nas
Last Updated:
1/6/2025, 1:20:17 PM

Applies to

  • ONTAP 9
  • DNS
  • Active Directory
  • CIFS
  • StartTLS

Issue

  • Unable to reset CIFS password

    • ::>cifs password-reset -vserver svm1
      Error: command failed: Password update failed. Reason: SecD Error: no server available

  • EMS says that cifs password reset failed because hostname does not match CN

    • ::> event log show -source secd
      12/31/2023 12:00:00 cluster1-01 ERROR secd.unexpectedFailure: Unexpected SecD failure in Vserver "svm1". Details: Error: CIFS server password reset procedure failed
      ...
      [ 1] Successfully connected to ip 10.20.30.40, port 389 using TCP
      [ 18] Unable to start TLS: Connect error
      [ 18] Additional info: TLS: hostname (server1) does not match CN (server1.domain.com) in peer certificate
      [ 18] Unable to connect to LDAP (Active Directory) service on server1
      [ 18] No servers available for MS_LDAP_AD, vserver: 5, domain: domain.com
      **[ 18] FAILURE: Unable to make a connection (LDAP (Active Directory): domain.com), Result: RESULT_ERROR_SECD_NO_SERVER_AVAILABLE

  • In the DNS server, the PTR record for IP 10.20.30.40 resolves to hostname server1.domain.com, which matches the CN in the DC's peer certificate

    • PS> nslookup 10.20.30.40

      Server: server1.domain.com
      Address: 10.20.30.40

      Name: server1.domain.com
      Address: 10.20.30.40

 

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