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LDAP over TLS error: hostname does not match CN in peer certificate

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Category:
ontap-9
Specialty:
nas
Last Updated:

Applies to

  • ONTAP 9.x
  • LDAP over TLS
  • DNS

Issue

  • LDAP over TLS connection error: hostname does not match CN in peer certificate
    • Example:
12/31/2023 12:00:00 cluster1-01     ERROR         secd.unexpectedFailure: Unexpected SecD failure in Vserver "svm1". Details: Error: Validate the Ldap configuration procedure failed
  [  0 ms] Hostname found in Name Service Cache
  [     1] IP Address found in Name Service Cache
  [     1] Resolved LDAP servers: 10.20.30.40. Vserver: 5
  [     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.domain.com) does not match CN (server2.domain.com) in peer certificate
[ 18] Unable to connect to LDAP (NIS & Name Mapping) service on server1.example.com
[ 18] No servers available for LDAP_NIS_AND_NAME_MAPPING, vserver: 5, domain: .
**[ 18] FAILURE: Unable to make a connection (LDAP (NIS & Name Mapping):), Result: RESULT_ERROR_SECD_NO_SERVER_AVAILABLE
 

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