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secd.ldap.noServers events due to expired and unknown certificate on DC

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Category:
ontap-9
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nas
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Applies to

  • ONTAP 9
  • Lightweight Directory Access Protocol (LDAP)
  • Domain Controller (DC)

Issue

  • In EMS these events can be observed:
secd.ldap.noServers: None of the LDAP servers configured for Vserver (SVM1) are currently accessible via the network for LDAP service type (Service: LDAP (Active Directory), Operation: SiteDiscovery)
  • In SecD log we see these errors when TLS authentication is attempted:
Wed May 08 2024 13:57:27 +01:00 [kern_secd:info:14596] | [000.227.466]  debug:  LDAP TLS Alert generated is 'fatal:certificate expired'
Mon May 27 2024 12:46:08 +01:00 [kern_secd:info:14423] | [000.052.789]  debug:  LDAP TLS Alert generated is 'fatal:unknown CA'
Mon May 27 2024 12:46:08 +01:00 [kern_secd:info:14423] | [000.052.893]  info :    Additional info: error:0A000086:SSL routines::certificate verify failed (unable to get issuer certificate) { in ldapInitialize() at src/connection_manager/secd_connection.cpp:2406 }

 

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