RHEL / AD integration fails with "GSSAPI-encrypted LDAP connection" error

Solution Verified - Updated -

Issue

  • RHEL client using SSSD fails to authenticate against Active Directory
  • Failed to initialize credentials using keytab
  • Unable to create GSSAPI-encrypted LDAP connection

Environment

  • Red Hat Enterprise Linux (RHEL)
  • Windows Active Directory 2008
  • sssd with id_provider=ldap and auth_provider=krb5

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