The is used to perform all processing related to SASL PLAIN authentication. 1.3.6.1.4.1.26027.1.2.45 ds-cfg-plain-sasl-mechanism-handler ds-cfg-sasl-mechanism-handler org.opends.server.extensions.PlainSASLMechanismHandler Specifies the DN of the identity mapper to use. Specifies the DN of the configuration entry for the identity mapper that should be used to match client authentication and authorization IDs to user entries. cn=identity mappers,cn=config 1.3.6.1.4.1.26027.1.1.148 ds-cfg-identity-mapper-dn