The maps an identifier string to user entries by searching for the entry containing a specified attribute whose value is the provided identifer. 1.3.6.1.4.1.26027.1.2.45 ds-cfg-exact-match-identity-mapper ds-cfg-identity-mapper org.opends.server.extensions.ExactMatchIdentityMapper Specifies the attribute to use to perform the mapping. Specifies the name or OID of the attribute whose value should exactly match the ID string provided to this identity mapper. At least one value must be provided. All values must refer to the name or OID of an attribute type defined in the Directory Server schema. If multiple attribute type names or OIDs are provided, then at least one of those attributes must contain the provided ID string value in exactly one entry. 1.3.6.1.4.1.26027.1.1.146 ds-cfg-match-attribute Specifies the set of base DNs below which to search for users. Specifies the base DN(s) that should be used when performing searches to map the provided ID string to a user entry. If no values are provided, then the server will search below all public naming contexts. The server will search below all public naming contexts. 1.3.6.1.4.1.26027.1.1.147 ds-cfg-match-base-dn