Overview#Each ObjectClass MUST have one or more attributes designated as Naming Attributes.
Naming Attributes can be either mandatory or optional attributes, but at least one MUST be given a value when creating an ObjectClass. If the only Naming Attributes is declared as optional, it is, in effect, REQUIRED.
Naming Attributes specify the rules for the partial name of the object. For example, Organization objects are named by the O (Organization Name) attribute. This attribute is the only attribute value that can appear in an organizational entry’s partial name.
Naming Attributes always suggest you follow Best Practices For LDAP Naming Attributes when setting values for Naming Attributes.