RFC 1836 O/R Addresses in the X.500 DIT August 1995 objects are represented in the directory information tree is specified in Table 1. A given object class defined in the table will always be higher in the DIT than an object class defined lower down the table. Valid combinations of O/R Address components are defined in X.400. /\ / \ C=GB / \ Numeric-C=234 / \ / \ / \ +------------+