This illustration shows a directory information tree (DIT) in Oracle Internet Directory and corresponding multiple domains in Microsoft Active Directory. The DIT in Oracle Internet Directory extends downward from the root DSE to dc=com to dc=MyCompany to dc=us. From there it divides into two branches: dc=a and dc=b. The node dc=a extends to users, and, similarly, the node dc=b extends to users. The multiple domains in Microsoft Active Directory has as the root. From there it extends downward to and Each of the latter two nodes extends downward to a node labeled users.