Active Directory is directory service used by Microsoft for Windows Server known as Exchange Server. The Active Directory basically authenticates and authorizes various users over network. It also engages in updating software and tools available in the system at regular interval of time. It acts as a primary entity or platform for many application of MS Exchange with .dit database. It is basically a union of all non-store related information which is mainly a configuration data with the Servers. Whenever user tries to create a new group or user then he has to communicate with Active Directory. In-order to complete the process user requires membership in Administrators Group or Equivalent group. ADLDS is a light weight Directory Access Protocol which is basically a directory service. It provides crucial support for the directory enabled applications without depending upon Active Directory Domain Services (ADDS). However the ADLDS’s mechanism is somewhat similar to ADDS but it does not controls domain.
