FSMO Archive

FSMO Role: PDC Emulator

The Primary Domain Controller (PDC) Emulator FSMO role is one of the three domain-wide operations master roles, i.e. in each domain there should be only one domain controller which is the owner of this role. Initially, the main task of PDC Emulator was to ensure compatibility with earlier versions

FSMO Role: RID Master

The RID master (Relative Identifier) is one of three FSMO domain-level roles, i.e. each domain must have one domain controller which owns this role. A domain controller with the RID Master role is responsible for allocating a unique RID sequence to each domain controller in its domain, as well

FSMO Role: Domain Naming Master

Domain Naming Master — another forest-wide FSMO role (as well as Schema Master role), i.e. in the entire Active Directory forest can be only one domain controller with operation master role Domain Naming Master. The owner of this role is responsible for operations related with Active Directory domain names:

FSMO Role: Schema Master

Schema Master is another FSMO role which is responsible for making changes to the Active Directory schema. The schema stores descriptions of all Active Directory classes and attributes (LDAP://cn=schema,cn=configuration,dc=<domain>). Changes to the AD schema are rarely made: for example, when you extend the schema using adprep/forestprep, upgrade the domain

FSMO Role: Infrastructure Master

We continue the series of articles about FSMO roles in the Active Directory domain. This time, we will take a closer look at the FSMO role — Infrastructure Master. As been said previously, the Infrastructure Master role is a domain-level role, i.e. in every AD domain there can be