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System.DirectoryServices.ActiveDirectory Namespace

Provides a high level abstraction object model that builds around Microsoft Active Directory services tasks. The Active Directory service concepts such as forest, domain, site, subnet, partition, and schema are part of the object model.

Classes

ActiveDirectoryInterSiteTransport

The ActiveDirectoryInterSiteTransport class represents an inter-site transport object.

ActiveDirectoryObjectExistsException

The ActiveDirectoryObjectExistsException class exception is thrown when an Active Directory Domain Services object is created and that object already exists in the underlying directory store.

ActiveDirectoryObjectNotFoundException

The ActiveDirectoryObjectNotFoundException class exception is thrown when a requested object is not found in the underlying directory store.

ActiveDirectoryOperationException

The ActiveDirectoryOperationException class exception is thrown when an underlying directory operation fails.

ActiveDirectoryPartition

The ActiveDirectoryPartition class is an abstract class that represents a directory partition in a domain.

ActiveDirectoryReplicationMetadata

The ActiveDirectoryReplicationMetadata class contains replication information for a set of Active Directory Domain Services attributes.

ActiveDirectoryRoleCollection

The ActiveDirectoryRoleCollection class is a read-only collection that contains ActiveDirectoryRole objects.

ActiveDirectorySchedule

The ActiveDirectorySchedule class represents the weekly schedule for an Active Directory Domain Services replication.

ActiveDirectorySchema

The ActiveDirectorySchema class represents the schema partition for a particular domain.

ActiveDirectorySchemaClass

The ActiveDirectorySchemaClass class represents a schema class definition that is contained in the schema partition.

ActiveDirectorySchemaClassCollection

The ActiveDirectorySchemaClassCollection class is a read/write collection that contains ActiveDirectorySchemaClass objects.

ActiveDirectorySchemaProperty

The ActiveDirectorySchemaProperty class represents a schema property definition that is contained in the schema partition.

ActiveDirectorySchemaPropertyCollection

The ActiveDirectorySchemaPropertyCollection class is a read/write collection that contains ActiveDirectorySchemaProperty objects.

ActiveDirectoryServerDownException

The ActiveDirectoryServerDownException class exception is thrown when a server is unavailable to respond to a service request.

ActiveDirectorySite

The ActiveDirectorySite class defines a set of domain controllers that are well-connected in terms of speed and cost. A site object consists of a set of one or more IP subnets.

ActiveDirectorySiteCollection

The ActiveDirectorySiteCollection class is a read/write collection that contains ActiveDirectorySite objects.

ActiveDirectorySiteLink

The ActiveDirectorySiteLink class represents a set of two or more sites that can be scheduled, for replication, to communicate at uniform cost and through a particular transport.

ActiveDirectorySiteLinkBridge

The ActiveDirectorySiteLinkBridge class represents a set of site links that communicate through a transport.

ActiveDirectorySiteLinkCollection

The ActiveDirectorySiteLinkCollection class is a read/write collection that contains ActiveDirectorySiteLink objects.

ActiveDirectorySubnet

The ActiveDirectorySubnet class represents a subnet in a Forest.

ActiveDirectorySubnetCollection

The ActiveDirectorySubnetCollection class is a read/write collection that contains ActiveDirectorySubnet objects.

AdamInstance

The AdamInstance class represents an AD LDS instance server.

AdamInstanceCollection

The AdamInstanceCollection class is a read-only collection that contains AdamInstance objects.

AdamRoleCollection

The AdamRoleCollection class is a read-only collection that contains AdamRole items.

ApplicationPartition

The ApplicationPartition class represents an application partition for a particular domain.

ApplicationPartitionCollection

The ApplicationPartitionCollection class is a read-only collection that contains ApplicationPartition objects.

AttributeMetadata

The AttributeMetadata class is used to contain replication metadata for an Active Directory Domain Services attribute.

AttributeMetadataCollection

A read-only collection that contains ApplicationPartition objects.

ConfigurationSet

The ConfigurationSet class represents a configuration set for one or more AD LDS instances.

DirectoryContext

The DirectoryContext class identifies a specific directory and the credentials that are used to access the directory.

DirectoryServer

The DirectoryServer class is an abstract class that represents an Active Directory Domain Services server or AD LDS instance.

DirectoryServerCollection

The DirectoryServerCollection class is a read/write collection that contains DirectoryServer objects.

Domain

The Domain class represents an Active Directory domain.

DomainCollection

The DomainCollection class is a read-only collection that contains Domain objects.

DomainController

The DomainController class represents a domain controller in an Active Directory domain.

DomainControllerCollection

The DomainControllerCollection class is a read-only collection that contains DomainController objects.

Forest

The Forest class represents an Active Directory Domain Services forest.

ForestTrustCollisionException

The ForestTrustCollisionException class exception is thrown when a trust collision occurs during a trust relationship management request.

ForestTrustDomainInfoCollection

The ForestTrustDomainInfoCollection class is a read-only collection that contains ForestTrustDomainInformation objects.

ForestTrustDomainInformation

The ForestTrustDomainInformation class contains information about a Domain object and is contained in a ForestTrustDomainInfoCollection object.

ForestTrustRelationshipCollision

Represents a collision record resulting from a collision between forest trust records.

ForestTrustRelationshipCollisionCollection

The ForestTrustRelationshipCollisionCollection class is a read-only collection that contains ForestTrustRelationshipCollision objects.

ForestTrustRelationshipInformation

The ForestTrustRelationshipInformation class contains information about a trust relationship between two Forest objects.

GlobalCatalog

The GlobalCatalog class represents a global catalog server. A global catalog server is a domain controller that hosts a replica of the global catalog.

GlobalCatalogCollection

The GlobalCatalogCollection class is a read-only collection that contains GlobalCatalog objects.

ReadOnlyActiveDirectorySchemaClassCollection

The ReadOnlyActiveDirectorySchemaClassCollection class is a read-only collection that contains ActiveDirectorySchemaClass objects.

ReadOnlyActiveDirectorySchemaPropertyCollection

The ReadOnlyActiveDirectorySchemaPropertyCollection class is a read-only collection that contains ActiveDirectorySchemaProperty objects.

ReadOnlyDirectoryServerCollection

The ReadOnlyDirectoryServerCollection class is a read-only collection that contains DirectoryServer objects.

ReadOnlySiteCollection

The ReadOnlySiteCollection class is a read-only collection of ActiveDirectorySite objects.

ReadOnlySiteLinkBridgeCollection

The ReadOnlySiteLinkBridgeCollection class is a read-only collection that contains ActiveDirectorySiteLinkBridge objects.

ReadOnlySiteLinkCollection

The ReadOnlySiteLinkCollection class is a read-only collection that contains ActiveDirectorySiteLink objects.

ReadOnlyStringCollection

The ReadOnlyStringCollection class is a read-only collection that contains String objects.

ReplicationConnection

The ReplicationConnection class represents a replication connection.

ReplicationConnectionCollection

The ReplicationConnectionCollection class is a read-only collection of ReplicationConnection objects.

ReplicationCursor

The ReplicationCursor class represents a replication operation occurrence.

ReplicationCursorCollection

The ReplicationCursorCollection class is a read-only collection that contains ReplicationCursor objects.

ReplicationFailure

Contains information about a failed replication attempt.

ReplicationFailureCollection

The ReplicationFailureCollection class is a read-only collection that contains ReplicationFailure objects.

ReplicationNeighbor

The ReplicationNeighbor class contains information about a replication neighbor of an AdamInstance or DomainController object.

ReplicationNeighborCollection

The ReplicationNeighborCollection class is a read-only collection that contains ReplicationNeighbor objects.

ReplicationOperation

The ReplicationOperation class represents an Active Directory Domain Services replication operation.

ReplicationOperationCollection

The ReplicationOperationCollection class is a read-only collection that contains ReplicationOperation objects.

ReplicationOperationInformation

The ReplicationOperationInformation class contains information about an Active Directory Domain Services replication operation.

SyncFromAllServersErrorInformation

Contains information about a SyncFromAllServersOperationException exception.

SyncFromAllServersOperationException

The SyncFromAllServersOperationException exception is thrown when the request to synchronize from all servers fails.

TopLevelName

Contains forest trust account information about a top-level domain in a Forest.

TopLevelNameCollection

The TopLevelNameCollection class is a read-only collection that contains TopLevelName objects.

TrustRelationshipInformation

The TrustRelationshipInformation class contains information for a trust relationship between a pair of Domain or Forest objects.

TrustRelationshipInformationCollection

The TrustRelationshipInformationCollection class contains a collection of TrustRelationshipInformation objects.

Enums

ActiveDirectoryRole

Identifies specific roles within a domain.

ActiveDirectorySiteOptions

Specifies the bit identifiers for the ActiveDirectorySite object site options.

ActiveDirectorySyntax

Specifies the data representation (syntax) type of a ActiveDirectorySchemaProperty object.

ActiveDirectoryTransportType

Identifies the transport type of a replication connection.

AdamRole

Indicates specific roles of a AdamInstance object.

DirectoryContextType

Specifies the context type for an DirectoryContext object.

DomainCollisionOptions

Specifies additional information about a forest trust collision when the CollisionType property value is Domain.

DomainMode

Indicates the mode that a domain is operating in.

ForestMode

Indicates the mode in which a Forest is operating.

ForestTrustCollisionType

Specifies the collision type of a ForestTrustRelationshipCollision object.

ForestTrustDomainStatus

Indicates the status of a forest trust relationship.

HourOfDay

Indicates the hour of the day.

LocatorOptions

Specifies search flags for finding a domain controller in a domain.

MinuteOfHour

Indicates the 15-minute intervals within an hour.

NotificationStatus

Represents the notification status of a replication connection.

PropertyTypes

Specifies the property types to select when calling the FindAllProperties(PropertyTypes) method.

ReplicationNeighbor.ReplicationNeighborOptions

Specifies the options for a ReplicationNeighbor object.

ReplicationOperationType

Indicates a specific type of replication operation.

ReplicationSecurityLevel

Specifies the Active Directory Lightweight Directory (AD LDS) Services replication authentication mode.

ReplicationSpan

Determines the span of a replication connection.

SchemaClassType

Specifies the class type of an ActiveDirectorySchemaClass object.

SyncFromAllServersErrorCategory

Contains information about a SyncFromAllServersOperationException.

SyncFromAllServersEvent

Used in the SyncUpdateCallback delegate to specify the type of synchronization event.

SyncFromAllServersOptions

Specifies additional options when performing a synchronization.

TopLevelNameCollisionOptions

Specifies additional information about a forest trust collision when the CollisionType property value is TopLevelName.

TopLevelNameStatus

Indicates the forest trust account status of a top-level domain in a forest.

TrustDirection

Indicates the direction of a trust.

TrustType

Indicates the type of a TrustRelationshipInformation object.

Delegates

SyncUpdateCallback

Receives event notifications during a replica synchronization.

Remarks

The System.DirectoryServices.ActiveDirectory namespace is used to automate Active Directory management tasks. System.DirectoryServices.ActiveDirectory is not used to access data that resides within Active Directory or any other directory service. The System.DirectoryServices namespace should be used for this purpose.

See also