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LdapSessionOptions.StartTransportLayerSecurity Method

The StartTransportLayerSecurity method starts transport layer security encryption.

Namespace: System.DirectoryServices.Protocols
Assembly: System.DirectoryServices.Protocols (in system.directoryservices.protocols.dll)

public void StartTransportLayerSecurity (
	DirectoryControlCollection controls
public void StartTransportLayerSecurity (
	DirectoryControlCollection controls
public function StartTransportLayerSecurity (
	controls : DirectoryControlCollection
Not applicable.



A DirectoryControlCollection object that contains the controls to use.

Exception typeCondition


The LdapConnection object is already disposed.


The request failed.


An LDAP error occurred.

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0