Gets or sets a value that indicates whether a session is required by the contract.
Assembly: System.ServiceModel (in System.ServiceModel.dll)
A reliable session is a way of correlating a set of messages exchanged between two or more endpoints (using the WS-ReliableMessaging specification) to provide assurances of the reliability of the connection.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.