MessageVersion.CreateVersion Method (EnvelopeVersion)
Creates a message version object by using WS-Addressing 1.0 and with a specified SOAP version.
Assembly: System.ServiceModel (in System.ServiceModel.dll)
The SOAP versions currently available are SOAP 1.1 and SOAP 1.2. There is an EnvelopeVersion for each version of SOAP that contains the data relevant to its use.
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.