MulticastOption.LocalAddress Property
.NET Framework 4.5
Gets or sets the local address associated with a multicast group.
Namespace: System.Net.Sockets
Assembly: System (in System.dll)
The LocalAddress property contains the IP address of the interface associated with the multicast group membership. If LocalAddress is set to Any, the default interface is used.
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.