Bad protocol option.
[Visual Basic] Public Const WSAENOPROTOOPT As Integer [C#] public const int WSAENOPROTOOPT; [C++] public: const int WSAENOPROTOOPT; [JScript] public var WSAENOPROTOOPT : int;
An unknown, invalid, or unsupported option or protocol level was specified in a GetSockOpt or SetSockOpt call.
SocketErrors Class | SocketErrors Members | System.Net.Sockets Namespace