## Vanara.PInvoke.Ws2_32  
PInvoke API (methods, structures and constants) for WinSock and WinSock2 imported from Windows Ws2_32.dll.

- Includes methods from ws2_32.dll  
- Current NuGet release: [![Nuget](https://img.shields.io/nuget/v/Vanara.PInvoke.Ws2_32?logo=nuget&style=flat-square)![Nuget](https://img.shields.io/nuget/dt/Vanara.PInvoke.Ws2_32?label=%20&style=flat-square)](https://www.nuget.org/packages/Vanara.PInvoke.Ws2_32)  
### Methods - 100% API coverage (138 of 138 functions)  
Native Method | Header | Managed Method  
--- | --- | ---  
[__WSAFDIsSet](https://www.google.com/search?num=5&q=__WSAFDIsSet+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.__WSAFDIsSet](https://github.com/dahall/Vanara/search?l=C%23&q=__WSAFDIsSet)  
[accept](https://www.google.com/search?num=5&q=accept+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.accept](https://github.com/dahall/Vanara/search?l=C%23&q=accept)  
[AcceptEx](https://www.google.com/search?num=5&q=AcceptEx+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.AcceptEx](https://github.com/dahall/Vanara/search?l=C%23&q=AcceptEx)  
[bind](https://www.google.com/search?num=5&q=bind+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.bind](https://github.com/dahall/Vanara/search?l=C%23&q=bind)  
[closesocket](https://www.google.com/search?num=5&q=closesocket+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.closesocket](https://github.com/dahall/Vanara/search?l=C%23&q=closesocket)  
[connect](https://www.google.com/search?num=5&q=connect+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.connect](https://github.com/dahall/Vanara/search?l=C%23&q=connect)  
[FreeAddrInfoExW](https://www.google.com/search?num=5&q=FreeAddrInfoExW+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.FreeAddrInfoExW](https://github.com/dahall/Vanara/search?l=C%23&q=FreeAddrInfoExW)  
[FreeAddrInfoW](https://www.google.com/search?num=5&q=FreeAddrInfoW+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.FreeAddrInfoW](https://github.com/dahall/Vanara/search?l=C%23&q=FreeAddrInfoW)  
[GetAcceptExSockaddrs](https://www.google.com/search?num=5&q=GetAcceptExSockaddrs+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.GetAcceptExSockaddrs](https://github.com/dahall/Vanara/search?l=C%23&q=GetAcceptExSockaddrs)  
[GetAddrInfoExCancel](https://www.google.com/search?num=5&q=GetAddrInfoExCancel+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.GetAddrInfoExCancel](https://github.com/dahall/Vanara/search?l=C%23&q=GetAddrInfoExCancel)  
[GetAddrInfoExOverlappedResult](https://www.google.com/search?num=5&q=GetAddrInfoExOverlappedResult+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.GetAddrInfoExOverlappedResult](https://github.com/dahall/Vanara/search?l=C%23&q=GetAddrInfoExOverlappedResult)  
[GetAddrInfoExW](https://www.google.com/search?num=5&q=GetAddrInfoExW+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.GetAddrInfoExW](https://github.com/dahall/Vanara/search?l=C%23&q=GetAddrInfoExW)  
[GetAddrInfoW](https://www.google.com/search?num=5&q=GetAddrInfoW+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.GetAddrInfoW](https://github.com/dahall/Vanara/search?l=C%23&q=GetAddrInfoW)  
[gethostname](https://www.google.com/search?num=5&q=gethostname+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.gethostname](https://github.com/dahall/Vanara/search?l=C%23&q=gethostname)  
[GetHostNameW](https://www.google.com/search?num=5&q=GetHostNameW+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.GetHostNameW](https://github.com/dahall/Vanara/search?l=C%23&q=GetHostNameW)  
[GetNameInfoW](https://www.google.com/search?num=5&q=GetNameInfoW+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.GetNameInfoW](https://github.com/dahall/Vanara/search?l=C%23&q=GetNameInfoW)  
[getpeername](https://www.google.com/search?num=5&q=getpeername+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.getpeername](https://github.com/dahall/Vanara/search?l=C%23&q=getpeername)  
[getprotobyname](https://www.google.com/search?num=5&q=getprotobyname+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.getprotobyname_unsafe](https://github.com/dahall/Vanara/search?l=C%23&q=getprotobyname_unsafe)  
[getprotobynumber](https://www.google.com/search?num=5&q=getprotobynumber+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.getprotobynumber_unsafe](https://github.com/dahall/Vanara/search?l=C%23&q=getprotobynumber_unsafe)  
[getservbyname](https://www.google.com/search?num=5&q=getservbyname+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.getservbyname](https://github.com/dahall/Vanara/search?l=C%23&q=getservbyname)  
[getservbyport](https://www.google.com/search?num=5&q=getservbyport+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.getservbyport](https://github.com/dahall/Vanara/search?l=C%23&q=getservbyport)  
[getsockname](https://www.google.com/search?num=5&q=getsockname+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.getsockname](https://github.com/dahall/Vanara/search?l=C%23&q=getsockname)  
[getsockopt](https://www.google.com/search?num=5&q=getsockopt+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.getsockopt](https://github.com/dahall/Vanara/search?l=C%23&q=getsockopt)  
[htonl](https://www.google.com/search?num=5&q=htonl+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.htonl](https://github.com/dahall/Vanara/search?l=C%23&q=htonl)  
[htons](https://www.google.com/search?num=5&q=htons+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.htons](https://github.com/dahall/Vanara/search?l=C%23&q=htons)  
[inet_addr](https://www.google.com/search?num=5&q=inet_addr+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.inet_addr](https://github.com/dahall/Vanara/search?l=C%23&q=inet_addr)  
[inet_ntoa](https://www.google.com/search?num=5&q=inet_ntoa+site%3Alearn.microsoft.com) | wsipv6ok.h | [Vanara.PInvoke.Ws2_32.inet_ntoa](https://github.com/dahall/Vanara/search?l=C%23&q=inet_ntoa)  
[inet_ntop](https://www.google.com/search?num=5&q=inet_ntop+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.inet_ntop](https://github.com/dahall/Vanara/search?l=C%23&q=inet_ntop)  
[inet_pton](https://www.google.com/search?num=5&q=inet_pton+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.inet_pton](https://github.com/dahall/Vanara/search?l=C%23&q=inet_pton)  
[InetNtopW](https://www.google.com/search?num=5&q=InetNtopW+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.InetNtopW](https://github.com/dahall/Vanara/search?l=C%23&q=InetNtopW)  
[InetPtonW](https://www.google.com/search?num=5&q=InetPtonW+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.InetPtonW](https://github.com/dahall/Vanara/search?l=C%23&q=InetPtonW)  
[ioctlsocket](https://www.google.com/search?num=5&q=ioctlsocket+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.ioctlsocket](https://github.com/dahall/Vanara/search?l=C%23&q=ioctlsocket)  
[listen](https://www.google.com/search?num=5&q=listen+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.listen](https://github.com/dahall/Vanara/search?l=C%23&q=listen)  
[ntohl](https://www.google.com/search?num=5&q=ntohl+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.ntohl](https://github.com/dahall/Vanara/search?l=C%23&q=ntohl)  
[ntohs](https://www.google.com/search?num=5&q=ntohs+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.ntohs](https://github.com/dahall/Vanara/search?l=C%23&q=ntohs)  
[ProcessSocketNotifications](https://www.google.com/search?num=5&q=ProcessSocketNotifications+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.ProcessSocketNotifications](https://github.com/dahall/Vanara/search?l=C%23&q=ProcessSocketNotifications)  
[recv](https://www.google.com/search?num=5&q=recv+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.recv](https://github.com/dahall/Vanara/search?l=C%23&q=recv)  
[recvfrom](https://www.google.com/search?num=5&q=recvfrom+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.recvfrom](https://github.com/dahall/Vanara/search?l=C%23&q=recvfrom)  
[select](https://www.google.com/search?num=5&q=select+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.select](https://github.com/dahall/Vanara/search?l=C%23&q=select)  
[send](https://www.google.com/search?num=5&q=send+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.send](https://github.com/dahall/Vanara/search?l=C%23&q=send)  
[sendto](https://www.google.com/search?num=5&q=sendto+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.sendto](https://github.com/dahall/Vanara/search?l=C%23&q=sendto)  
[SetAddrInfoEx](https://www.google.com/search?num=5&q=SetAddrInfoExA+site%3Alearn.microsoft.com) | ws2tcpip.h | [Vanara.PInvoke.Ws2_32.SetAddrInfoEx](https://github.com/dahall/Vanara/search?l=C%23&q=SetAddrInfoEx)  
[setsockopt](https://www.google.com/search?num=5&q=setsockopt+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.setsockopt](https://github.com/dahall/Vanara/search?l=C%23&q=setsockopt)  
[shutdown](https://www.google.com/search?num=5&q=shutdown+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.shutdown](https://github.com/dahall/Vanara/search?l=C%23&q=shutdown)  
[socket](https://www.google.com/search?num=5&q=socket+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.socket](https://github.com/dahall/Vanara/search?l=C%23&q=socket)  
[TransmitFile](https://www.google.com/search?num=5&q=TransmitFile+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.TransmitFile](https://github.com/dahall/Vanara/search?l=C%23&q=TransmitFile)  
[WPUCompleteOverlappedRequest](https://www.google.com/search?num=5&q=WPUCompleteOverlappedRequest+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WPUCompleteOverlappedRequest](https://github.com/dahall/Vanara/search?l=C%23&q=WPUCompleteOverlappedRequest)  
[WSAAccept](https://www.google.com/search?num=5&q=WSAAccept+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAAccept](https://github.com/dahall/Vanara/search?l=C%23&q=WSAAccept)  
[WSAAddressToString](https://www.google.com/search?num=5&q=WSAAddressToStringA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAAddressToString](https://github.com/dahall/Vanara/search?l=C%23&q=WSAAddressToString)  
[WSAAdvertiseProvider](https://www.google.com/search?num=5&q=WSAAdvertiseProvider+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSAAdvertiseProvider](https://github.com/dahall/Vanara/search?l=C%23&q=WSAAdvertiseProvider)  
[WSAAsyncGetHostByAddr](https://www.google.com/search?num=5&q=WSAAsyncGetHostByAddr+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSAAsyncGetHostByAddr](https://github.com/dahall/Vanara/search?l=C%23&q=WSAAsyncGetHostByAddr)  
[WSAAsyncGetHostByName](https://www.google.com/search?num=5&q=WSAAsyncGetHostByName+site%3Alearn.microsoft.com) | wsipv6ok.h | [Vanara.PInvoke.Ws2_32.WSAAsyncGetHostByName](https://github.com/dahall/Vanara/search?l=C%23&q=WSAAsyncGetHostByName)  
[WSAAsyncGetProtoByName](https://www.google.com/search?num=5&q=WSAAsyncGetProtoByName+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSAAsyncGetProtoByName](https://github.com/dahall/Vanara/search?l=C%23&q=WSAAsyncGetProtoByName)  
[WSAAsyncGetProtoByNumber](https://www.google.com/search?num=5&q=WSAAsyncGetProtoByNumber+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSAAsyncGetProtoByNumber](https://github.com/dahall/Vanara/search?l=C%23&q=WSAAsyncGetProtoByNumber)  
[WSAAsyncGetServByName](https://www.google.com/search?num=5&q=WSAAsyncGetServByName+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSAAsyncGetServByName](https://github.com/dahall/Vanara/search?l=C%23&q=WSAAsyncGetServByName)  
[WSAAsyncGetServByPort](https://www.google.com/search?num=5&q=WSAAsyncGetServByPort+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAAsyncGetServByPort](https://github.com/dahall/Vanara/search?l=C%23&q=WSAAsyncGetServByPort)  
[WSAAsyncSelect](https://www.google.com/search?num=5&q=WSAAsyncSelect+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSAAsyncSelect](https://github.com/dahall/Vanara/search?l=C%23&q=WSAAsyncSelect)  
[WSACancelAsyncRequest](https://www.google.com/search?num=5&q=WSACancelAsyncRequest+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSACancelAsyncRequest](https://github.com/dahall/Vanara/search?l=C%23&q=WSACancelAsyncRequest)  
[WSACleanup](https://www.google.com/search?num=5&q=WSACleanup+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSACleanup](https://github.com/dahall/Vanara/search?l=C%23&q=WSACleanup)  
[WSACloseEvent](https://www.google.com/search?num=5&q=WSACloseEvent+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSACloseEvent](https://github.com/dahall/Vanara/search?l=C%23&q=WSACloseEvent)  
[WSAConnect](https://www.google.com/search?num=5&q=WSAConnect+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAConnect](https://github.com/dahall/Vanara/search?l=C%23&q=WSAConnect)  
[WSAConnectByList](https://www.google.com/search?num=5&q=WSAConnectByList+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAConnectByList](https://github.com/dahall/Vanara/search?l=C%23&q=WSAConnectByList)  
[WSAConnectByName](https://www.google.com/search?num=5&q=WSAConnectByNameA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAConnectByName](https://github.com/dahall/Vanara/search?l=C%23&q=WSAConnectByName)  
[WSACreateEvent](https://www.google.com/search?num=5&q=WSACreateEvent+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSACreateEvent](https://github.com/dahall/Vanara/search?l=C%23&q=WSACreateEvent)  
[WSADuplicateSocket](https://www.google.com/search?num=5&q=WSADuplicateSocketA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSADuplicateSocket](https://github.com/dahall/Vanara/search?l=C%23&q=WSADuplicateSocket)  
[WSAEnumNameSpaceProviders](https://www.google.com/search?num=5&q=WSAEnumNameSpaceProvidersA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAEnumNameSpaceProviders](https://github.com/dahall/Vanara/search?l=C%23&q=WSAEnumNameSpaceProviders)  
[WSAEnumNameSpaceProvidersEx](https://www.google.com/search?num=5&q=WSAEnumNameSpaceProvidersExA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAEnumNameSpaceProvidersEx](https://github.com/dahall/Vanara/search?l=C%23&q=WSAEnumNameSpaceProvidersEx)  
[WSAEnumNetworkEvents](https://www.google.com/search?num=5&q=WSAEnumNetworkEvents+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAEnumNetworkEvents](https://github.com/dahall/Vanara/search?l=C%23&q=WSAEnumNetworkEvents)  
[WSAEnumProtocols](https://www.google.com/search?num=5&q=WSAEnumProtocolsA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAEnumProtocols](https://github.com/dahall/Vanara/search?l=C%23&q=WSAEnumProtocols)  
[WSAEventSelect](https://www.google.com/search?num=5&q=WSAEventSelect+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAEventSelect](https://github.com/dahall/Vanara/search?l=C%23&q=WSAEventSelect)  
[WSAGetLastError](https://www.google.com/search?num=5&q=WSAGetLastError+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSAGetLastError](https://github.com/dahall/Vanara/search?l=C%23&q=WSAGetLastError)  
[WSAGetOverlappedResult](https://www.google.com/search?num=5&q=WSAGetOverlappedResult+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAGetOverlappedResult](https://github.com/dahall/Vanara/search?l=C%23&q=WSAGetOverlappedResult)  
[WSAGetQOSByName](https://www.google.com/search?num=5&q=WSAGetQOSByName+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAGetQOSByName](https://github.com/dahall/Vanara/search?l=C%23&q=WSAGetQOSByName)  
[WSAGetServiceClassInfo](https://www.google.com/search?num=5&q=WSAGetServiceClassInfoA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAGetServiceClassInfo](https://github.com/dahall/Vanara/search?l=C%23&q=WSAGetServiceClassInfo)  
[WSAGetServiceClassNameByClassId](https://www.google.com/search?num=5&q=WSAGetServiceClassNameByClassIdA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAGetServiceClassNameByClassId](https://github.com/dahall/Vanara/search?l=C%23&q=WSAGetServiceClassNameByClassId)  
[WSAHtonl](https://www.google.com/search?num=5&q=WSAHtonl+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAHtonl](https://github.com/dahall/Vanara/search?l=C%23&q=WSAHtonl)  
[WSAHtons](https://www.google.com/search?num=5&q=WSAHtons+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAHtons](https://github.com/dahall/Vanara/search?l=C%23&q=WSAHtons)  
[WSAInstallServiceClass](https://www.google.com/search?num=5&q=WSAInstallServiceClassA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAInstallServiceClass](https://github.com/dahall/Vanara/search?l=C%23&q=WSAInstallServiceClass)  
[WSAIoctl](https://www.google.com/search?num=5&q=WSAIoctl+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAIoctl](https://github.com/dahall/Vanara/search?l=C%23&q=WSAIoctl)  
[WSAJoinLeaf](https://www.google.com/search?num=5&q=WSAJoinLeaf+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAJoinLeaf](https://github.com/dahall/Vanara/search?l=C%23&q=WSAJoinLeaf)  
[WSALookupServiceBegin](https://www.google.com/search?num=5&q=WSALookupServiceBeginA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSALookupServiceBegin](https://github.com/dahall/Vanara/search?l=C%23&q=WSALookupServiceBegin)  
[WSALookupServiceEnd](https://www.google.com/search?num=5&q=WSALookupServiceEnd+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSALookupServiceEnd](https://github.com/dahall/Vanara/search?l=C%23&q=WSALookupServiceEnd)  
[WSALookupServiceNext](https://www.google.com/search?num=5&q=WSALookupServiceNextA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSALookupServiceNext](https://github.com/dahall/Vanara/search?l=C%23&q=WSALookupServiceNext)  
[WSANSPIoctl](https://www.google.com/search?num=5&q=WSANSPIoctl+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSANSPIoctl](https://github.com/dahall/Vanara/search?l=C%23&q=WSANSPIoctl)  
[WSANtohl](https://www.google.com/search?num=5&q=WSANtohl+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSANtohl](https://github.com/dahall/Vanara/search?l=C%23&q=WSANtohl)  
[WSANtohs](https://www.google.com/search?num=5&q=WSANtohs+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSANtohs](https://github.com/dahall/Vanara/search?l=C%23&q=WSANtohs)  
[WSAPoll](https://www.google.com/search?num=5&q=WSAPoll+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAPoll](https://github.com/dahall/Vanara/search?l=C%23&q=WSAPoll)  
[WSAProviderCompleteAsyncCall](https://www.google.com/search?num=5&q=WSAProviderCompleteAsyncCall+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSAProviderCompleteAsyncCall](https://github.com/dahall/Vanara/search?l=C%23&q=WSAProviderCompleteAsyncCall)  
[WSAProviderConfigChange](https://www.google.com/search?num=5&q=WSAProviderConfigChange+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAProviderConfigChange](https://github.com/dahall/Vanara/search?l=C%23&q=WSAProviderConfigChange)  
[WSARecv](https://www.google.com/search?num=5&q=WSARecv+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSARecv](https://github.com/dahall/Vanara/search?l=C%23&q=WSARecv)  
[WSARecvDisconnect](https://www.google.com/search?num=5&q=WSARecvDisconnect+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSARecvDisconnect](https://github.com/dahall/Vanara/search?l=C%23&q=WSARecvDisconnect)  
[WSARecvEx](https://www.google.com/search?num=5&q=WSARecvEx+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.WSARecvEx](https://github.com/dahall/Vanara/search?l=C%23&q=WSARecvEx)  
[WSARecvFrom](https://www.google.com/search?num=5&q=WSARecvFrom+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSARecvFrom](https://github.com/dahall/Vanara/search?l=C%23&q=WSARecvFrom)  
[WSARemoveServiceClass](https://www.google.com/search?num=5&q=WSARemoveServiceClass+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSARemoveServiceClass](https://github.com/dahall/Vanara/search?l=C%23&q=WSARemoveServiceClass)  
[WSAResetEvent](https://www.google.com/search?num=5&q=WSAResetEvent+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAResetEvent](https://github.com/dahall/Vanara/search?l=C%23&q=WSAResetEvent)  
[WSASend](https://www.google.com/search?num=5&q=WSASend+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSASend](https://github.com/dahall/Vanara/search?l=C%23&q=WSASend)  
[WSASendDisconnect](https://www.google.com/search?num=5&q=WSASendDisconnect+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSASendDisconnect](https://github.com/dahall/Vanara/search?l=C%23&q=WSASendDisconnect)  
[WSASendMsg](https://www.google.com/search?num=5&q=WSASendMsg+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSASendMsg](https://github.com/dahall/Vanara/search?l=C%23&q=WSASendMsg)  
[WSASendTo](https://www.google.com/search?num=5&q=WSASendTo+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSASendTo](https://github.com/dahall/Vanara/search?l=C%23&q=WSASendTo)  
[WSASetEvent](https://www.google.com/search?num=5&q=WSASetEvent+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSASetEvent](https://github.com/dahall/Vanara/search?l=C%23&q=WSASetEvent)  
[WSASetLastError](https://www.google.com/search?num=5&q=WSASetLastError+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSASetLastError](https://github.com/dahall/Vanara/search?l=C%23&q=WSASetLastError)  
[WSASetService](https://www.google.com/search?num=5&q=WSASetServiceA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSASetService](https://github.com/dahall/Vanara/search?l=C%23&q=WSASetService)  
[WSASocket](https://www.google.com/search?num=5&q=WSASocketA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSASocket](https://github.com/dahall/Vanara/search?l=C%23&q=WSASocket)  
[WSAStartup](https://www.google.com/search?num=5&q=WSAStartup+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSAStartup](https://github.com/dahall/Vanara/search?l=C%23&q=WSAStartup)  
[WSAStringToAddress](https://www.google.com/search?num=5&q=WSAStringToAddressA+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAStringToAddress](https://github.com/dahall/Vanara/search?l=C%23&q=WSAStringToAddress)  
[WSAUnadvertiseProvider](https://www.google.com/search?num=5&q=WSAUnadvertiseProvider+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSAUnadvertiseProvider](https://github.com/dahall/Vanara/search?l=C%23&q=WSAUnadvertiseProvider)  
[WSAWaitForMultipleEvents](https://www.google.com/search?num=5&q=WSAWaitForMultipleEvents+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAWaitForMultipleEvents](https://github.com/dahall/Vanara/search?l=C%23&q=WSAWaitForMultipleEvents)  
[WSCDeinstallProvider](https://www.google.com/search?num=5&q=WSCDeinstallProvider+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCDeinstallProvider](https://github.com/dahall/Vanara/search?l=C%23&q=WSCDeinstallProvider)  
[WSCDeinstallProvider32](https://www.google.com/search?num=5&q=WSCDeinstallProvider32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCDeinstallProvider32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCDeinstallProvider32)  
[WSCEnableNSProvider](https://www.google.com/search?num=5&q=WSCEnableNSProvider+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCEnableNSProvider](https://github.com/dahall/Vanara/search?l=C%23&q=WSCEnableNSProvider)  
[WSCEnableNSProvider32](https://www.google.com/search?num=5&q=WSCEnableNSProvider32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCEnableNSProvider32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCEnableNSProvider32)  
[WSCEnumNameSpaceProviders32](https://www.google.com/search?num=5&q=WSCEnumNameSpaceProviders32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCEnumNameSpaceProviders32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCEnumNameSpaceProviders32)  
[WSCEnumNameSpaceProvidersEx32](https://www.google.com/search?num=5&q=WSCEnumNameSpaceProvidersEx32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCEnumNameSpaceProvidersEx32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCEnumNameSpaceProvidersEx32)  
[WSCEnumProtocols](https://www.google.com/search?num=5&q=WSCEnumProtocols+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCEnumProtocols](https://github.com/dahall/Vanara/search?l=C%23&q=WSCEnumProtocols)  
[WSCEnumProtocols32](https://www.google.com/search?num=5&q=WSCEnumProtocols32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCEnumProtocols32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCEnumProtocols32)  
[WSCGetApplicationCategory](https://www.google.com/search?num=5&q=WSCGetApplicationCategory+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCGetApplicationCategory](https://github.com/dahall/Vanara/search?l=C%23&q=WSCGetApplicationCategory)  
[WSCGetProviderInfo](https://www.google.com/search?num=5&q=WSCGetProviderInfo+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCGetProviderInfo](https://github.com/dahall/Vanara/search?l=C%23&q=WSCGetProviderInfo)  
[WSCGetProviderInfo32](https://www.google.com/search?num=5&q=WSCGetProviderInfo32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCGetProviderInfo32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCGetProviderInfo32)  
[WSCGetProviderPath](https://www.google.com/search?num=5&q=WSCGetProviderPath+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCGetProviderPath](https://github.com/dahall/Vanara/search?l=C%23&q=WSCGetProviderPath)  
[WSCGetProviderPath32](https://www.google.com/search?num=5&q=WSCGetProviderPath32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCGetProviderPath32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCGetProviderPath32)  
[WSCInstallNameSpace](https://www.google.com/search?num=5&q=WSCInstallNameSpace+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCInstallNameSpace](https://github.com/dahall/Vanara/search?l=C%23&q=WSCInstallNameSpace)  
[WSCInstallNameSpace32](https://www.google.com/search?num=5&q=WSCInstallNameSpace32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCInstallNameSpace32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCInstallNameSpace32)  
[WSCInstallNameSpaceEx](https://www.google.com/search?num=5&q=WSCInstallNameSpaceEx+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCInstallNameSpaceEx](https://github.com/dahall/Vanara/search?l=C%23&q=WSCInstallNameSpaceEx)  
[WSCInstallNameSpaceEx32](https://www.google.com/search?num=5&q=WSCInstallNameSpaceEx32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCInstallNameSpaceEx32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCInstallNameSpaceEx32)  
[WSCInstallProvider](https://www.google.com/search?num=5&q=WSCInstallProvider+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCInstallProvider](https://github.com/dahall/Vanara/search?l=C%23&q=WSCInstallProvider)  
[WSCInstallProvider64_32](https://www.google.com/search?num=5&q=WSCInstallProvider64_32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCInstallProvider64_32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCInstallProvider64_32)  
[WSCInstallProviderAndChains64_32](https://www.google.com/search?num=5&q=WSCInstallProviderAndChains64_32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCInstallProviderAndChains64_32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCInstallProviderAndChains64_32)  
[WSCSetApplicationCategory](https://www.google.com/search?num=5&q=WSCSetApplicationCategory+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCSetApplicationCategory](https://github.com/dahall/Vanara/search?l=C%23&q=WSCSetApplicationCategory)  
[WSCSetProviderInfo](https://www.google.com/search?num=5&q=WSCSetProviderInfo+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCSetProviderInfo](https://github.com/dahall/Vanara/search?l=C%23&q=WSCSetProviderInfo)  
[WSCSetProviderInfo32](https://www.google.com/search?num=5&q=WSCSetProviderInfo32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCSetProviderInfo32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCSetProviderInfo32)  
[WSCUnInstallNameSpace](https://www.google.com/search?num=5&q=WSCUnInstallNameSpace+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCUnInstallNameSpace](https://github.com/dahall/Vanara/search?l=C%23&q=WSCUnInstallNameSpace)  
[WSCUnInstallNameSpace32](https://www.google.com/search?num=5&q=WSCUnInstallNameSpace32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCUnInstallNameSpace32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCUnInstallNameSpace32)  
[WSCUpdateProvider](https://www.google.com/search?num=5&q=WSCUpdateProvider+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCUpdateProvider](https://github.com/dahall/Vanara/search?l=C%23&q=WSCUpdateProvider)  
[WSCUpdateProvider32](https://www.google.com/search?num=5&q=WSCUpdateProvider32+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSCUpdateProvider32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCUpdateProvider32)  
[WSCWriteNameSpaceOrder](https://www.google.com/search?num=5&q=WSCWriteNameSpaceOrder+site%3Alearn.microsoft.com) | sporder.h | [Vanara.PInvoke.Ws2_32.WSCWriteNameSpaceOrder](https://github.com/dahall/Vanara/search?l=C%23&q=WSCWriteNameSpaceOrder)  
[WSCWriteNameSpaceOrder32](https://www.google.com/search?num=5&q=WSCWriteNameSpaceOrder32+site%3Alearn.microsoft.com) | sporder.h | [Vanara.PInvoke.Ws2_32.WSCWriteNameSpaceOrder32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCWriteNameSpaceOrder32)  
[WSCWriteProviderOrder](https://www.google.com/search?num=5&q=WSCWriteProviderOrder+site%3Alearn.microsoft.com) | sporder.h | [Vanara.PInvoke.Ws2_32.WSCWriteProviderOrder](https://github.com/dahall/Vanara/search?l=C%23&q=WSCWriteProviderOrder)  
[WSCWriteProviderOrder32](https://www.google.com/search?num=5&q=WSCWriteProviderOrder32+site%3Alearn.microsoft.com) | sporder.h | [Vanara.PInvoke.Ws2_32.WSCWriteProviderOrder32](https://github.com/dahall/Vanara/search?l=C%23&q=WSCWriteProviderOrder32)  
### Enumerations  
Native Enum | Header | Managed Enum  
--- | --- | ---  
[ADDRESS_FAMILY](https://www.google.com/search?num=5&q=ADDRESS_FAMILY+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.ADDRESS_FAMILY](https://github.com/dahall/Vanara/search?l=C%23&q=ADDRESS_FAMILY)  
[ADDRINFO_FLAGS](https://www.google.com/search?num=5&q=ADDRINFO_FLAGS+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.ADDRINFO_FLAGS](https://github.com/dahall/Vanara/search?l=C%23&q=ADDRINFO_FLAGS)  
[CF](https://www.google.com/search?num=5&q=CF+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.CF](https://github.com/dahall/Vanara/search?l=C%23&q=CF)  
[CONTROL_CHANNEL_TRIGGER_STATUS](https://www.google.com/search?num=5&q=CONTROL_CHANNEL_TRIGGER_STATUS+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.CONTROL_CHANNEL_TRIGGER_STATUS](https://github.com/dahall/Vanara/search?l=C%23&q=CONTROL_CHANNEL_TRIGGER_STATUS)  
[FD](https://www.google.com/search?num=5&q=FD+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.FD](https://github.com/dahall/Vanara/search?l=C%23&q=FD)  
[GROUP](https://www.google.com/search?num=5&q=GROUP+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.GROUP](https://github.com/dahall/Vanara/search?l=C%23&q=GROUP)  
[IPPROTO](https://www.google.com/search?num=5&q=IPPROTO+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.IPPROTO](https://github.com/dahall/Vanara/search?l=C%23&q=IPPROTO)  
[IPV6](https://www.google.com/search?num=5&q=IPV6+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.IPV6](https://github.com/dahall/Vanara/search?l=C%23&q=IPV6)  
[JL](https://www.google.com/search?num=5&q=JL+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.JL](https://github.com/dahall/Vanara/search?l=C%23&q=JL)  
[LUP](https://www.google.com/search?num=5&q=LUP+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.LUP](https://github.com/dahall/Vanara/search?l=C%23&q=LUP)  
[MsgFlags](https://www.google.com/search?num=5&q=MsgFlags+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.MsgFlags](https://github.com/dahall/Vanara/search?l=C%23&q=MsgFlags)  
[MULTICAST_MODE_TYPE](https://www.google.com/search?num=5&q=MULTICAST_MODE_TYPE+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.MULTICAST_MODE_TYPE](https://github.com/dahall/Vanara/search?l=C%23&q=MULTICAST_MODE_TYPE)  
[NetworkByteOrder](https://www.google.com/search?num=5&q=NetworkByteOrder+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.NetworkByteOrder](https://github.com/dahall/Vanara/search?l=C%23&q=NetworkByteOrder)  
[NI](https://www.google.com/search?num=5&q=NI+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.NI](https://github.com/dahall/Vanara/search?l=C%23&q=NI)  
[NS](https://www.google.com/search?num=5&q=NS+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.NS](https://github.com/dahall/Vanara/search?l=C%23&q=NS)  
[PFL](https://www.google.com/search?num=5&q=PFL+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.PFL](https://github.com/dahall/Vanara/search?l=C%23&q=PFL)  
[PollFlags](https://www.google.com/search?num=5&q=PollFlags+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.PollFlags](https://github.com/dahall/Vanara/search?l=C%23&q=PollFlags)  
[RIO_MSG](https://www.google.com/search?num=5&q=RIO_MSG+site%3Alearn.microsoft.com) | mswsockdef.h | [Vanara.PInvoke.Ws2_32.RIO_MSG](https://github.com/dahall/Vanara/search?l=C%23&q=RIO_MSG)  
[RIO_NOTIFICATION_COMPLETION_TYPE](https://www.google.com/search?num=5&q=RIO_NOTIFICATION_COMPLETION_TYPE+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.RIO_NOTIFICATION_COMPLETION_TYPE](https://github.com/dahall/Vanara/search?l=C%23&q=RIO_NOTIFICATION_COMPLETION_TYPE)  
[SCOPE_LEVEL](https://www.google.com/search?num=5&q=SCOPE_LEVEL+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.SCOPE_LEVEL](https://github.com/dahall/Vanara/search?l=C%23&q=SCOPE_LEVEL)  
[SD](https://www.google.com/search?num=5&q=SD+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.SD](https://github.com/dahall/Vanara/search?l=C%23&q=SD)  
[ServiceInstallFlags](https://www.google.com/search?num=5&q=ServiceInstallFlags+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.ServiceInstallFlags](https://github.com/dahall/Vanara/search?l=C%23&q=ServiceInstallFlags)  
[SERVICETYPE](https://www.google.com/search?num=5&q=SERVICETYPE+site%3Alearn.microsoft.com) | qos.h | [Vanara.PInvoke.Ws2_32.SERVICETYPE](https://github.com/dahall/Vanara/search?l=C%23&q=SERVICETYPE)  
[SOCK](https://www.google.com/search?num=5&q=SOCK+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.SOCK](https://github.com/dahall/Vanara/search?l=C%23&q=SOCK)  
[SOCK_NOTIFY_EVENT](https://www.google.com/search?num=5&q=SOCK_NOTIFY_EVENT+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.SOCK_NOTIFY_EVENT](https://github.com/dahall/Vanara/search?l=C%23&q=SOCK_NOTIFY_EVENT)  
[SOCK_NOTIFY_OP](https://www.google.com/search?num=5&q=SOCK_NOTIFY_OP+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.SOCK_NOTIFY_OP](https://github.com/dahall/Vanara/search?l=C%23&q=SOCK_NOTIFY_OP)  
[SOCK_NOTIFY_REGISTER_EVENT](https://www.google.com/search?num=5&q=SOCK_NOTIFY_REGISTER_EVENT+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.SOCK_NOTIFY_REGISTER_EVENT](https://github.com/dahall/Vanara/search?l=C%23&q=SOCK_NOTIFY_REGISTER_EVENT)  
[SOCK_NOTIFY_TRIGGER](https://www.google.com/search?num=5&q=SOCK_NOTIFY_TRIGGER+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.SOCK_NOTIFY_TRIGGER](https://github.com/dahall/Vanara/search?l=C%23&q=SOCK_NOTIFY_TRIGGER)  
[SOCKET_INFO_CONNECTION](https://www.google.com/search?num=5&q=SOCKET_INFO_CONNECTION+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.SOCKET_INFO_CONNECTION](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_INFO_CONNECTION)  
[SOCKET_SECURITY_PROTOCOL](https://www.google.com/search?num=5&q=SOCKET_SECURITY_PROTOCOL+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.SOCKET_SECURITY_PROTOCOL](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_SECURITY_PROTOCOL)  
[SOCKET_SETTINGS](https://www.google.com/search?num=5&q=SOCKET_SETTINGS+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.SOCKET_SETTINGS](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_SETTINGS)  
[SOCKET_SETTINGS_IPSEC](https://www.google.com/search?num=5&q=SOCKET_SETTINGS_IPSEC+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.SOCKET_SETTINGS_IPSEC](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_SETTINGS_IPSEC)  
[SOCKET_USAGE_TYPE](https://www.google.com/search?num=5&q=SOCKET_USAGE_TYPE+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.SOCKET_USAGE_TYPE](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_USAGE_TYPE)  
[TCPSTATE](https://www.google.com/search?num=5&q=TCPSTATE+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.TCPSTATE](https://github.com/dahall/Vanara/search?l=C%23&q=TCPSTATE)  
[TF](https://www.google.com/search?num=5&q=TF+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.TF](https://github.com/dahall/Vanara/search?l=C%23&q=TF)  
[TIMESTAMPING_FLAG](https://www.google.com/search?num=5&q=TIMESTAMPING_FLAG+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.TIMESTAMPING_FLAG](https://github.com/dahall/Vanara/search?l=C%23&q=TIMESTAMPING_FLAG)  
[TP_ELEMENT](https://www.google.com/search?num=5&q=TP_ELEMENT+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.TP_ELEMENT](https://github.com/dahall/Vanara/search?l=C%23&q=TP_ELEMENT)  
[WSA_FLAG](https://www.google.com/search?num=5&q=WSA_FLAG+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSA_FLAG](https://github.com/dahall/Vanara/search?l=C%23&q=WSA_FLAG)  
[WSACOMPLETIONTYPE](https://www.google.com/search?num=5&q=WSACOMPLETIONTYPE+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSACOMPLETIONTYPE](https://github.com/dahall/Vanara/search?l=C%23&q=WSACOMPLETIONTYPE)  
[WSAECOMPARATOR](https://www.google.com/search?num=5&q=WSAECOMPARATOR+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAECOMPARATOR](https://github.com/dahall/Vanara/search?l=C%23&q=WSAECOMPARATOR)  
[WSAESETSERVICEOP](https://www.google.com/search?num=5&q=WSAESETSERVICEOP+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAESETSERVICEOP](https://github.com/dahall/Vanara/search?l=C%23&q=WSAESETSERVICEOP)  
[WSC_PROVIDER_INFO_TYPE](https://www.google.com/search?num=5&q=WSC_PROVIDER_INFO_TYPE+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.WSC_PROVIDER_INFO_TYPE](https://github.com/dahall/Vanara/search?l=C%23&q=WSC_PROVIDER_INFO_TYPE)  
[XP1](https://www.google.com/search?num=5&q=XP1+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.XP1](https://github.com/dahall/Vanara/search?l=C%23&q=XP1)  
### Structures  
Native Structure | Header | Managed Structure  
--- | --- | ---  
[ADDRINFOEX2W](https://www.google.com/search?num=5&q=ADDRINFOEX2W+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.ADDRINFOEX2W](https://github.com/dahall/Vanara/search?l=C%23&q=ADDRINFOEX2W)  
[ADDRINFOEXW](https://www.google.com/search?num=5&q=ADDRINFOEXW+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.ADDRINFOEXW](https://github.com/dahall/Vanara/search?l=C%23&q=ADDRINFOEXW)  
[ADDRINFOW](https://www.google.com/search?num=5&q=ADDRINFOW+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.ADDRINFOW](https://github.com/dahall/Vanara/search?l=C%23&q=ADDRINFOW)  
[AFPROTOCOLS](https://www.google.com/search?num=5&q=AFPROTOCOLS+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.AFPROTOCOLS](https://github.com/dahall/Vanara/search?l=C%23&q=AFPROTOCOLS)  
[APC](https://www.google.com/search?num=5&q=APC+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.WSACOMPLETION.UNION.APC](https://github.com/dahall/Vanara/search?l=C%23&q=APC)  
[ASSOCIATE_NAMERES_CONTEXT_INPUT](https://www.google.com/search?num=5&q=ASSOCIATE_NAMERES_CONTEXT_INPUT+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.ASSOCIATE_NAMERES_CONTEXT_INPUT](https://github.com/dahall/Vanara/search?l=C%23&q=ASSOCIATE_NAMERES_CONTEXT_INPUT)  
[BLOB](https://www.google.com/search?num=5&q=BLOB+site%3Alearn.microsoft.com) | nspapi.h | [Vanara.PInvoke.Ws2_32.BLOB](https://github.com/dahall/Vanara/search?l=C%23&q=BLOB)  
[CSADDR_INFO](https://www.google.com/search?num=5&q=CSADDR_INFO+site%3Alearn.microsoft.com) | nspapi.h | [Vanara.PInvoke.Ws2_32.CSADDR_INFO](https://github.com/dahall/Vanara/search?l=C%23&q=CSADDR_INFO)  
[EVENT](https://www.google.com/search?num=5&q=EVENT+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.RIO_NOTIFICATION_COMPLETION.UNION.EVENT](https://github.com/dahall/Vanara/search?l=C%23&q=EVENT)  
[EVENT](https://www.google.com/search?num=5&q=EVENT+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.WSACOMPLETION.UNION.EVENT](https://github.com/dahall/Vanara/search?l=C%23&q=EVENT)  
[fd_set](https://www.google.com/search?num=5&q=fd_set+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.fd_set](https://github.com/dahall/Vanara/search?l=C%23&q=fd_set)  
[FLOWSPEC](https://www.google.com/search?num=5&q=FLOWSPEC+site%3Alearn.microsoft.com) | qos.h | [Vanara.PInvoke.Ws2_32.FLOWSPEC](https://github.com/dahall/Vanara/search?l=C%23&q=FLOWSPEC)  
[GROUP_FILTER](https://www.google.com/search?num=5&q=GROUP_FILTER+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.GROUP_FILTER](https://github.com/dahall/Vanara/search?l=C%23&q=GROUP_FILTER)  
[IN_ADDR](https://www.google.com/search?num=5&q=IN_ADDR+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.IN_ADDR](https://github.com/dahall/Vanara/search?l=C%23&q=IN_ADDR)  
[IN_PKTINFO](https://www.google.com/search?num=5&q=IN_PKTINFO+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.IN_PKTINFO](https://github.com/dahall/Vanara/search?l=C%23&q=IN_PKTINFO)  
[IN6_ADDR](https://www.google.com/search?num=5&q=IN6_ADDR+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.IN6_ADDR](https://github.com/dahall/Vanara/search?l=C%23&q=IN6_ADDR)  
[IN6_PKTINFO](https://www.google.com/search?num=5&q=IN6_PKTINFO+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.IN6_PKTINFO](https://github.com/dahall/Vanara/search?l=C%23&q=IN6_PKTINFO)  
[INET_PORT_RANGE](https://www.google.com/search?num=5&q=INET_PORT_RANGE+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.INET_PORT_RANGE](https://github.com/dahall/Vanara/search?l=C%23&q=INET_PORT_RANGE)  
[INET_PORT_RESERVATION_INSTANCE](https://www.google.com/search?num=5&q=INET_PORT_RESERVATION_INSTANCE+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.INET_PORT_RESERVATION_INSTANCE](https://github.com/dahall/Vanara/search?l=C%23&q=INET_PORT_RESERVATION_INSTANCE)  
[INET_PORT_RESERVATION_TOKEN](https://www.google.com/search?num=5&q=INET_PORT_RESERVATION_TOKEN+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.INET_PORT_RESERVATION_TOKEN](https://github.com/dahall/Vanara/search?l=C%23&q=INET_PORT_RESERVATION_TOKEN)  
[IOCP](https://www.google.com/search?num=5&q=IOCP+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.RIO_NOTIFICATION_COMPLETION.UNION.IOCP](https://github.com/dahall/Vanara/search?l=C%23&q=IOCP)  
[IP_MREQ](https://www.google.com/search?num=5&q=IP_MREQ+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.IP_MREQ](https://github.com/dahall/Vanara/search?l=C%23&q=IP_MREQ)  
[IP_MSFILTER](https://www.google.com/search?num=5&q=IP_MSFILTER+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.IP_MSFILTER](https://github.com/dahall/Vanara/search?l=C%23&q=IP_MSFILTER)  
[IPV6_MREQ](https://www.google.com/search?num=5&q=IPV6_MREQ+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.IPV6_MREQ](https://github.com/dahall/Vanara/search?l=C%23&q=IPV6_MREQ)  
[LINGER](https://www.google.com/search?num=5&q=LINGER+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.LINGER](https://github.com/dahall/Vanara/search?l=C%23&q=LINGER)  
[NSPV2_ROUTINE](https://www.google.com/search?num=5&q=NSPV2_ROUTINE+site%3Alearn.microsoft.com) | ws2spi.h | [Vanara.PInvoke.Ws2_32.NSPV2_ROUTINE](https://github.com/dahall/Vanara/search?l=C%23&q=NSPV2_ROUTINE)  
[PORT](https://www.google.com/search?num=5&q=PORT+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.WSACOMPLETION.UNION.PORT](https://github.com/dahall/Vanara/search?l=C%23&q=PORT)  
[PROTOENT](https://www.google.com/search?num=5&q=PROTOENT+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.PROTOENT](https://github.com/dahall/Vanara/search?l=C%23&q=PROTOENT)  
[QOS](https://www.google.com/search?num=5&q=QOS+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.QOS](https://github.com/dahall/Vanara/search?l=C%23&q=QOS)  
[REAL_TIME_NOTIFICATION_SETTING_INPUT](https://www.google.com/search?num=5&q=REAL_TIME_NOTIFICATION_SETTING_INPUT+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.REAL_TIME_NOTIFICATION_SETTING_INPUT](https://github.com/dahall/Vanara/search?l=C%23&q=REAL_TIME_NOTIFICATION_SETTING_INPUT)  
[REAL_TIME_NOTIFICATION_SETTING_OUTPUT](https://www.google.com/search?num=5&q=REAL_TIME_NOTIFICATION_SETTING_OUTPUT+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.REAL_TIME_NOTIFICATION_SETTING_OUTPUT](https://github.com/dahall/Vanara/search?l=C%23&q=REAL_TIME_NOTIFICATION_SETTING_OUTPUT)  
[RIO_BUF](https://www.google.com/search?num=5&q=RIO_BUF+site%3Alearn.microsoft.com) | mswsockdef.h | [Vanara.PInvoke.Ws2_32.RIO_BUF](https://github.com/dahall/Vanara/search?l=C%23&q=RIO_BUF)  
[RIO_EXTENSION_FUNCTION_TABLE](https://www.google.com/search?num=5&q=RIO_EXTENSION_FUNCTION_TABLE+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.RIO_EXTENSION_FUNCTION_TABLE](https://github.com/dahall/Vanara/search?l=C%23&q=RIO_EXTENSION_FUNCTION_TABLE)  
[RIO_NOTIFICATION_COMPLETION](https://www.google.com/search?num=5&q=RIO_NOTIFICATION_COMPLETION+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.RIO_NOTIFICATION_COMPLETION](https://github.com/dahall/Vanara/search?l=C%23&q=RIO_NOTIFICATION_COMPLETION)  
[RIORESULT](https://www.google.com/search?num=5&q=RIORESULT+site%3Alearn.microsoft.com) | mswsockdef.h | [Vanara.PInvoke.Ws2_32.RIORESULT](https://github.com/dahall/Vanara/search?l=C%23&q=RIORESULT)  
[SCOPE_ID](https://www.google.com/search?num=5&q=SCOPE_ID+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.SCOPE_ID](https://github.com/dahall/Vanara/search?l=C%23&q=SCOPE_ID)  
[SERVENT](https://www.google.com/search?num=5&q=SERVENT+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.SERVENT](https://github.com/dahall/Vanara/search?l=C%23&q=SERVENT)  
[SOCK_NOTIFY_REGISTRATION](https://www.google.com/search?num=5&q=SOCK_NOTIFY_REGISTRATION+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.SOCK_NOTIFY_REGISTRATION](https://github.com/dahall/Vanara/search?l=C%23&q=SOCK_NOTIFY_REGISTRATION)  
[SOCKADDR_IN](https://www.google.com/search?num=5&q=SOCKADDR_IN+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.SOCKADDR_IN](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKADDR_IN)  
[SOCKADDR_IN6](https://www.google.com/search?num=5&q=SOCKADDR_IN6+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.SOCKADDR_IN6](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKADDR_IN6)  
[SOCKADDR_IN6_PAIR](https://www.google.com/search?num=5&q=SOCKADDR_IN6_PAIR+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.SOCKADDR_IN6_PAIR](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKADDR_IN6_PAIR)  
[SOCKADDR_IN6_PAIR_NATIVE](https://www.google.com/search?num=5&q=SOCKADDR_IN6_PAIR_NATIVE+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.SOCKADDR_IN6_PAIR_NATIVE](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKADDR_IN6_PAIR_NATIVE)  
[SOCKADDR_INET](https://www.google.com/search?num=5&q=SOCKADDR_INET+site%3Alearn.microsoft.com) | ws2ipdef.h | [Vanara.PInvoke.Ws2_32.SOCKADDR_INET](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKADDR_INET)  
[SOCKADDR_STORAGE](https://www.google.com/search?num=5&q=SOCKADDR_STORAGE+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.SOCKADDR_STORAGE](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKADDR_STORAGE)  
[SOCKET](https://www.google.com/search?num=5&q=SOCKET+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.SOCKET](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET)  
[SOCKET_ADDRESS](https://www.google.com/search?num=5&q=SOCKET_ADDRESS+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.SOCKET_ADDRESS](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_ADDRESS)  
[SOCKET_ADDRESS_LIST](https://www.google.com/search?num=5&q=SOCKET_ADDRESS_LIST+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.SOCKET_ADDRESS_LIST](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_ADDRESS_LIST)  
[SOCKET_PEER_TARGET_NAME](https://www.google.com/search?num=5&q=SOCKET_PEER_TARGET_NAME+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.SOCKET_PEER_TARGET_NAME](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_PEER_TARGET_NAME)  
[SOCKET_PROCESSOR_AFFINITY](https://www.google.com/search?num=5&q=SOCKET_PROCESSOR_AFFINITY+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.SOCKET_PROCESSOR_AFFINITY](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_PROCESSOR_AFFINITY)  
[SOCKET_SECURITY_QUERY_INFO](https://www.google.com/search?num=5&q=SOCKET_SECURITY_QUERY_INFO+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.SOCKET_SECURITY_QUERY_INFO](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_SECURITY_QUERY_INFO)  
[SOCKET_SECURITY_QUERY_TEMPLATE](https://www.google.com/search?num=5&q=SOCKET_SECURITY_QUERY_TEMPLATE+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.SOCKET_SECURITY_QUERY_TEMPLATE](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_SECURITY_QUERY_TEMPLATE)  
[SOCKET_SECURITY_SETTINGS](https://www.google.com/search?num=5&q=SOCKET_SECURITY_SETTINGS+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.SOCKET_SECURITY_SETTINGS](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_SECURITY_SETTINGS)  
[SOCKET_SECURITY_SETTINGS_IPSEC](https://www.google.com/search?num=5&q=SOCKET_SECURITY_SETTINGS_IPSEC+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.SOCKET_SECURITY_SETTINGS_IPSEC](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKET_SECURITY_SETTINGS_IPSEC)  
[TCP_INFO_v0](https://www.google.com/search?num=5&q=TCP_INFO_v0+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.TCP_INFO_v0](https://github.com/dahall/Vanara/search?l=C%23&q=TCP_INFO_v0)  
[TCP_INFO_v1](https://www.google.com/search?num=5&q=TCP_INFO_v1+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.TCP_INFO_v1](https://github.com/dahall/Vanara/search?l=C%23&q=TCP_INFO_v1)  
[TCP_INITIAL_RTO_PARAMETERS](https://www.google.com/search?num=5&q=TCP_INITIAL_RTO_PARAMETERS+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.TCP_INITIAL_RTO_PARAMETERS](https://github.com/dahall/Vanara/search?l=C%23&q=TCP_INITIAL_RTO_PARAMETERS)  
[tcp_keepalive](https://www.google.com/search?num=5&q=tcp_keepalive+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.tcp_keepalive](https://github.com/dahall/Vanara/search?l=C%23&q=tcp_keepalive)  
[TIMESTAMPING_CONFIG](https://www.google.com/search?num=5&q=TIMESTAMPING_CONFIG+site%3Alearn.microsoft.com) | mstcpip.h | [Vanara.PInvoke.Ws2_32.TIMESTAMPING_CONFIG](https://github.com/dahall/Vanara/search?l=C%23&q=TIMESTAMPING_CONFIG)  
[TIMEVAL](https://www.google.com/search?num=5&q=TIMEVAL+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.TIMEVAL](https://github.com/dahall/Vanara/search?l=C%23&q=TIMEVAL)  
[TRANSMIT_FILE_BUFFERS](https://www.google.com/search?num=5&q=TRANSMIT_FILE_BUFFERS+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.TRANSMIT_FILE_BUFFERS](https://github.com/dahall/Vanara/search?l=C%23&q=TRANSMIT_FILE_BUFFERS)  
[TRANSMIT_PACKETS_ELEMENT](https://www.google.com/search?num=5&q=TRANSMIT_PACKETS_ELEMENT+site%3Alearn.microsoft.com) | mswsock.h | [Vanara.PInvoke.Ws2_32.TRANSMIT_PACKETS_ELEMENT](https://github.com/dahall/Vanara/search?l=C%23&q=TRANSMIT_PACKETS_ELEMENT)  
[TRANSPORT_SETTING_ID](https://www.google.com/search?num=5&q=TRANSPORT_SETTING_ID+site%3Alearn.microsoft.com) | transportsettingcommon.h | [Vanara.PInvoke.Ws2_32.TRANSPORT_SETTING_ID](https://github.com/dahall/Vanara/search?l=C%23&q=TRANSPORT_SETTING_ID)  
[UNION](https://www.google.com/search?num=5&q=UNION+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.RIO_NOTIFICATION_COMPLETION.UNION](https://github.com/dahall/Vanara/search?l=C%23&q=UNION)  
[WINDOWMESSAGE](https://www.google.com/search?num=5&q=WINDOWMESSAGE+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.WSACOMPLETION.UNION.WINDOWMESSAGE](https://github.com/dahall/Vanara/search?l=C%23&q=WINDOWMESSAGE)  
[WSABUF](https://www.google.com/search?num=5&q=WSABUF+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.WSABUF](https://github.com/dahall/Vanara/search?l=C%23&q=WSABUF)  
[WSACMSGHDR](https://www.google.com/search?num=5&q=WSACMSGHDR+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.WSACMSGHDR](https://github.com/dahall/Vanara/search?l=C%23&q=WSACMSGHDR)  
[WSADATA](https://www.google.com/search?num=5&q=WSADATA+site%3Alearn.microsoft.com) | winsock.h | [Vanara.PInvoke.Ws2_32.WSADATA](https://github.com/dahall/Vanara/search?l=C%23&q=WSADATA)  
[WSAEVENT](https://www.google.com/search?num=5&q=WSAEVENT+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.WSAEVENT](https://github.com/dahall/Vanara/search?l=C%23&q=WSAEVENT)  
[WSAMSG](https://www.google.com/search?num=5&q=WSAMSG+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.WSAMSG](https://github.com/dahall/Vanara/search?l=C%23&q=WSAMSG)  
[WSANAMESPACE_INFOEXW](https://www.google.com/search?num=5&q=WSANAMESPACE_INFOEXW+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSANAMESPACE_INFOEXW](https://github.com/dahall/Vanara/search?l=C%23&q=WSANAMESPACE_INFOEXW)  
[WSANAMESPACE_INFOW](https://www.google.com/search?num=5&q=WSANAMESPACE_INFOW+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSANAMESPACE_INFOW](https://github.com/dahall/Vanara/search?l=C%23&q=WSANAMESPACE_INFOW)  
[WSANETWORKEVENTS](https://www.google.com/search?num=5&q=WSANETWORKEVENTS+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSANETWORKEVENTS](https://github.com/dahall/Vanara/search?l=C%23&q=WSANETWORKEVENTS)  
[WSANSCLASSINFO](https://www.google.com/search?num=5&q=WSANSCLASSINFO+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSANSCLASSINFO](https://github.com/dahall/Vanara/search?l=C%23&q=WSANSCLASSINFO)  
[WSAOVERLAPPED](https://www.google.com/search?num=5&q=WSAOVERLAPPED+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAOVERLAPPED](https://github.com/dahall/Vanara/search?l=C%23&q=WSAOVERLAPPED)  
[WSAPOLLFD](https://www.google.com/search?num=5&q=WSAPOLLFD+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAPOLLFD](https://github.com/dahall/Vanara/search?l=C%23&q=WSAPOLLFD)  
[WSAPROTOCOL_INFO](https://www.google.com/search?num=5&q=WSAPROTOCOL_INFO+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAPROTOCOL_INFO](https://github.com/dahall/Vanara/search?l=C%23&q=WSAPROTOCOL_INFO)  
[WSAPROTOCOL_INFOW](https://www.google.com/search?num=5&q=WSAPROTOCOL_INFOW+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAPROTOCOL_INFOW](https://github.com/dahall/Vanara/search?l=C%23&q=WSAPROTOCOL_INFOW)  
[WSAPROTOCOLCHAIN](https://www.google.com/search?num=5&q=WSAPROTOCOLCHAIN+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAPROTOCOLCHAIN](https://github.com/dahall/Vanara/search?l=C%23&q=WSAPROTOCOLCHAIN)  
[WSAQUERYSET](https://www.google.com/search?num=5&q=WSAQUERYSET+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAQUERYSET](https://github.com/dahall/Vanara/search?l=C%23&q=WSAQUERYSET)  
[WSAQUERYSET2W](https://www.google.com/search?num=5&q=WSAQUERYSET2W+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAQUERYSET2W](https://github.com/dahall/Vanara/search?l=C%23&q=WSAQUERYSET2W)  
[WSASERVICECLASSINFO](https://www.google.com/search?num=5&q=WSASERVICECLASSINFO+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSASERVICECLASSINFO](https://github.com/dahall/Vanara/search?l=C%23&q=WSASERVICECLASSINFO)  
[WSAVERSION](https://www.google.com/search?num=5&q=WSAVERSION+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSAVERSION](https://github.com/dahall/Vanara/search?l=C%23&q=WSAVERSION)  
[WSRESULT](https://www.google.com/search?num=5&q=WSRESULT+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.WSRESULT](https://github.com/dahall/Vanara/search?l=C%23&q=WSRESULT)  
### Classes  
Native Class | Header | Managed Class  
--- | --- | ---  
[SafeADDRINFOEXWArray](https://www.google.com/search?num=5&q=SafeADDRINFOEXWArray+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.SafeADDRINFOEXWArray](https://github.com/dahall/Vanara/search?l=C%23&q=SafeADDRINFOEXWArray)  
[SafeADDRINFOWArray](https://www.google.com/search?num=5&q=SafeADDRINFOWArray+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.SafeADDRINFOWArray](https://github.com/dahall/Vanara/search?l=C%23&q=SafeADDRINFOWArray)  
[SafeSOCKET](https://www.google.com/search?num=5&q=SafeSOCKET+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.SafeSOCKET](https://github.com/dahall/Vanara/search?l=C%23&q=SafeSOCKET)  
[SafeWSA](https://www.google.com/search?num=5&q=SafeWSA+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.SafeWSA](https://github.com/dahall/Vanara/search?l=C%23&q=SafeWSA)  
[SafeWSAEVENT](https://www.google.com/search?num=5&q=SafeWSAEVENT+site%3Alearn.microsoft.com) |  | [Vanara.PInvoke.Ws2_32.SafeWSAEVENT](https://github.com/dahall/Vanara/search?l=C%23&q=SafeWSAEVENT)  
[SOCKADDR](https://www.google.com/search?num=5&q=SOCKADDR+site%3Alearn.microsoft.com) | winsock2.h | [Vanara.PInvoke.Ws2_32.SOCKADDR](https://github.com/dahall/Vanara/search?l=C%23&q=SOCKADDR)  
[WinSockIOControlCode](https://www.google.com/search?num=5&q=WinSockIOControlCode+site%3Alearn.microsoft.com) | ws2def.h | [Vanara.PInvoke.Ws2_32.WinSockIOControlCode](https://github.com/dahall/Vanara/search?l=C%23&q=WinSockIOControlCode)  
