.NET Namespace: System.Net.Sockets

AddressFamily
IPProtectionLevel
SocketException
SocketError
IOControlCode
LingerOption
MulticastOption
IPv6MulticastOption
NetworkStream
Socket
ProtocolFamily
ProtocolType
SelectMode
SocketInformationOptions
SocketInformation
SocketType
SocketFlags
SocketOptionLevel
SocketOptionName
TransmitFileOptions
SocketAsyncEventArgs
SocketError&
SocketFlags&
IPPacketInformation&
SocketShutdown
SocketAsyncOperation
SendPacketsElement
SocketClientAccessPolicyProtocol
IPPacketInformation
SendPacketsElement[]
SocketReceiveFromResult
SocketReceiveMessageFromResult
SocketTaskExtensions
TcpClient
TcpListener
UdpClient
UdpReceiveResult