Socket affectSock = new Socket(AddressFamily.InterNetwork,SocketType.Stream,ProtocolType.Tcp);
//获取本机IP地址
IPAddress LocalIP = IPAddress.Parse(Dns.GetHostByName(Dns.GetHostName()).AddressList[0].ToString()); 


IPEndPoint IpPoint= new IPEndPoint(LocalIP,CommonCompent.ClientRequestPort);
//
affectSock.Bind( IpPoint );
affectSock.Listen( n ); //n>=1
socket = affectSock.Accept(); 
....