1、ketmd #LYHIPgInternet Y =fSocket9mLSocketJdSystem.Net.IPEndPoint9 #LYIPg Y = d7j6-56L VImports System.Net.TryDim serverIP As IPAddress = _Dns.Resolve(“Server“).AddressList(0)Dim serverhost As New IPEndPoint(serverIP, 80).Catch ex As ArgumentException.End TryIt hjj6-2-2 TcpClient -Y4System.Net.Socket
2、s.Socket9mLSocket.d$.4System.Net.Sockets.TcpClient9d TCPL dTcpClient9J1Socket9mY e4TCP d( d6Y, e q c) YdILhjPublic Sub New ()Public Sub New (family As AddressFamily)Public Sub New (localEP As IPEndPoint)Public Sub New (hostname As String, port As Integer)I pj6-61. familyjSystem.Net.Sockets.AddressFa
3、milyX=d IPgY,d 4-1-1f2. localEPjSystem.Net.IPEndPoint9 YLIIPg =fL #LdJ =dLSocket6 0L J 4Y =d(u localEP =d 4-1-2f3. hostnamej #LYHd(_DNS7 lYIPgdDNSJ 7 ldHJ Md Z *ArgumentNullExceptionyf4. portj #L d6Internet Y =diport pStringd4Int32.Parse()7 ld 4-1-2I7.yjSystem.ArgumentException j pfamilyJAddressFami
4、lyXInterNetworkInterNetworkV6o fSystem.ArgumentNullException j plocalEPhostnameNothingfSystem.ArgumentOutOfRangeException j pportMinPortqMaxPort fSystem.Net.Sockets.SocketException j L yfTcpClient9mLSocketY Vhj TcpClient k L Dim tcpClient As New TcpClient() L I IP g = Dim ipAddress As IPAddress = _D
5、ns.Resolve(Dns.GetHostName().AddressList(0)Dim LocalEP As New IPEndPoint(ipAddress, )6-76L VTryDim tcpClient As New TcpClient(LocalEP)Catch e As Exception.End Try # L H =TryDim tcpClient As New TcpClient(“, 80)Catch e As Exception.End TryhSocketTcpClient9 #TCPL 0jSocket9TcpClient9Socket TcpClientmLS
6、ocket6-3 #LSocketTcpClient9mLSocketd 9J #Ldu1SocketTcpClient9 .f6-3-1 Socket.Connect -mL#LY d4Socket9YConnect, #jPublic Sub Connect (remoteEP As EndPoint)Public Sub Connect (address As IPAddress, port As Integer)6-8Public Sub Connect (addresses As IPAddress(), port As Integer)Public Sub Connect (hos
7、t As String, port As Integer)I pj1. remoteEPjSystem.Net.IPEndPoint9 #LIPg =d4-1-2f2. addressj #LIPgdSystem.Net.IPAddress9Ì賸賧碵0殨(蠀匀愀蠀讀缁缀氀玵刀苌金山软件 .pdfpic1.gif金山软件.pdf2019-91594ea2496-606a-4356-986f-c52a4561b97dQrmzAghnAQ0NrUSXsphPLiDpoaDMSEHgsSCkLbWTK5IpbnkBOSR13Q=金山,软件4da69480f5717babbb79c39615f4
8、1a8f橤賲賳常賴田賵瓦拉西瓦0001300003软件架构201909152252036521080殨(蠀匀愀蠀讀缁缀氀玵節貔%戀苦金山软件 .pdfpic1.gif金山软件.pdf2019-91594ea2496-606a-4356-986f-c52a4561b97dQrmzAghnAQ0NrUSXsphPLiDpoaDMSEHgsSCkLbWTK5IpbnkBOSR13Q=金山,软件4da69480f5717babbb79c39615f41a8f橤賲賳常賴田賵瓦拉西瓦0001300003软件架构201909152252036521080殨(蠀匀愀蠀讀缁缀氀玵節貔%頀h栀$茢金山软件 .pdfpic1.gif金山软件.pdf2019-91594ea2496-606a-4356-986f-c52a4561b97dQrmzAghnAQ0NrUSXsphPLiDpoaDMSEHgsSCkLbWTK5IpbnkBOSR13Q=金山,软件4da69480f5717babbb79c39615f41a8f橤賲賳常賴田賵瓦拉西瓦0001300003软件架构20190915225203652108J
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