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我希望将消息发送到多台计算机(LAN网络)。套接字多连接VB.NET
实验室中的每台计算机都运行服务器,但一台计算机是客户端。
问题:一旦消息已发送到第一台计算机,客户端停止发送到其他计算机。
客户端:
Dim ip As String
Dim i As Integer
Dim serverStream As NetworkStream
Dim outStream As Byte()
Dim counter As Integer = 0
For i = 0 To 100
Try
ip = txtRange.Text & i
clientSocket.Connect(ip, 8888)
If clientSocket.Connected = True Then
serverStream = clientSocket.GetStream()
outStream = System.Text.Encoding.ASCII.GetBytes("Message from the client$")
serverStream.Write(outStream, 0, outStream.Length)
serverStream.Flush()
End If
Catch ex As Exception
End Try
Next
服务器:
Dim serverSocket As New TcpListener(8888)
Dim requestCount As Integer
Dim clientSocket As TcpClient
serverSocket.Start()
clientSocket = serverSocket.AcceptTcpClient()
While (true)
Dim networkStream As NetworkStream = clientSocket.GetStream()
Dim bytesFrom(10024) As Byte
networkStream.Read(bytesFrom, 0, CInt(clientSocket.ReceiveBufferSize))
Dim dataFromClient As String = System.Text.Encoding.ASCII.GetString(bytesFrom)
dataFromClient = dataFromClient.Substring(0, dataFromClient.IndexOf("$"))
MessageBox.Show("Data from client - " + dataFromClient)
End While
clientSocket.Close()
serverSocket.Stop()
谢谢。