UDP广播的方式收发数据(C#)

发送数据：

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/// <summary>

/// 发送信息

/// </summary>

/// <param name="sender"></param>

/// <param name="e"></param>

private void button1_Click(object sender, EventArgs e)

{

    UdpClient client = new UdpClient(AddressFamily.InterNetwork);

    IPEndPoint iep = new IPEndPoint(IPAddress.Broadcast, 9095);

    byte[] buffer = Encoding.UTF8.GetBytes(richTextBox1.Text);

    client.Send(buffer, buffer.Length, iep);

    client.Close();

}

接收数据：

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/// <summary>

/// 接收信息

/// </summary>

private void RecvMessage()

{           

    IPEndPoint iep = new IPEndPoint(IPAddress.Any, 9095);

    udpReceive = new UdpClient(iep);

    byte[] data;

    while (flag)

    {

        data = udpReceive.Receive(ref iep);

        MessageBox.Show(Encoding.UTF8.GetString(data));

    }

}