System.Net.Sockets.SocketeException:提供了无效的参数,错误代码:10022

问题描述 投票:3回答:1

我不知道为什么会收到以下错误。谁能对此有所启发?

System.Net.Sockets.SocketeException: An invalid argument was supplied Error Code:10022 [closed]

private void btnStart_Click(object sender, EventArgs e)
        {

 try
            {
                epLocal = new IPEndPoint(IPAddress.Parse(txtIP1.Text), Convert.ToInt32(txtPort1.Text));
                sck.Bind(epLocal);
                epRemote = new IPEndPoint(IPAddress.Parse(txtIP2.Text), Convert.ToInt32(txtPort2.Text));
              //Here Error Occures I dont know what is my mistake?
                sck.Bind(epRemote);
                byte[] buffer = new byte[1500];
                sck.BeginReceiveFrom(buffer, 0, buffer.Length, SocketFlags.None, ref epRemote, new AsyncCallback(MessageCallBack), buffer);
                btnStart.Text = "Connected";
                btnStart.Enabled = false;
                btnSend.Enabled = true;
                txtMessage.Focus();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }
c# sockets invalidargumentexception
1个回答
3
投票

您将同一个套接字绑定到多个Endpoint对象,这就是为什么您收到InvalidArgument异常的原因,您一次只能将一个套接字绑定到一个IPEndPoint对象。

[当您尝试监听公共IP地址和本地IP时,请尝试此一个

 IPEndPoint ep =  new  IPEndPoint(IPAddress.Any, yourportnumber );
 sck.Bind(ep) ; 

这将创建一个监听器,可以监听您PC的所有IP地址,否则,最好使用单独的套接字对象

如果我是你,我不会从IPAddress解析本地textbox,而是使用类似IPAddress.Loopback的东西

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