private void button1_Click(object sender, EventArgs e)
{
using (TcpClientConnection client = new TcpClientConnection()) {
client.NetworkStream = new NetworkStream();
client.TimeOut = 60000;
client.Open(HostResolver.GetIPAddress("127.0.0.1"), 2110);
MessageBox.Show("Client connected");
using (StringStream data = new StringStream("Data to be sent")) {
client.WriteData(data);
data.SetLength(0);
client.IsReadUntilClose = true;
client.ReadData(data);
MessageBox.Show(data.DataString);
}
client.Close(true);
MessageBox.Show("Client disconnected");
}
}
private void btnPing_Click(object sender, EventArgs e)
{
using (var client = new IcmpConnection())
{
client.NetworkStream = new NetworkStream();
client.TimeOut = 1000;
client.Open(HostResolver.GetIPAddress(txtHost.Text));
txtResult.Text = "";
for (int i = 0; i < 4; i++)
{
try
{
client.SendEchoRequest();
var response = client.ReceiveResponse();
if (!(response.IcmpPacket is IcmpEchoPacket))
{
throw new Exception("Invalid ICMP reply");
}
txtResult.Text += String.Format("Reply from {0}: seq={1} received bytes={2} time={3}ms TTL={4}\r\n",
txtHost.Text,
(response.IcmpPacket as IcmpEchoPacket).SequenceNumber,
(response.IcmpPacket as IcmpEchoPacket).Data.Length,
response.RoundTripTime,
response.IpHeader.Ttl);
System.Threading.Thread.Sleep(1000);
}
catch (Exception ex)
{
txtResult.Text += " Error: " + ex.Message + "\r\n";
}
}
}
}