UDPClient doesn't Receive data












0














I have 2 Ifaces on my PC. I send a request through all Ifaces. But I receive data through 1 Iface. However, in Wireshark I see all data through all Ifaces. This works if I loop through all the interfaces instead IPAddress.Any.



public static List<byte> ReceiveArrayData(int port, byte response, int timeout)
{
byte data;
List<byte> result = new List<byte>();

UdpClient udpClient = new UdpClient(port);
IPEndPoint RemoteIpEndPoint = new IPEndPoint(IPAddress.Any, 0);

Stopwatch sw = new Stopwatch();
sw.Start();

while (true)
{
if (udpClient.Available > 0)
{ // получаем данные
data = udpClient.Receive(ref RemoteIpEndPoint);
if (data[0] == response)
{
result.Add(data);
System.Console.WriteLine(Functions.ByteArrayToString(data));
}
}
if (sw.ElapsedMilliseconds > timeout)
{
break;
}
}
udpClient.Close();
return result;
}









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  • hmm! It works if I disabled windows firewall. I have to add rule. But I tryed add my udp port in an exception firewall, it doesn't work
    – Дмитрий Суворов
    Nov 23 at 7:57










  • It works after I added my application access to public network in firewall
    – Дмитрий Суворов
    Nov 23 at 8:05
















0














I have 2 Ifaces on my PC. I send a request through all Ifaces. But I receive data through 1 Iface. However, in Wireshark I see all data through all Ifaces. This works if I loop through all the interfaces instead IPAddress.Any.



public static List<byte> ReceiveArrayData(int port, byte response, int timeout)
{
byte data;
List<byte> result = new List<byte>();

UdpClient udpClient = new UdpClient(port);
IPEndPoint RemoteIpEndPoint = new IPEndPoint(IPAddress.Any, 0);

Stopwatch sw = new Stopwatch();
sw.Start();

while (true)
{
if (udpClient.Available > 0)
{ // получаем данные
data = udpClient.Receive(ref RemoteIpEndPoint);
if (data[0] == response)
{
result.Add(data);
System.Console.WriteLine(Functions.ByteArrayToString(data));
}
}
if (sw.ElapsedMilliseconds > timeout)
{
break;
}
}
udpClient.Close();
return result;
}









share|improve this question






















  • hmm! It works if I disabled windows firewall. I have to add rule. But I tryed add my udp port in an exception firewall, it doesn't work
    – Дмитрий Суворов
    Nov 23 at 7:57










  • It works after I added my application access to public network in firewall
    – Дмитрий Суворов
    Nov 23 at 8:05














0












0








0







I have 2 Ifaces on my PC. I send a request through all Ifaces. But I receive data through 1 Iface. However, in Wireshark I see all data through all Ifaces. This works if I loop through all the interfaces instead IPAddress.Any.



public static List<byte> ReceiveArrayData(int port, byte response, int timeout)
{
byte data;
List<byte> result = new List<byte>();

UdpClient udpClient = new UdpClient(port);
IPEndPoint RemoteIpEndPoint = new IPEndPoint(IPAddress.Any, 0);

Stopwatch sw = new Stopwatch();
sw.Start();

while (true)
{
if (udpClient.Available > 0)
{ // получаем данные
data = udpClient.Receive(ref RemoteIpEndPoint);
if (data[0] == response)
{
result.Add(data);
System.Console.WriteLine(Functions.ByteArrayToString(data));
}
}
if (sw.ElapsedMilliseconds > timeout)
{
break;
}
}
udpClient.Close();
return result;
}









share|improve this question













I have 2 Ifaces on my PC. I send a request through all Ifaces. But I receive data through 1 Iface. However, in Wireshark I see all data through all Ifaces. This works if I loop through all the interfaces instead IPAddress.Any.



public static List<byte> ReceiveArrayData(int port, byte response, int timeout)
{
byte data;
List<byte> result = new List<byte>();

UdpClient udpClient = new UdpClient(port);
IPEndPoint RemoteIpEndPoint = new IPEndPoint(IPAddress.Any, 0);

Stopwatch sw = new Stopwatch();
sw.Start();

while (true)
{
if (udpClient.Available > 0)
{ // получаем данные
data = udpClient.Receive(ref RemoteIpEndPoint);
if (data[0] == response)
{
result.Add(data);
System.Console.WriteLine(Functions.ByteArrayToString(data));
}
}
if (sw.ElapsedMilliseconds > timeout)
{
break;
}
}
udpClient.Close();
return result;
}






c# sockets udpclient






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asked Nov 23 at 7:40









Дмитрий Суворов

315




315












  • hmm! It works if I disabled windows firewall. I have to add rule. But I tryed add my udp port in an exception firewall, it doesn't work
    – Дмитрий Суворов
    Nov 23 at 7:57










  • It works after I added my application access to public network in firewall
    – Дмитрий Суворов
    Nov 23 at 8:05


















  • hmm! It works if I disabled windows firewall. I have to add rule. But I tryed add my udp port in an exception firewall, it doesn't work
    – Дмитрий Суворов
    Nov 23 at 7:57










  • It works after I added my application access to public network in firewall
    – Дмитрий Суворов
    Nov 23 at 8:05
















hmm! It works if I disabled windows firewall. I have to add rule. But I tryed add my udp port in an exception firewall, it doesn't work
– Дмитрий Суворов
Nov 23 at 7:57




hmm! It works if I disabled windows firewall. I have to add rule. But I tryed add my udp port in an exception firewall, it doesn't work
– Дмитрий Суворов
Nov 23 at 7:57












It works after I added my application access to public network in firewall
– Дмитрий Суворов
Nov 23 at 8:05




It works after I added my application access to public network in firewall
– Дмитрий Суворов
Nov 23 at 8:05












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It works after I added my application access to public network in windows firewall






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    It works after I added my application access to public network in windows firewall






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      It works after I added my application access to public network in windows firewall






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        It works after I added my application access to public network in windows firewall






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        It works after I added my application access to public network in windows firewall







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        share|improve this answer










        answered Nov 23 at 11:02









        Дмитрий Суворов

        315




        315






























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