I am trying to implement P2P with Hole Punching. Here is the flow: Both Peers(P1,P2) will send 1 packet to server(S). Server(S) replies back to both telling others IP:PORT P1 and P2 receive this ...

In my WPF 4.0 application, I have a UDP listener implemented as shown below. On my Windows 7 PC, I'm running both server and client on localhost. Each received datagram is a scanline of a larger b...

I've the following code to read multicast message coming from the network, for a specified IP+Port private static void ReceiveMessages(int port, string ip, CancellationToken token) { Task.Factory...

I am trying to send UDP datagrams from a UdpClient on Windows XP to a device, but it is not responding. When I look at that traffic in Wireshark, I see that my outbound packets are bad, because all...

I am developing an action multiplayer game with the help of the System.Net.Sockets.UdpClient class. It's for two players, so one should open a server and wait for incoming connections. The other p...

Consider the following code: client.Send(data, data.Length, endpoint); byte[] response = client.Receive(ref endpoint); While, according to WireShark (network sniffer), the remote host does reply...

I'm writing a simple P2P application to test the feasibilty of using UDP hole-punching in a larger project. I tried my test apps from home yesterday and they worked. However, I am now at work an...

I am creating a client server application using c sharp. The server is using tcplistener with fixed port number. the client connect to the server using tcpclient. Once connected, both client ...

how can I parse a UDP packet in .NET? I'm using PCap.Net to capture packets, in this case UDP packets, which I can access from the PCap.net object via (PcapDotNet.packets.Ethernet.IpV4.Udp). How...

I wanted to send UdpPacket to a specific remote host (I already know the public IP and Port). I wanted to use C#'s UdpClient class. static int Main() { UdpClient client = new UdpClient(); IPEndP...

I am implementing a UDP data transfer thing. I have several questions about UDP buffer. I am using UDPClient to do the UDP send / receive. and my broadband bandwidth is 150KB/s (bytes/s, not bps)....

I am trying to send a string HI to a server over UDP in a particular port and then to receive a response. However, after I try to get the response using recvfrom() I was stuck in blocking state. I ...

Trying to unicast packets to available networks. There are totally 3 networks. Managed to get packets in only one network.But i am not able to receive the packets in different networks. using this...