29 Topics
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| | heyy guys.. m implementing PEER TO PEER FILE TRANSFER.. What protocol should I use? TCP or UDP? And why? |
| | When working with TCP client sockets I often find myself frustrated with the lack of event-driven support. I usually end up writing a whole bunch of code to determine disconnects, reconnecting, etc and I figuired it's time to just write my own class for this stuff. I figuired I'd share …  |
 | Hello, I am having a bit of an issue with my networking addition to my game engine. The engine uses SDL to provide an event-driven programming environment. I tried adding networking functionality, but it doesn't seem to work. Here is the relevant code: //includes #if defined(_WIN32) #include <winsock2.h> typedef int … |
| | Hello, I am currently trying to use boost asio for IPC. I ran into 2 strange issues: 1) when using the acceptor class, when I bring my process up, I get the error 'Already open' when trying to listen. The port I am trying to bind to is definitely not … |
| | Hello, I have made android application which provides remote desktop administration, I used port 5556 and socket programming TCP. I have to forward this port from router on every computer is there any other way so I can use some open port to communication with android device?? Like TeamViewer doesn't … |
| | Hi, I need just simple help. Could you just give me a tip for some good TCP server/client library for Csharp? It should be easy to use, and can handle big data size. Because I was using a Netcomm library, and while sending Image bytes, It has god frozen. Thanks … |
| | i am trying to make a program where i have a server with multiple clients, where a client sends a message to the server and when the server replies to it, the server broadcasts the reply to all the clients. the code has some error and is not working. i …  |
| | this is my server code i want to receive more than 1000000 bytes ,so the data should be splited into many packets so i use loop to receive all data ,if i use like this server always wait for client even client sent all data to server ,my messsage is …  |
| | Good Afternoon, I'm new to socket programming, and the assignment that I have to do with Server/Client socket programming which I have to write server and client programs to send text across Transport Service Access Points (TSAPs) also known as TCP ports or Sockets. Your program can select any non-privileged …  |
 | In a client server program ... generally when the server goes down the client on executing the send command 2 times returns a SIGPIPE signal . I want to know y this happens. The client must recieve sigpipe immediately when it sends a message after the socket connection is broken … |
| | A service running in the Server is listening to port 2978 on 1xx.xxx.xx.xx for incoming connections! My PHP code receives URL data through get method. A tcp connection has to be established with the 'service' on that port and the data received from the URL should be sent to the … |
| | This is the server code for the udp server/client program . There are no errors except when you run the program the ff error occurs: [COLOR="Red"]Exception in thread "main" java.lang.NullPointerException at udptry2.UDPServerbackup2.main(UDPServerbackup2.java:44) Java Result: 1[/COLOR] the client side works how it should just this part of the program [CODE] package … |
| | This is a simple server/client program. What i'm trying to do is let the server send a message to the client, the client should receive this message and print this message on screen. When i run the program the server prints "Server start" like its supposed to but nothing happens … |
| | Hi, I was wondering how to make client connect to multiple servers. I decided to use select for this but I don't see how it should work well like in the server. Pseudocode: void connect_to_server(char argv[]) { if ((sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)) == ERROR) { perror("socket problem: "); exit(1); …  |
| | I found a code on several websites for a UDP client and server ... when I run the code of both the client and the server on one computer, it works normally ... but one I work on two computers (one server and the other client), the sever becomes 'Not … |
| | OK, I've fashioned a UDP server situation by creating a socket and then using its Bind method to bind it to an endpoint. This application handles multiple incoming requests, and maintains state for each request based on the remote endpoint's ip address and port number. All of these, obviously, come … |
| | Hi, My webserver code is trying to send an image file over a TCP connection. However, the send() function is returning a -1 value with the error: Connection Reset by peer. I am using a web-browser to access the server so my guess is that the server is somehow sending … |
| | Hey everyone, I am developing code to accept TCP communcations from one computer to another. Basically from this forum, all I need is the ability to send a data string to the other computer. here is the code I have to do so. they both are the same application, but … |
| | I'm planning to stream my usb tv tuner via specific protocol (ex: RTMP) to the media server (ex: Red5) that possible to control its channel from client (ex: flash application). Is there any ideas how do I get it working out? another protocol would be okay (RTMP, RTP, RTSP, or … |
 | A most basic TCT connection is established with the code below: [CODE]// Initialization IPEndPoint m_IpEndPoint = new IPEndPoint(IPAddress.Parse("127.0.0.71"), 5000); Socket m_Socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); NetworkStream m_Stream = new NetworkStream(m_Socket); // Read/write operations m_Stream.Write(System.Text.Encoding.ASCII.GetBytes("Hello world!"), 0, 12); byte[] read_buffer = new byte[4096]; m_Stream.Read(read_buffer, 0, 4096); // Closing open resources …  |
| | Hello everyone, I have to do programming to make a small, straightforward game operating over a LAN network. I think I should use Visual C++ and MFC libraries from Microsoft, because it's easy to learn and use. Dealing with some network programming concepts such as TCP, UDP and some Socket …  |
 | Hello, I built a chat application that uses sockets and TCP/IP protocol. The client is an applet. The problem is I cannot connect the applet client with the desktop server application. [I]If I run the applet inside the applet viewer in NetBeans it works perfectly[/I]. I even tried the applet … |
| | Hi all, How to do socket programming in C.I need to control an external device through TCP/IP or UDP/IP so that when I send a query the device should be capable to respond.  |
| | i need help on programming networking.. i'm creating a winservice called HeartBeat. this service is to check if the gateway(list of gateway) is alive and able to do certain process( other application) and if it's down after certain tries, it will notified related person(email/sms/voicemail). We a doing terminal application for … |
 | I recently started messing with tcp socket programming. I hacked up a little instant messaging application that seems to work has some little problems but the world isn't in need of more IM clients. but I wanted to know a good practice for sending large files over tcp sockets. i …  |
| | Hi, I did a project a while back and as the grading TA insist on it compiling on Solaris. I have a 0 for a perfectly working project. Can someone please help me with getting a program to compile on both the free free bsd and of course annoying Solaris. … |
| | From Beej's Guide to Network Programming: [QUOTE]How can I set a custom timeout value for a TCP or UDP socket? It depends on your system. You might search the net for SO_RCVTIMEO and SO_SNDTIMEO (for use with setsockopt()) to see if your system supports such functionality. The Linux man page … |
| | Ive recently spent a lot of time using BSD sockets in Linux to do socket programming. I have written this howto with samples to show a person how to send a message buffer. Feel free to comment on this and correct anything that you think i have said wrong or … |
| | hi, I don't use python very often, and I don't have a lot of experience with network programming either. A friend of mine came up with a problem, and I was wondering if anyone could help out: "I need to connect to another computer with a UDP socket and TCP/IP …  |