I'm trying to create a UDP multi broadcast based chat program, the idea being that anyone on the local network can just pop on and start typing and sending messages.  I figure that every client needs two sockets, one to send messages and one to r...

I am building a real-time multi-player browser-based game using node.js. At the moment I have the client send user input to the game logic server via socket.io and a snapshot of the game world sent back to the client for rendering.  Below is a simpli...

when setting up a socket via dgram.createSocket('udp4'); and NOT binding it to a specific port I do receive broadcasted packets which were sent to 255.255.255.255 But when I'm binding the same socket to the specific IP of my interface thi...

What I am trying to do is create a test script (javascript) to check if a client can connect via "server reflexive candidates".  I copied the script from test.webrtc.org where it basically creates two peers and send some text via data channel...

I want to handle a lot of (> 100k/sec) POST requests from javascript clients with some kind of service server. Not many of this data will be stored, but I have to process all of them so I cannot spend my whole server power for serving requests onl...

I am working on a project where a C application sends udp datagrams from port 44044 and I would like to use node.js v0.10.20 to simply echo these packets to the console.  I use the classical examples to connect:  var dgram = require('dgram');...

I have a UDP dgram socket server written in node.js .  here's the code snippet from server.js    var PORT = 50000;  var HOST = '0.0.0.0';  var dgram = require('dgram');  var server = dgram.createSocket('udp4');  server.on(...

How do I check if a UDP port is being in use?  This is for an Angular/Node.js/Electron desktop application.  In C# .NET I've used the API:  System.Net.NetworkInformation.IPGlobalProperties.GetActiveUdpListeners()   , then checked if my UDP port w...

I am developing some stuff in webrtc, do not possess much knowledge of networking, I just want to confirm, is there no way to check about UDP ports status in client( not server) through javascript?  dreading that the answer is no. This is to check of...

I'm just getting started with node.js and UDP. I'm trying to capture UDP packets and then format the output.   The UDP packet's I'm receiving are being split up in to multiple messages. I can't figure out how to reassemble the mes...