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...
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 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'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...
Is that possible?  I'm writing a web-admin interface for a network-system. I need to listen to a specific UDP port and show it in browser. Can I do that in javascript? Also; any other ideas are welcomed.  early-edit: Here's another idea: I ha...
So I'm new to node js and I'm trying to port over an existing API. This one function I'm working on simply udp queries a remote server and waits for a response, but when I loop a ton of randomly generated queries, a lot of them start timi...
I'm having an issue with a repeated EADDRNOTAVAIL issue on a UDP multicast proof of concept. I have a Linux server sending multicast messages to a Windows client (have tried reversing this to no avail..). The server works correctly when running b...
This is a gist of simplified Node javascript code to test.    https://gist.github.com/d3x0r/315c87e8d2d65543d8689356d80f4c76  This creates a socket for each interface address, computes the subnet broadcast address, and then sends every second, for 4...

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