Sep 18, 2011 · Once a packet reaches a host using its IP address, the packet needs to be given to one of the applications on this machine. To determine which application should get the …

Basically I want to create a protocol where I send a udp packet and then I expect a response. Just like the HTTP protocol for every request there is a response. This code works if the server is …

Jun 17, 2010 · A single IP_ADDRANY-bound UDP server should be able to appear to respond on the same dynamically-assigned IP address a packet is received on. Luckily, there is another …

Dec 26, 2010 · Connectionless protocols (Like IP and UDP) are used for example with the Video Conferencing when you don't care if some packets are lost , while you have to use a …

May 22, 2012 · In regards to why ports are specified during a multicast subscription - it's because multicast IP is just that - IP only. "ports" are a property of the upper protocols (UDP and TCP). …

Jun 18, 2014 · I have a server with a couple of different IP addresses. At this point, each IP can recieve a UDP request, but it is always the same IP that replies, which the requesters do not …

The application will run on a LAN (not internet). I've been assuming that if my MTU is 1500 then thats how big a UDP payload can be, but I'm not sure if the UDP header is meant to fit within …

If the network protocol is IP, the unit of data is called Datagram. At the transport layer, if the protocol is UDP, we use datagram there as well. Hence, we differentiate them as UDP …

Sep 28, 2016 · Use the Name of the Server instead of the IP. Often in corporate networks the IP address of a PC will change periodically (usually 3-4 weeks) so using the Name of the server …

Oct 20, 2017 · The idea would be to send a discovery message containing your ip address and name. Then in the receive message function add the ip-name pairs to a List of devices. Add a …