Sending packets to 255.255.255.255 by Java DatagramSocket fails

Question

I\'m programming a networking program in java , and I want to send some Packets to 255.255.255.255, but it fails , even when I send them to 192.168.1.255, which according to

Answer 1

192.168.1.255 

• Please check your subnet mask in your network. It might be possible that your sending machine and the receiving machine are not part of the same network.
• Please check that the receiving machine exists in your network.
• If there's a router in between your machines, I don't think the message will be transmitted.