multicast « Development « Java Network Q&A

1. Error on MulticastSocket.joinGroup()    stackoverflow.com

I'm trying to execute a simple example of Multicast sockets on Java.

 MulticastSocket s = new MulticastSocket(6789);
 InetAddress group = InetAddress.getByName("230.1.1.1");
 s.joinGroup(group);

2. IPv6 Multicast Check Java    stackoverflow.com

Is there any better to way to check if I can receive a given IP Multicast transmission. Following code works fine but there is a problem in this code - it ...