JGroups demos on SuSE Linux 10.0
JGroups is a toolkit for reliable multicast communication in Java. If you're like me, which means that you barely know what multicast means, and you're running SuSE 10.0, you'll have troubles to understand why JGroups demos don't work and what you need to do to have it working.
First of all, lets see what multicast is: it's a way to send a message over network to selected recipients which belong to the same, appropriate multicast group. If you need more details on multicast, and network protocols in general, you might find interesting a book by W. Richard Stevens, TCP/IP Illustrated, which is even available online for free. (I have to say 'thank you for pointing me to it' to a very good friend of mine --