Re: [jgroups-dev] JGroups preference for IPv6
Bela Ban <[email protected]>
| Newsgroups | gmane.comp.java.javagroups.devel |
|---|---|
| Message-ID | <[email protected]> |
Brian Stansberry wrote: > > On 04/12/2010 02:47 AM, Bela Ban wrote: >> This won't work: even though you *could* have a dual stack, unless you >> set one of the java.net.preferXXX flags, the JVM picks an IPv6 stack by >> default ! >> >> So a class D IPv4 address, e.g. 239.5.5.5, will fail the creation of the >> MulticastSocket in UDP (cannot bind to 239.5.5.5), and we're back to >> having promiscuous traffic. >> > > Hmm. That maybe explains why this is suddenly showing up as a problem > on Macs??? On a Mac you don't try to bind the MulticastSocket to the > multicast address; you use new MulticastSocket(int port) and it's > bound to IN_ADDR_ANY. So the IPv4 multicast addresses JBoss shipped > with worked with JGroups 2.5.x. Now with the 2.10 upgrade the > JGRP-1152 check causes a failure. Can you try with CVS head (I committed my change yesterday) ? -- Bela Ban Lead JGroups / Clustering Team JBoss ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ Javagroups-development mailing list