I think IPv6 should now be enabled by default in the kernel.
It is an IETF standard, and comes by default
with the latest versions of Solaris, AIX, and Windows NT.
In addition the latest versions of SUSE Linux enable IPv6
in the kernel.
I saw your message posted to pinstripe-list; given that the public beta is
already out (and that's where we give previews of new features), I;m marking
this as DEFERRED. We will examine it for the next release (or another one in