[GRLUG] AFTR - an ISC IPv6 transition tool

[Adam Tauno Williams]

On Sat, 2011-01-15 at 15:19 -0500, Michael Mol wrote: 
> On Sat, Jan 15, 2011 at 3:11 PM, Adam Tauno Williams
> <awilliam at whitemice.org> wrote:
> > On Sat, 2011-01-15 at 14:41 -0500, Bob Kline wrote:
> >> Someone mentioned that recent distributions
> >> come with IPv6 enabled.  How might one verify
> >> that it is enabled
> > $ ip addr
> > If you see an inet6 addresses then IPv6 is enabled on the host;  if one
> > of the inet6 addresses starts with something other than fe80:: [which is
> > link-local and always present] then something (most likely a radvd
> > instance) is providing your host with an IPv6 assignment.
> ppp and layer-3 OpenVPN tunnels don't configure fe80 addresses. (At
> least, by default, as tested on my home setup, with AT&T DSL and
> PPPoE.)

For PPP I believe this is a bug that was very recently fixed; I think
IPv6 for a pppd connection is off by default anyway. [or was until
fairly recently]

For current versions of OpenVPN IPv6 is only supported on TAP
interfaces, not TUN.  Or that was true last time I checked.



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