Notice: IPv6 breaking issues tentatively considered blocker for F17

Dan Williams dcbw at
Mon Mar 12 18:08:24 UTC 2012

On Mon, 2012-03-12 at 09:59 -0600, Pete Zaitcev wrote:
> On Sat, 10 Mar 2012 07:46:56 -0600
> Chris Adams <cmadams at> wrote:
> > DHCPv6 is not the only way to configure dynamic IPv6; my home network is
> > using SLAAC.  IMHO that will probably be more common in home and other
> > small networks.
> This may be the case for the network that you or I run, but not for providers.
> Comcast require DHCPv6 (otherwise they can't delegate /64 automatically).

Do they send RAs at all?  If so, which (if either) of the "other" and
"managed" flags are set?  If they don't, do they just expect DHCPv6 to
be magically run, and what gets used for the default gateway address
given that DHCPv6 has no such option?  I'd love to know...


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