SV: Why do we still need IPv4 when we are migrating to IPv6...

Thomas Schäfer thomas at
Thu Feb 12 14:00:07 CET 2015

Am 12.02.2015 um 13:40 schrieb erik.taraldsen at
>> This might be so in Norway. In German customer portals the gamers mostly
>> demand ipv4 (public ipv4 address to their home) instead of DS-Lite. They
>> have already native IPv6 but avm was forced to allow "teredo" over DS
>> and DS-lite - because xbox has problems with native IPv6.
>> xbox is no good example for *wanting* IPv6.
> Could you elaborate on the IPv6 issues for xbox?  I was under the impresion
> that xbox works well with IPv6.

It was last spring/summer. You can find it also in the archive of this 

In short:

xbox did not work at several (IPv6) providers. Some of them have patched 
their routers and found a solution with Microsoft (comcast).
In other parts of the world, *the solution* was to allow teredo at an 
Because I don't own a xbox I haven't sniffed the network behaviour, but 
I observe some costumer portals (e.g. Kabel Deutschland/Vodafone) and 
there are still problems, often related to IPv6. (can have other reasons 
too, like instability at all, Firewalls or something else)


More information about the ipv6-ops mailing list