On Mon, Jul 22, 2019 at 4:31 PM Scott Weeks <surfer@mauigateway.com> wrote:



On Mon, Jul 22, 2019 at 4:02 PM Jerry Cloe <jerry@jtcloe.net> wrote:

> There's already widespread use (abuse ?) of DOD /8's.
> T-Mobile commonly assigns 26/8 space (and others) to
> customers and nat's it.


--- cb.list6@gmail.com wrote:
From: Ca By <cb.list6@gmail.com>

My understanding is that is not currently commonly the
case

https://www.worldipv6launch.org/apps/ipv6week/measurement/images/graphs/T-MobileUSA.png
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Did they renumber (IPv4) out of that space?  Or are they
just not continuing to expand into it?

scott

They stopped using ipv4 assigned for handsets for most cases with 464xlat

https://www.internetsociety.org/resources/deploy360/2014/case-study-t-mobile-us-goes-ipv6-only-using-464xlat/


BT did similar

https://www.ipv6.org.uk/wp-content/uploads/2018/11/Nick-Heatley_BT_EE_Update_UKv6Council_201801207.pdf

And Telstra

https://blog.apnic.net/2017/01/13/telstras-five-year-mobile-ipv6-plan-becomes-reality/

And SK

https://blog.apnic.net/2019/06/03/ipv6-deployment-and-challenges-at-sk-telecom/


And Rogers, Telus, and others