[outages] FYI: TMobile USA NAT64 is broken

[Ca By]

On Wednesday, February 3, 2016, Mark Felder via Outages <outages at outages.org>
wrote:

> Hi,
>
> If you have an iPhone and have iOS 9.3 beta2 you receive carrier update
> 23.5.4 which makes your LTE IPv6-only. There are major issues with
> TMobile's existing NAT64 implementation. I suspect it is limited to UDP
> traffic, but I am limited from what I can test with my iPhone. Most TCP
> traffic seems to work, but it's impossible to do Facetime (audio or
> video) calls, etc. The push messages (TCP) are received by both ends,
> but the session never successfully connects and it times out.
>
> Alternatively I've noticed it's impossible to connect to any Plex
> servers (TCP, port 32400).
>
> All of this is resolved if you use a VPN, which is frustrating. I hope
> this is fixed before 9.3 rolls out to everyone.
>
> --
>   Mark Felder
>   feld at feld.me <javascript:;>



This is not an outage. You are using beta software and it appears to never
have worked.

Nonetheless, please unicast email me, cameron.byrne at t-mobile .com. I am
interested.


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