Subj : NANOG 73
To   : Markus Reschke
From : Michiel van der Vlist
Date : Thu Aug 02 2018 14:09:12

Hello Markus,

Monday July 30 2018 22:37, I wrote to you:

 MR>> I assume they didn't get sufficient IPv4 address space from ARIN
 MR>> for the US market. So they were forced to go for IPv6.

 MV> Arin depleted ger IPv4 stock in Sept 2015, so it is a reasonable
 MV> assumption that T-mobile US can't get any more IPv4 address space. But
 MV> the the same would apply to RIPE and the European obile providers.
[...]

Here are some interesting thoughts about why T-Mobile US went IPv6 and others did not (yet).

https://preview.tinyurl.com/y7hjyjlf


Cheers, Michiel

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