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The Google MVNO probably just has roaming contracts with both - this sort of thing is part of the GSM standard. In the UK Three and EE apparently share their ne
by lucaspiller 11y ago
The Google MVNO probably just has roaming contracts with both - this sort of thing is part of the GSM standard. In the UK Three and EE apparently share their networks, even though they are two completely separate companies [0].
[0] http://m.theregister.co.uk/2014/02/04/three_and_ee_to_share_networks/ http://m.theregister.co.uk/2014/02/04/three_and_ee_to_share_...
- Aloha 11y agoExcept Sprint is CDMA, and T-Mobile is GSM - again, for data its easy to do, both networks can use the same APN, so handoff is seamless and transparent, for voice, its less so.
- profmonocle 11y agoIt's less of a problem if they're using voice over LTE. Although it would still be an issue in areas without LTE coverage on one or both networks.