<div dir="ltr">This is true. I still worry about the NAT issue when using UDP. Most all wireless carrier do not assign public facing IPv4 addresses to the phone only IPv6.<div><br></div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Jul 18, 2017 at 3:56 AM, Nikolay Shopik <span dir="ltr"><<a href="mailto:shopik+lists@nvcube.net" target="_blank">shopik+lists@nvcube.net</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">On 18/07/17 00:12, jungle Boogie wrote:<br>
> On 16 July 2017 at 19:28, Colton Conor <<a href="mailto:colton.conor@gmail.com">colton.conor@gmail.com</a>> wrote:<br>
>> Overall TCP just always<br>
>> seems to work, and UPD depends on the situation of the network. TCP is<br>
>> better for battery consumption on mobile sip applications as well.<br>
>><br>
><br>
> Knowing that TCP uses more overhead just by being TCP, is it really<br>
> better for mobile phone batteries?<br>
><br>
<br>
</span>Some mobile clients (on both iOS and android) allow you to use push<br>
notification. Thus mobile client only keep TCP connection when app is<br>
open. And push server keep connection/registration, when app closed only<br>
to wake it up when need to accept call.<br>
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