[SR-Users] question regarding rtpengine and ICE candidate selection

[Andrew Chen]

Ok..that's interesting to know.  Thanks for your input Richard.  This helps
a lot.

On Fri, Dec 4, 2020 at 2:18 PM Richard Fuchs <rfuchs at sipwise.com> wrote:

> On 04/12/2020 14.04, Andrew Chen wrote:
> > Sure...I understand ICE has its own setup workflow than SIP but it's
> > also important that rtpengine uses the rtp path that's negotiated in
> > the SIP or else it can cause confusion (to those who don't understand
> > ICE very well like me).
>
> There is no RTP path negotiated through SIP. There is only a number of
> possible paths, which are compiled from the list of candidates that each
> side advertises. ICE then checks which paths work, and then finally
> chooses the one with the highest priority.
>
> The only way to have a single media path that is negotiated through SIP
> is if you don't use ICE.
>
> Cheers
>
>
>
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-- 
Andy Chen
Sr. Telephony Lead Engineer
415 516 5535 (M)
achen@ <achen at thinkingphones.com>fuze.com

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