[asterisk-dev] why 4 UDP ports per SIP call?

[Clod Patry]

probably same for video.


On Nov 19, 2007 2:53 PM, Klaus Darilion <klaus.mailinglists at pernau.at>
wrote:

> Hi!
>
> Analyzing Asterisk I see 4 new UPD sockets opened by Asterisk per
> incoming SIP call. I would assume RTP+RTCP=2, but why are there 4 ports
> opened?
>
> thanks
> klaus
>
>
>
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-- 
Clod Patry
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