[rescue] 802.11 + VoIP

Joshua Snyder josh at imagestream.com
Fri Oct 17 12:19:44 CDT 2003


On Fri, 17 Oct 2003 ed at the7thbeer.com wrote:
> > I thought it was RTP?
>
> It is RTP, but...
>
> RTP is at the session layer (layer 5) and it is encapsulated within UDP
> datagrams.  UDP/5004.  RTP relies on RTCP (reliable transport control
> protocol) to handle monitoring of data delivery, but I am not familiar
> with it's innards.
>
> So I suppose both answers are somewhat accurate. :)
>
> -ed

Yeah your right on... what you will normally see is a Voip packet that
looks like ip/udp/rtp.  So it's a Udp packet and an Rtp packet.  After a
quick search it looks like it is also common to see aal5/rtp packets but
you would only see that on an Atm network.

				josh



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