[asterisk-users] how to sniff RTP and SIP traffic only

[Xavier Cardil]

Thank you so much !!!!!

On Mon, Jun 29, 2009 at 12:21 PM, Duncan Turnbull <duncan at e-simple.co.nz>wrote:

> For Linux use tcpdump on the host you are after
>
> tcpdump udp and port 5060 or portrange 10000-16000 -s0 -i eth0
>
> where 5060 is your SIP port and 10000-16000 are your rtp ranges
> -s0 means snap length of 0 so capture all the packet rather than cutting
> off at a point
>
> And refine it by adding the host you are targetting and -w to write to a
> file.
>
> Then you can import the file in wireshark and use the voip utlities to
> listen to it fairly easily or use tcpdump -r to read it back and clean
> it out a bit more
>
> Cheers Duncan
>
> Xavier Cardil wrote:
> > Hi, do somebody knows how to sniff RTP and SIP traffic only for a
> > faster debugging ?
> >
> > Thanks.
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