Date: Tue, 25 Jan 2011 00:46:02 -0800 From: Bruce Ferrell <bferrell@baywinds.org> To: freebsd-questions@freebsd.org Subject: Re: Tracing packets - asterisk issues Message-ID: <4D3E8DCA.1020304@baywinds.org> In-Reply-To: <4D3E782F.5040203@herveybayaustralia.com.au> References: <4D3E782F.5040203@herveybayaustralia.com.au>
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On 01/24/2011 11:13 PM, Da Rock wrote: > I have been trying to get some pointers on my asterisk issues and I've > only been hearing crickets chirping (Asterisk list and here). I need a > pointer or two so I can fix this issue, so I'll try another angle. > > How do I trace IP packets across the network (pf firewall included)? > And would it be possible to read it visually (human readable)? > > Cheers Use tcpdump to do a capture file. something like this: tcpdump -i eth0 -n -s 1500 -w sip.cap then feed sip.cap to wireshark filter for SIP and observe the SIP conversation It's also possible to decode the RTP stream
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