tcpdump mailing list archives
Re: Patch to print out IP data in PPP HDLC packets
From: Hannes Gredler <hannes () juniper net>
Date: Fri, 2 Jul 2004 22:12:42 +0200
On Thu, Jul 01, 2004 at 09:32:26PM +1000, Darren Reed wrote: | I've been using this patch to print IP packets inside PPP HDLC | frames found in raw 1xRTT traffic. I've been able to find few | details on the actual PPP header format apart from what "0x7eff" | means and observing traffic for 0x7e21. The end result is extra | output of the form "{ PPP HDLC IP 1.2.3.4 > 2.3.4.5: GREv1call 0....}" | | It may not be particularly efficient because it malloc's a new | buffer for each packet (rather than using a static buffer) but | better that than limit the program's capabilities w.r.t recursive | decoding was what I decided. | | Darren darren, thanks for your submission - i have checked in the attached patch; /hannes
Attachment:
print-ppp.c.diff
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Current thread:
- Patch to print out IP data in PPP HDLC packets Darren Reed (Jul 01)
- Re: Patch to print out IP data in PPP HDLC packets Hannes Gredler (Jul 01)
- Re: Patch to print out IP data in PPP HDLC packets Darren Reed (Jul 01)
- Re: Patch to print out IP data in PPP HDLC packets Hannes Gredler (Jul 02)
- Re: Patch to print out IP data in PPP HDLC packets Guy Harris (Jul 02)
- Re: Patch to print out IP data in PPP HDLC packets Darren Reed (Jul 02)
- Re: Patch to print out IP data in PPP HDLC packets Darren Reed (Jul 01)
- Re: Patch to print out IP data in PPP HDLC packets Hannes Gredler (Jul 01)
- Re: Patch to print out IP data in PPP HDLC packets Hannes Gredler (Jul 02)
- Re: Patch to print out IP data in PPP HDLC packets Stephen Donnelly (Jul 04)
- Re: Patch to print out IP data in PPP HDLC packets Darren Reed (Jul 05)
- Re: Patch to print out IP data in PPP HDLC packets Guy Harris (Jul 05)
- Re: Patch to print out IP data in PPP HDLC packets Stephen Donnelly (Jul 04)