Packet #656 is 14 bytes long in the pcap (all the packets were truncated, but this one more so). No IP header for a IPv4 frame, means tcprewrite can't rewrite IP addresses. Hence the abortion of execution.
I used --enable-debug during ./configure and -d2 during execution to pinpoint the issue. On Wed, Oct 8, 2008 at 11:12 AM, Morrison's Doghouse - Hannes <[EMAIL PROTECTED]> wrote: > Here is the pcap file. > you can download the pcap file from > http://www.morrisonsdoghouse.com/500.pcap. > I used "./tcpprep --port -i 500.pcap -o input.cache" to create to cachefile. > > Ihave the same problem with many other files that i have taken from the > following site: > http://tracer.csl.sony.co.jp/mawi/ > > I hpe you can help me, > Hannes > > > ----- Original Message ----- > From: "Aaron Turner" <[EMAIL PROTECTED]> > To: "Main forum for tcpreplay" <tcpreplay-users@lists.sourceforge.net> > Sent: Wednesday, October 08, 2008 5:51 PM > Subject: Re: [Tcpreplay-users] problem with tcprewrite > > >> On Wed, Oct 8, 2008 at 6:44 AM, Morrison's Doghouse - Hannes >> <[EMAIL PROTECTED]> wrote: >>> Hi, >>> using this command >>> ./tcprewrite --fixlen=pad --endpoints=10.1.16.3:10.1.4.2 >>> --cachefile=input.cache --infile=500.pcap --outfile=d1/new.pcap >>> --enet-dmac=00:07:E9:1F:96:59 >>> I get this error message: >>> tcprewrite: plugins/dlt_utils.c:216: tcpedit_dlt_l3data_copy: Assertion >>> `l2len < pktlen' failed. >>> What's the problem??? >> >> The layer 2 length of a frame is less then the size of the whole >> packet- a sign of a corrupted or invalid pcap file. I'd need to have >> a copy of your pcap file to provide more details. >> >> -- >> Aaron Turner >> http://synfin.net/ >> http://tcpreplay.synfin.net/ - Pcap editing and replay tools for Unix & >> Windows >> They that can give up essential liberty to obtain a little temporary >> safety deserve neither liberty nor safety. -- Benjamin Franklin >> >> ------------------------------------------------------------------------- >> This SF.Net email is sponsored by the Moblin Your Move Developer's >> challenge >> Build the coolest Linux based applications with Moblin SDK & win great >> prizes >> Grand prize is a trip for two to an Open Source event anywhere in the >> world >> http://moblin-contest.org/redirect.php?banner_id=100&url=/ >> _______________________________________________ >> Tcpreplay-users mailing list >> Tcpreplay-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/tcpreplay-users >> Support Information: http://tcpreplay.synfin.net/trac/wiki/Support > > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > Tcpreplay-users mailing list > Tcpreplay-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/tcpreplay-users > Support Information: http://tcpreplay.synfin.net/trac/wiki/Support > -- Aaron Turner http://synfin.net/ http://tcpreplay.synfin.net/ - Pcap editing and replay tools for Unix & Windows They that can give up essential liberty to obtain a little temporary safety deserve neither liberty nor safety. -- Benjamin Franklin ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Tcpreplay-users mailing list Tcpreplay-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/tcpreplay-users Support Information: http://tcpreplay.synfin.net/trac/wiki/Support
