-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi, IC1igo.
On Tuesday, May 25, 2010, IC1igo Ortiz wrote: >> I'm trying to use tcpdump in OpenBSD 4.6 with a syntax similar to the >> following: >> >> # tcpdump -vvv udp and port 5060 or portrange 10000-2000 -s0 \ >> -i eht0 -w eavesdropping_ulaw.dump >> >> In this case, the interface is em0, but I see that with this tcpdump >> version there is no parameter 'portrange'. I'm using a version >> compiled with the source code obtained by anoncvs, because I wanted >> to install with pkg_add but was not available. I tried as follows, >> but without success: > No pkg_add needed, its part of the base install: > http://www.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/tcpdump/ Hmmm... yes, when I got the sources using anoncvs, I saw the tcpdump source in /usr/src/usr.sbin. I'm surprised it have not been available before, then, since that is part of the base install. >> # tcpdump -vv udp and port 5060 or "port >= 10000 and port <= 20000" -s0 \ >> > -i em0 -w eavesdropping_ulaw.dump >> tcpdump: syntax error > Also, does -s0 work on OpenBSD? I thought it was a GNU/Linux and > FreeBSDish hack. On OpenBSD, shouldnt it manually be set to whatever > your MTU is? As I said to Philip, this does not work :( Thanks for your reply. Regards, Daniel iEYEARECAAYFAkv8Fe8ACgkQZpa/GxTmHTcSeACfTS2OnMof63NhEezYx6TEoJEZ cfkAn3NgJ5pTQOsY/0dZJ9NyrHl5cKlc =g5qw -----END PGP SIGNATURE-----

