Re: Filtering questions
Darren Reed <[email protected]> Mon, 27 Jul 2009 11:47:56 -0700
| Newsgroups | gmane.comp.security.firewalls.ipfilter |
|---|---|
| Message-ID | <20135_1248720533_4A6DF695_20135_6792_1_4A6DF65C.6070307@reed.wattle.id.au> |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Mika Borner wrote: | Hi all | | I have three questions: | | -Is it possible to fast-route only fragmented packets? We plan to route port 25 traffic to an outgoing spamfilter running on Solaris. In rare cases, we might have fragmented packets in our network. In that case only the first packet will get rerouted, as the following fragments do not contain port information and will never be received by the spamfilter. I would like to handle this in a sane way... Sure...although I don't know if I answered this question... pass in quick on bge0 to bge1:2.3.4.5 proto tcp all with frag-body | -As some customers misuse port 25 for non-SMTP-traffic, I would like to either block or transparently pass such traffic. The "simple matching of content" -feature would come very close to what I want. Is it still experimental? Or maybe someone knows of an other way to accomplish this... .. because I remember answering this...did it get resolved? | | -Are there instructions how to replace Solaris 10U7 ipf with a custom one? Use the script SunOS5/replace Darren -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iEYEARECAAYFAkpt9lwACgkQP7JIXtvLbFXctwCeJwJhuWNRYXXXPhZ6Zx9m15Xy x0EAnjGyGlrTFbfOHmJsLcSVQ0Poa/3i =k3Ba -----END PGP SIGNATURE-----