Hi, On Tue, Aug 12, 2008 at 2:22 PM, Fred Portnoy <[EMAIL PROTECTED]> wrote: > First question, ipfw on FreeBSD 5.4-RELEASE. Other questions are more > difficult, since we're dealing with a production network....
Are you able to setup a test environment with the same FreeBSD release and configuration and to reproduce the issue ? It would be a good start to make these tests. Regards, Adrian. > > thanks > > Fred Portnoy > Network Analyst > Plymouth State University > > "unfettered by edgy modernisms, or classical influences" > > ----- Original Message ----- > From: "Adrian Penisoara" <[EMAIL PROTECTED]> > To: "Fred Portnoy" <[EMAIL PROTECTED]> > Cc: "freebsd-ipfw" <[email protected]> > Sent: Tuesday, August 12, 2008 7:21:45 AM GMT -05:00 US/Canada Eastern > Subject: Re: ipv4 diffserv entry > > Hi, > > On Mon, Aug 11, 2008 at 10:30 PM, Fred Portnoy > <[EMAIL PROTECTED]> wrote: >> By using Sniffer and tcpdump together, it appears that the entry in the >> "TOS" field of the IPv4 header is getting stripped off as the packet leaves >> the external facing interface of the firewall. Is this known behavior? Is >> there a way to preserve the TOS? > > Which firewall framework are we talking about (ipfw / pf / ipf) ? > Does it reproduce with all/other firewalls ? > If you completely disable the firewall, does the issue stop reproducing ? > > Regards, > Adrian. > _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-ipfw To unsubscribe, send any mail to "[EMAIL PROTECTED]"
