First question, ipfw on FreeBSD 5.4-RELEASE. Other questions are more difficult, since we're dealing with a production network....
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]"
