Date: Sun, 2 Jun 2002 11:45:14 -0700 From: "Crist J. Clark" <crist.clark@attbi.com> To: =?iso-8859-1?Q?Johan_Bj=F6rk?= <johan.bjork@qbrick.com> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: Bridge and ARP problem Message-ID: <20020602114514.G20911@blossom.cjclark.org> In-Reply-To: <3CFA5F70.9020000@qbrick.com>; from johan.bjork@qbrick.com on Sun, Jun 02, 2002 at 08:09:52PM %2B0200 References: <3CFA5F70.9020000@qbrick.com>
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On Sun, Jun 02, 2002 at 08:09:52PM +0200, Johan Björk wrote: > Hi folks, > > I have a working firewall using BRIDGE and ipfilter (Patch from: > http://people.freebsd.org/~cjc/). > > But when I installed two more NIC's for our LAN I see some errors. I > have a real IP-address on LAN outside interface, using ipnat for our > traffic. > I see: > /kernel: arp: 00:01:02:8a:72:d8 is using my IP address XX.XXX.XXX.XX > > (XX = outside IP-address) The mac-address is the outside interface of > the DMZ-bridge. Both outside interfaces are connected to the same switch. > > The network setup: > > [Internet] > | > | > [ Switch ]----[Outside interface DMZ; No Ip-address assign] > | > | > [ Outside interface LAN] I don't understand this diagram. Where is the FreeBSD bridge in question? Who has the IP address XX.XXX.XXX.XX? What IP addresses are assigned to the bridges interfaces? > Why does my bridge think it have an IP-address? The setup is working, > so I don´t know why I get this errors. > > System: > FreeBSD 4.5-STABLE-20020502 > > rc.conf: > ipfilter_enable="YES" > ipfilter_flags="" > ipnat_enable="YES" > gateway_enable="YES" You probably don't need 'gateway_enable.' Where are you turning on and configuring the bridging? -- Crist J. Clark | cjclark@alum.mit.edu | cjclark@jhu.edu http://people.freebsd.org/~cjc/ | cjc@freebsd.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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