Date: Mon, 27 Sep 1999 09:29:56 +0300 From: Ruslan Ermilov <ru@ucb.crimea.ua> To: Joe Bo <ibjoe@home.com> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: ipfw, natd and DNS Message-ID: <19990927092956.A76443@relay.ucb.crimea.ua> In-Reply-To: <2.2.32.19990926201520.0097ddbc@mail>; from Joe Bo on Sun, Sep 26, 1999 at 01:15:20PM -0700 References: <2.2.32.19990926201520.0097ddbc@mail>
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On Sun, Sep 26, 1999 at 01:15:20PM -0700, Joe Bo wrote: > Hi, > > I'm running v3.2 with ipfw and natd on a 2 nic machine > as a gateway for a RFC1918 network of windows PCs. > > I changed the firewall type to "simple", and my internal > network could no longer get internet access. > > of course in rc.firewall I have: > $fwcmd add divert natd all from any to any via ${natd_interface} > as the first line. > > The problem was the port 53 was not getting though. > > when I changed the original lines: > # Allow DNS queries out in the world > $fwcmd add pass udp from any 53 to ${oip} > $fwcmd add pass udp from ${oip} to any 53 > to > # Allow DNS queries out in the world > $fwcmd add pass udp from any 53 to any > $fwcmd add pass udp from any to any 53 > > then it worked. Someone told me it was because I didn't have named > running, so I added and configured that, it is correct I think. > but I still have to have the more open port 53 lines in rc.firewall. > > Can anyone tell me, am I doing something wrong or ??? > > Thanks to all who can respond, > > Joe > Add the following rule $fwcmd deny log ip from any to any as the last rule, and see what is being blocked, then come back with more info. -- Ruslan Ermilov Sysadmin and DBA of the ru@ucb.crimea.ua United Commercial Bank, ru@FreeBSD.org FreeBSD committer, +380.652.247.647 Simferopol, Ukraine http://www.FreeBSD.org The Power To Serve http://www.oracle.com Enabling The Information Age To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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