Date: Tue, 18 Feb 2003 17:10:49 -0500 (EST) From: Marco Radzinschi <marco@radzinschi.com> To: Shane Hickey <shane@howsyournetwork.com> Cc: <freebsd-questions@FreeBSD.ORG> Subject: Re: ipf ftp proxy problem? Message-ID: <20030218170705.P57549-100000@radzinschi.com> In-Reply-To: <1045544921.28324.10.camel@daneel>
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On 17 Feb 2003, Shane Hickey wrote: > Howdy all, > I have a freebsd firewall and I want to be able to do make both passive > and active ftp client connections from my inside network to the outside > world. I'm using ipf and ipnat compiled into the kernel. I followed > the IPF HOWTOs that I've read and I'm hitting a brick wall. > My outside interface is dc0 and let's say my outside IP is 1.1.1.1. > I've tried both of the following rules in my /etc/ipnat.rules file with > no success. > > map dc0 0/0 -> 1.1.1.1/32 proxy port 21 ftp/tcp > map dc0 0/0 -> 0/32 proxy port ftp ftp/tcp > > When I say no success, I mean that I am able to establish a remote ftp > connection, but when I do a 'ls' I get a > > 425 Can't build data connection: No route to host > > I'm sure I'm doing something foolish, so any advice would be greatly > appreciated. Oh yeah, I'm running FreeBSD5.0-release and IPF version > 3.4.29. > > Thanks in advance for any help. > > -- > Shane Hickey : Network/System Consultant > GPG KeyID: 777CBF3F > Key fingerprint: 254F B2AC 9939 C715 278C DA95 4109 9F69 777C BF3F > Listening to: MC5 - 12 I Can Only Give you Everyth Place the following BEFORE any other rules, and replace $intsubnet with your internal subnet. The second rule will allow active FTP from the firewall itself. map dc0 $intsubnet -> 1.1.1.1/32 proxy port ftp ftp/tcp map dc0 1.1.1.1/32 -> 1.1.1.1/32 proxy port ftp ftp/tcp Marco Radzinschi E-Mail: marco@radzinschi.com Tue Feb 18 17:07:05 EST 2003 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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