Date: Sun, 22 Aug 2004 23:17:38 -0700 From: patrick <patrick@esoltani.com> To: Dongxiang Liao <dongxiang@fastmail.fm> Cc: freebsd-ipfw@freebsd.org Subject: Re: natd -redirect_port Message-ID: <41298C02.1020008@esoltani.com> In-Reply-To: <A732E69C-F4B1-11D8-B19B-0003934292BC@fastmail.fm> References: <A732E69C-F4B1-11D8-B19B-0003934292BC@fastmail.fm>
next in thread | previous in thread | raw e-mail | index | archive | help
Dongxiang Liao wrote: > Hey there, > > I have been playing with ipfw and natd to setup firewall and port remap, > but having problem with a seemingly trivial situation. > > I want to redirect the incoming traffic to port 995 to port 22 on the > same machine. The man page of natd suggest natd -redirect_port should > do it. But "natd -redirect_port tcp 22 995" indicate I am missing the > target address and alias address. I don't quite understand the > situation since I have only one machine itself here. > > I would appreciate any suggestions. > > Dong > Assuming you already setup "natd" and it's working then the following should work, provided your internal network/interface is numbered 192.168.1.1 and your external network/interface 1.2.3.4. redirect_port tcp 192.168.1.1:995 1.2.3.4:22 I have feeling you are attempting to make the pop3 access secure, if yes, take a look at: http://www.cs.duke.edu/csl/security/secure-email.php Regards, Patrick Soltani.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?41298C02.1020008>