Re: Portforwarding??
I have just the other day. Are you using masq for the
box ?
On Fri, 5 Nov 1999 johan.hagstrom@intron.se wrote:
> I have set up a firewall system with several aliased interfaces and
> Ip:s. All the virtual interaces are portforwarded into a dmz where my
> webservers reside. Some of my web servers also provide ftp
> services and this is handled by doing portforwarding on the virtual
> interface and translate the trafic between the origin and the host.
>
> Everything works fine. Except som strange effects in the ftp trafic.
> My clints can connect but when they do trafic (ls) on the data-
> channel (20) the transfer seems to get stuck. When Ive analyzed
> the trfaic with tcpdump it seems that the client get confused by the
> outgoing communication coming from the original interface of the
> firewall.
>
> My question. Has anybody successfully managed to portforward ftp
> trafic on a aliased interface?? If so plzzzz tell me how.
>
> Best regards Johan
> **********************************************************
> Johan Hagström Data Ingenjör / KTH
> Direkt: 0498 - 202732 johan.hagstrom@intron.se
> Växel: 0498 - 202700 Fax: 0498 - 214640
> Intron Service AB http://www.gotlandica.com
>
> "Security is not a solution. It is a way of life."
> **********************************************************
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