The ipt_ftp (or is it iptables_ftp) kernel module for iptables does this by
watching the traffic.

Tom Veldhouse
veldy at veldy.net

----- Original Message -----
From: "Joshua b. Jore" <josh at greentechnologist.org>
To: <tclug-list at mn-linux.org>
Sent: Tuesday, August 21, 2001 2:17 AM
Subject: [TCLUG] ftpd hooks to firewall?


> Has anyone run across a ftp daemon that can request firewall changes on
> the fly? Say, just prior to doing allowing a specific client to connect to
> a port open just that port to just that client and only for stateful
> connections. After the connection is established then just remove the
> rule.
>
> Anyone?
>
> Joshua Jore
> Minneapolis Ward 3, precinct 10
>   "The irony of this man being imprisoned in the United States and longing
> to return to once-Communist Russia so he can regain his right to free
> speech is simply staggering." - someone else
>
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