> > Would they permit traffic like ftp-proxy do with active FTP 
> across NAT or
> > will be application level filters ?
> 
> Eh? I think you misunderstood the concept and working of ftp-proxy.
> 
> Actually active FTP can be used via NAT rules, without ftp-proxy.

Please tell me how.

> ftp-proxy comes espcially into target, if you want to use passive ftp.
> And it's a transparent application level gateway there.

Yes.
 
> > Also I would like to know if ftp-proxy could be used to 
> protect/filter a FTP
> > server even if it's secure, like OpenBSD ftpd.
> 
> Yes, while IIRC rev-proxy-support is only in -current. Daniel?

FTP
IRC ?
and what other protocols are planned ?

> 
> > In the end, what would be the target:
> > Protect a service or Permit a service ?
> 
> What's the difference? :) Usually you use paketfilter to protect
> permissions ;0

uh ?
PF can't protect from an exploit.

Thanks.

Ed

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