[lug] FTP question.

D. Stimits stimits at idcomm.com
Wed Aug 8 15:36:11 MDT 2001


"Brock, Kelly" wrote:
> 
> Hi All,
> 
>         Another question about WU-FTP that has been bugging me.  I have a
> hardware firewall/DHCP/wireless LAN/print server hub box.  While I bought it
> primarilly for the wireless LAN and print server for my laptops the firewall
> is a nice bonus.  The problem though is that I need to setup the port
> mappings so that the passive connection port for the FTP server is properly
> retargetted to my linux machines.  I know this is a solvable problem, I just
> can't seem to get it working correctly.
> 
>         What I really want is to limit the port range of the passive
> connections to something like 12000-12010 so that I can open those on the
> firewall and map them to the appropriate machine.
> 
>         Regards,
> 
>         KB
> _______________________________________________
> Web Page:  http://lug.boulder.co.us
> Mailing List: http://lists.lug.boulder.co.us/mailman/listinfo/lug

Surely someone on the list must know how to proxy the ftp to do this? I
don't, I rarely deal with proxy, but it seems like there should be a way
when an incoming request to ports 20/21 result in an outbound higher
port number to go to the requesting machine, that it could be told to
proxy that outbound port to a higher number? Proxy of some sort seems to
be the key.

D. Stimits, stimits at idcomm.com



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