[ale] FTP weirdness

[Joseph A. Knapka]

Leonard Thornton wrote:
> 
> Is your Linux box you are going through your firewall/NAT box?  With your
> Linux clients that work through this box, have you tried setting PASSIVE
> mode off and seeing if they work?
> 
> If this box IS a firewall/NAT box, you need to make sure that ftp-data port
> is open inbound AND that it is MASQ'd properly.  Look at elofw.sh out on
> www.linux.org for an example of how to do this....You can test this by
> setting your Linux ftp clients to use ACTIVE mode rather than PASSIVE for
> transfers.  If this is your problem, your Linux clients will failed in
> ACTIVE mode.

You can also "insmod ip_masq_ftp.o" to get active connections to work
properly.

-- Joe
 
> Hope this helps.
> 
> At 04:22 PM 4/24/2001 -0400, you wrote:
> >I am experiencing a strange occurance with ftp connections through my
> >linux box with Windows Clients.  I wonder if anyone else is experiencing
> >this...
> >
> >Here is an extract from a login using the ftp client on a windows machine:
> >
> >230 Guest login ok, access restrictions apply.
> >ftp> ls
> >200 PORT command successful.
> >425 Can't build data connection:  Connection refused
> >ftp>
> >
> >The interesting thing is that this only occurs with Windows based
> >clients.  For the linux based machines that route through this one server,
> >the ftp clients can connect and list directories just fine
> >
> >Note - both Linux and windows ftp clients log in just fine.  Also, the
> >windows ftp clients log into the linux router just fine and can list the
> >directory.
> >
> >Kernel version is v2.4.3
> >
> >Anyone else had this problem?
> >
> >Regards - Bob Kruger
> >
> >
> >
> >--
> >To unsubscribe: mail majordomo at ale.org with "unsubscribe ale" in message
> >body.
> 
> The difficult while you wait.....the impossible overnight.
> 
> Leonard Thornton
> Intelis, Inc.
> 5960 Crooked Creek Rd
> Suite 30
> Norcross, GA  30092
> 
> Office: 770.825.0032
> Fax:            770.825.0028
> Cellular:       404.583.5402
> Pager:          888.785.9188
> Email:          Leonard at Intelis-Inc.net
> 
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