Mailinglist Archive: opensuse (1002 mails)

[Claudio Prono <claudio.prono@xxxxxxxxx>]

Il 12/07/2011 13.08, Claudio Prono ha scritto:
> Hello all,
>
> After the upgrade to OpenSuSE 11.4, i have some problems with the
> clients using FTP behind the firewall.
>
> My firewall loads this modules:
>
> modprobe ip_conntrack_ftp
> modprobe ip_nat_ftp
>
> And before the upgrade, no problem at all.
>
> Now, some strange problems: sometimes the passive connections works,
> sometimes not...
>
> Here is an example:
>
> root@web1[~]: ftp ftp.unina.it
> Connected to ftp.unina.it.
> 220 ftp.unina.it NcFTPd Server (free educational license) ready.
> Name (ftp.unina.it:pss): ftp
> 421 Disconnecting you since you didn't login successfully within 15 seconds.
> ftp: Login failed.
> ftp> exit
> root@web1[~]: ftp ftp.unina.it
> Connected to ftp.unina.it.
> 220 ftp.unina.it NcFTPd Server (free educational license) ready.
> Name (ftp.unina.it:pss): ftp
> 331 Guest login ok, send your complete e-mail address as password.
> Password:
> 230-You are user #4 of 50 simultaneous users allowed.
> 230-
> 230 Logged in anonymously.
> Remote system type is UNIX.
> Using binary mode to transfer files.
> ftp> passive off
> Passive mode: off; fallback to active mode: off.
> ftp> ls
> 502 Unimplemented command.
> 200 PORT command successful.
> 150 Opening ASCII mode data connection for /bin/ls.
> drwxr-xr-x   2 ftpuser  ftpusers   1776 May 15  2007 images
> -rw-r--r--   1 ftpuser  ftpusers  27866 Jan 14 18:05 index.html
> -rw-r--r--   1 ftpuser  ftpusers  24855 Jan 14 17:34 index2.html
> drwxr-xr-x  10 ftpuser  ftpusers    360 May  2 16:15 pub
> 226 Listing completed.
> ftp> passive on
> Passive mode: on; fallback to active mode: off.
> ftp> ls
> 227 Entering 192,132,34,17,176,532,34,17,176,5)
> ftp: connect: Connection refused
> ftp> ls
> 227 Entering 192,132,34,17,176,532,34,17,176,5)
> ftp: connect: Connection refused
> ftp> ls
> 227 Entering 192,132,34,17,176,532,34,17,176,5)
> ftp: connect: Connection refused
> ftp> passive
> Passive mode: off; fallback to active mode: off.
> ftp> ls
> 200 PORT command successful.
> 150 Opening ASCII mode data connection for /bin/ls.
> drwxr-xr-x   2 ftpuser  ftpusers   1776 May 15  2007 images
> -rw-r--r--   1 ftpuser  ftpusers  27866 Jan 14 18:05 index.html
> -rw-r--r--   1 ftpuser  ftpusers  24855 Jan 14 17:34 index2.html
> drwxr-xr-x  10 ftpuser  ftpusers    360 May  2 16:15 pub
> 226 Listing completed.
> ftp> passive
> Passive mode: on; fallback to active mode: on.
> ftp> ls
> 227 Entering 192,132,34,17,201,148,34,17,201,148)
> 150 Data connection accepted from 195.31.196.107:35143; transfer starting.
> drwxr-xr-x   2 ftpuser  ftpusers   1776 May 15  2007 images
> -rw-r--r--   1 ftpuser  ftpusers  27866 Jan 14 18:05 index.html
> -rw-r--r--   1 ftpuser  ftpusers  24855 Jan 14 17:34 index2.html
> drwxr-xr-x  10 ftpuser  ftpusers    360 May  2 16:15 pub
> 226 Listing completed.
> ftp> passive on
> Passive mode: on; fallback to active mode: off.
> ftp> ls
> 227 Entering 192,132,34,17,221,141,34,17,221,141)
> 150 Data connection accepted from 195.31.196.107:41809; transfer starting.
> drwxr-xr-x   2 ftpuser  ftpusers   1776 May 15  2007 images
> -rw-r--r--   1 ftpuser  ftpusers  27866 Jan 14 18:05 index.html
> -rw-r--r--   1 ftpuser  ftpusers  24855 Jan 14 17:34 index2.html
> drwxr-xr-x  10 ftpuser  ftpusers    360 May  2 16:15 pub
> 226 Listing completed.
> ftp> exit
> 221 Goodbye.
>
> What's wrong?
>
> Cordially,
>
> Claudio Prono.
No one have a similar problem ? I have that problem in all the new
firewalls installed with OpenSuSE 11.4...


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Claudio Prono                         OPST
System Developer               
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@PSS Srl                              Tel: +39-011-32.72.100
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