On 01/11/2013 09:06 AM, Dario Lesca wrote:
> Il giorno ven, 11/01/2013 alle 08.40 -0800, Tom Eastep ha scritto:
>>
>> Ah -- I see the real problem here. Your firewall is MASQUERADING
>> outgoing connections from the server.
>>
>> Note that the incoming connection on port 21 is addressed to
>> my.host.42.251 but the outgoing connection is from my.host.42.242!
>>
>> Fix your /etc/shorewall/masq file so that it doesn't masquerade those
>> outgoing connections.
>>
> Wow!, thank Tom!!  Work! Work! Work!
> 
> This is my old masq file, :
> $NET_IF_1       0.0.0.0/0       $ONLINE_SERVER      tcp     25
> $NET_IF_1       0.0.0.0/0       $NET_FW_IP_1
> 
> I have masquerade only port 25 for same outgoing mail service.
> Now I have this configuration:
> $NET_IF_1       0.0.0.0/0       $ONLINE_SERVER
> $NET_IF_1       0.0.0.0/0       $NET_FW_IP_1
> 
> Now Work!, but my other question is: It's correct this configuration
> method?

If $ONLINE_SERVER is the system that uses proxy arp, then you should
simply delete that entry. I can't see how the change you made could have
fixed the ftp problem.

-Tom
-- 
Tom Eastep        \ When I die, I want to go like my Grandfather who
Shoreline,         \ died peacefully in his sleep. Not screaming like
Washington, USA     \ all of the passengers in his car
http://shorewall.net \________________________________________________

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