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Date:      Thu, 28 May 2009 15:25:19 -0300
From:      Alexandre Biancalana <biancalana@gmail.com>
To:        Scott Ullrich <sullrich@gmail.com>
Cc:        freebsd-pf@freebsd.org
Subject:   Re: Multiple ftp servers behind pf with carp multi-ip
Message-ID:  <8e10486b0905281125l662e1f98r5b5a68e172d56684@mail.gmail.com>
In-Reply-To: <d5992baf0905271512n7a66ad26n91c1a645fd526d3c@mail.gmail.com>
References:  <8e10486b0905271442j224b37f5nceccaba929a08f8a@mail.gmail.com> <d5992baf0905271512n7a66ad26n91c1a645fd526d3c@mail.gmail.com>

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On Wed, May 27, 2009 at 7:12 PM, Scott Ullrich <sullrich@gmail.com> wrote:
> On Wed, May 27, 2009 at 5:42 PM, Alexandre Biancalana
> <biancalana@gmail.com> wrote:
>> Hi list,
>>
>> I have two firewall with 7.2-STABLE, PF and Carp for failover.
>>
>> The machine have one physical interface dedicated to two internet
>> links (from different providers) and using two vlans on top of this
>> physical interface. Each vlan have one real ip address and a carp
>> interface with multiple real ip addresses for each vlan. I have three
>> ftp servers with invalid ip addresses behind the firewall that need to
>> be accessible from internet.
>>
>> Then I configured ftp-proxy in the following way:
>>
>> ftp-proxy -a <internal_fw_ip> -b <ftp_external_ip> -p21 -R <ftp_internal=
_ip>
>>
>> When ftp_external_ip is an ip associated to the carp interface, the
>> ftp connection is unstable, some times the connection is opened, some
>> times the connection is broken in the middle of list command or before
>> enter the password. If I start the ftp-proxy command using as
>> ftp_external_ip the ip associated with the vlan interface everything
>> works great.
>>
>> This machines are in production, so I'm building a lab with virtual
>> machines to do some experiments and try to reproduce this.
>>
>> Did someone had seen something like this before ?
>
> Sure have with pfSense many times. =A0 =A0You might want to give this
> custom pftpx-route port a try that we have. =A0You can start an instance
> of pftpx for each wan and then it will do the required route-to work.
>
> http://www.pfsense.org/~sullrich/ported_software/pftpx_routeto/

Hi Scott,

 Thank you for your reply.

 Against what versions o pftpx this patch can be applied ?
 I'm running 7.2-STABLE on amd64 and the binary file supplied does not work=
.


 Best Regards,
Alexandre Biancalana



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