Re: Unable to FTP to i from desktop

[Vinay Gavankar <vinaygav@xxxxxxxxx>]

Chris,

But I don't know what is it that I need to do to configure the firewall
especially for FTP. Do I HAVE to use passive?

Vinay


On 5/5/09, Chris Bipes <chris.bipes@xxxxxxxxxxxxxxx> wrote:
> You need to have the firewall configured especially for FTP.  It is more
> than just opening up two ports.  When the server responds to the PASV
> command, it sends it local IP address to the client.  With port fix up
> for FTP on Port 21, the control port, it will see the local IP address
> and translate it to the NAT IP address mid data stream.  Without it
> configured correctly, your PC tries to connect to the local IP of the
> FTP server, which as you know is not reachable from your PC.
>
>
> Chris Bipes
> Director of Information Services
> CrossCheck, Inc.
>
> -----Original Message-----
> From: midrange-l-bounces@xxxxxxxxxxxx
> [mailto:midrange-l-bounces@xxxxxxxxxxxx] On Behalf Of Vinay Gavankar
> Sent: Tuesday, May 05, 2009 1:22 PM
> To: Midrange Systems Technical Discussion
> Subject: Re: Unable to FTP to i from desktop
>
> As you can see from the log, it is unable to retrieve the directory
> listing
> and I get disconnected from the server. So there is no file structure in
> the
> right-side panel (under Remote site).
>
> AS400 is at V5R3.
>
> How all this started was that I was trying to install a 3rd party
> software
> on my PC which was using FTP to automatically connect to the as400 and
> transfer some files to it and install a part of the software on the
> as400.
> That did not work and I traced it to a failure of FTP. So I was trying
> to
> see if I can do FTP from my PC to the as400 and transfer the file
> manually.
> And that too did not work.
>
> I am sure that it has something to do with the firewall, as I had
> another
> user who is on the same network, try ftp from the command prompt of his
> PC
> and that worked fine. (He did 'ftp 198.168.100.7' and I have to do 'ftp
> 65.xx.xxx.xx' as I am not on the same network as the as400).
>
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