Yes there's a NAT on the client side, but i belive it's not that, in fact it
can't.
That happens with the 6MB~ file, but not with the 600Kb one.

-----Original Message-----
From: proftp-user-bounces@lists.sourceforge.net
[mailtoroftp-user-bounces@lists.sourceforge.net] On Behalf Of Patrick
Muldoon
Sent: ter=E7a-feira, 2 de Outubro de 2007 1:40
To: proftp-user@lists.sourceforge.net
Subject: Re: [Proftpd-user] Wierd Problem

On Oct 1, 2007, at 5:39 PM, Jorge Bastos wrote:

> TJ,
>
> I have a situation that i don't see nothing relevant in the log.
>
> I've done the log with:
>
> ---
>
> /usr/local/sbin/proftpd -c /etc/proftpd.conf -nd10 2>&1 >& /home/ =


> alojamento/my_user/proftpd.txt
>
> ---
>
>
>
> in the first send, it's a file with about 6MB~, it sends it, and in =


> the end, it completed the send, but the MSDOS ftp client,it stops =


> for about 30 seconds and gives-me the info below:
>
>
>
> ---
>
> ################################################## #################### =


> ##########
> ##############
> Connection closed by remote host.
>
> ---
>
>
>
> if i connect the ftp again, and send a smaller file, it completes =


> all perfect.
>
>
>
> If i go and send the 6MB~ file again, but with the filezilla =


> windows client, when it gets the end, it stops also about around 30 =


> seconds and after it finished.
>
>
>
> In the logs i don't see nothing that indicates error or something.
>
> How can i debug this more?



Is there anything such as a firewall or NAT/PAT device between the =

client and the server? Could be something timing out there.

Could tcpdump and look at both the data and the command channels on =

both client and server and compare what you see.

-Patrick

--
Patrick Muldoon
Network/Software Engineer
INOC (http://www.inoc.net)
PGPKEY (http://www.inoc.net/~doon)
Key ID: 0x370D752C

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