[TriLUG] Tomato Firmware vs. FTP server

[Joseph Tate]

vsftpd behind my Tomato router works fine in passive mode.  I suspect
configuration problems.  Did you remember to forward both ports 20 and
21?

On Fri, Nov 21, 2008 at 8:17 PM, Lance A. Brown <lance at bearcircle.net> wrote:
> Greetings,
>
> I'm trying to experiment with an FTP service on my server at home behind
> a Linksys WRTG54G running Tomato Firmware.  Logging in works fine, but
> the switch to PASV mode to list the current directory fails.  Tcpdump on
> the server reveals:
>
> 20:12:35.926895 IP X.X.X.X.13361 > 192.168.1.20.60027: S
> 2164785465:2164785465(0) win 65535 <mss 1414,nop,wscale 2,nop,nop,sackOK>
> 20:12:35.926927 IP 192.168.1.20 > X.X.X.X: ICMP host 192.168.1.20
> unreachable - admin prohibited, length 60
>
> which leads me to believe the FTP port detection for the NATing on the
> router is failing.  I've been through the settings on the router and it
> appears everything is set properly, but what do I know.
>
> Anyone seen this before?  Got any clues?
>
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-- 
Joseph Tate
Personal e-mail: jtate AT dragonstrider DOT com
Web: http://www.dragonstrider.com