Re: ftp server not accessable from LAN

Make sure both ports 20 (ftp data port) and 21 (ftp connection port) are
opened.

-Frank

"Klaus P. Pieper" <me@privacy.net> wrote in message
news:3fqoo9F8ou13U1@individual.net...
> Hi,
>
> we use a Linksys BEFSR41 Router (Firmware 1.05.03, Apr 29 2004) to connect
> our LAN with the internet (static IP-address). We are running an ftp
> server in our LAN. This server is available from the internet via port
> forwarding without any problem (using the router's static IP address).
>
> However, within the LAN, we can connect only with the local IP address
> (192.168.x.x).
>
> E.g. if we enter "ftp static IP address" in the workstation's DOS prompt,
> the ftp server answers and asks for the user name an password. Then the
> server send a message "230 Login successful". But now, after entering any
> additional command, the connection hangs and terminates after a while.
>
> The same happens with other ftp clients (e.g. ftp surfer - with and
> without passive mode).
>
> Some people mentioned already problems with inner forwarding in routers.
> But I can hardly beleive that this is the root cause as we have no
> problems with other protocols (smtp, imap or http). It's just the ftp
> protocol.
>
> Many thanks for your advise.
>
> Klaus
>
> --
> reply to: pub dot kp2 dot pieper at ibeq dot com
Received on Thu Sep 29 19:53:09 2005