Re: QSSTV won't do ftp to ISP
On Mon, Oct 04, 2004 at 12:38:38PM -0400, Dennis Boone wrote:
> > This is just a complete guess, but I've also had issues with certain
> > FTP hosts. Typically, I can FTP from behind my LAN to any FTP host and
> > move files (in passive mode). However, there are some hosts who I can
> > connect with, but can not get/put files, nor even fetch a directory
> > listing. The only way I can do it is to SSH to my router and FTP to
> > that host from the router (that is directly connected to the Internet).
>
> Hmm, this may explain Harv's problem.
>
> Most standalone ftp clients can do passive mode, and many auto-detect
> the need for it. However embedded clients may not auto-detect,
> or even support passive at all.
>
> In non-passive ftp, the server sets up a separate connection to the
> client for actual file transfers. This breaks in firewall land,
> of course. Passive ftp reverses the data connections: the client
> connects to the server.
>
> Harv: check to see if qsstv has a passive ftp setting. If that
> fails, and your firewall is not a hardware device, you might look
> into something like the jftpgw package, an ftp proxy.
Reconfiguring the firewall to open port 20 (ftp-data) should help.
Bob, N7XY
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