Thank you Scott - that certainly makes sense.
I found that FTP from the unix server worked okay, so presumably that
bypasses the ipmasq issue somehow?
Is there a workaround for ftp from my lan, through ipmasq?
Thanks
Peter
On Tue, 21 Mar 2000 22:10:57 +1100
Scott Howard <[EMAIL PROTECTED]> wrote:
> On Tue, Mar 21, 2000 at 04:36:00PM +1100, Peter Vogel wrote:
> > I tried downloading Netscape from their website server using
> > Communicator. It chugs away for an hour then stops with the ftp dialog
> > saying "100% of 19Mb" and just sits there. There is a 19MB file on
> > disk, but it is not complete. And when I close the ftp dialog with
> > "stop" the file gets deleted.
>
> Let me guess, you've got IP Masq running somewhere on your link?
>
> FTP uses two connections, one for control messages, one for data. When
> you are downloading something it comes over the data connection, whilst
> the control connection is idle.
>
> The problem comes about when you mix this with IP Masq, which drops
> connections when they have been idea for a certain period of time.
> I'm guessing by now you can already see the problem? :)
>
> Small downloads will work (they will complete within the timeout period).
> Large downloads will have the control channel closed during the transfer,
> which with Netscape causes exactly the symptoms you're seeing - it gets to
> 100%, tries to use the control channel to confirm the download has
> completed, and dies/hangs.
>
> Scott.
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