Re: FTP time-outs

[Scott Klement <midrange-l@xxxxxxxxxxxxxxxx>]

FTPAPI lets you specify the connection timeout value.  Maybe it'd be 
worth trying that?  I don't know how you could accomplish the same thing 
with the IBM client...

Alan Shore wrote:
> Sorry I didn't respond in a more timely fashion.
> Thanks to those people who responded
> Rob@xxxxxxxxx suggested trying PING, unfortunately on a lot of the external
> sites PING has been disabled.
> Vern made the suggestion below, but my problem is that if the site is down,
> I cannot ftp to their site to change anything, so that when I try to ftp
> get, the ftp script fails, but the control does not pass back to my program
> for quite a while.
> So, if anyone has anymore suggestions?
>
>
>
> Alan Shore
> Programmer/Analyst, Direct Response
> E:AShore@xxxxxxxxxxx
> P:(631) 244-2000 ext. 5019
> C:(631) 880-8640
> "If you're going through Hell, keep going" - Winston Churchill
>
>
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>              06/04/2008 05:16                                              
>              PM                                                    Subject 
>                                        Re: FTP time-outs                   
>                                                                            
>              Please respond to                                             
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>              <midrange-l@midra                                             
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>
>
> Alan
>
> There is a little-known server sub-command that can be used to set
> time-outs
>
> TIME <inactivity> <transfer>: Sets server time-out values for this FTP
> session.
>
> <transfer> is optional
>
> This is run using the QUOTE client sub-command
>
> So from your client you can run
>
> quote time 900 30
>
> sets inactivity timeout to 15 minutes and waiting for data to arrive to 30
> seconds - at least I think that is its meaning.
>
> Run STAT from your FTP session to see what the values are for your session
> now. One of our machines comes back with
>
> 211-File transfer time-out value set to 420 seconds.
> 211  Current inactivity time-out value set to 3600 seconds.
>
> when using ftp to loopback.
>
> Inactivity timeout is settable with the CHGFTPA command - transfer timeout
> is not. The inactivity timeout is also the source for the message you get
> from an iSeries when you first enter an FTP session - Connection will not
> be closed... ' or 'Connection will close if idle...'
>
> This might have no effect on a Windows FTP server or a Linux one.
>
> HTH
> Vern
>
> -------------- Original message --------------
> From: Alan Shore <AlanShore@xxxxxxxx>
>
> > Morning everyone
> > I have a question concerning ftp. Hopefully my question comes across the
> > way I want it to.
> > We have a script that gets files via ftp from different sites. If for
> some
> > reason that ftp site is not available, we have to wait for a time-out to
> > occur on the ftp request.
> > Who controls that time-out? Is there a way to programmatically recognize
> > that situation to circumvent the time-out?
> > Here is a copy of what the FTPLOG looks like
> > 6/03/08 22:08:30 XXXXXXXX Send FTP File (SNDFTPF) Command Log
> > Input read from specified override file.
> > Connecting to remote host 123.45.678.901 using port 21.
> > Cannot connect to host 123.45.678.901 at address123.45.678.901. Try again
>
> > later.
> > Enter an FTP subcommand.
> > etc
> > etc
> >
> > As usual, many thanks for any and all help offered