> -----Original Message-----
> From: curl-library-bounces_at_cool.haxx.se
> [mailto:curl-library-bounces_at_cool.haxx.se] On Behalf Of Dan Fandrich
> Sent: Wednesday, July 14, 2010 12:41 PM
> To: curl-library_at_cool.haxx.se
> Subject: Re: LibCurl Hang when download job disturbed by
> network interface down
>
> If the network interface comes back up with a new address,
> then the existing connection will no longer be able to
> continue and it will eventually time out (which could take 20
> minutes). If the interface comes back with the same address
> as before, the transfer ought to resume within a few seconds
> or at most a few minutes. You can use the
> CURLOPT_LOW_SPEED_LIMIT and CURLOPT_LOW_SPEED_TIME options to
> force an abort more quickly than TCP would normally do it,
> and/or just retry the transfer (an equivalent to the curl
> tool's --retry option) to redo the transfer once it fails.

Not sure if the option CURLOPT_CONNECTTIMEOUT would help or not.

Regards,
Xu Qiang
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Received on 2010-07-14