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Re: [lwip-devel] [bug #26069] Connect to a remote IP address which is no

From: Kieran Mansley
Subject: Re: [lwip-devel] [bug #26069] Connect to a remote IP address which is not present makes the APP hang
Date: Fri, 03 Apr 2009 09:32:30 +0100

On Thu, 2009-04-02 at 23:10 +0200, Piero 74 wrote:
> kieran...
> i used lwip_connect in my app to an host which can be present or not
> (in my case the host is domain on web, and my lwip board could be
> connected to switch which routes outside or not... i have to check
> this situation)
> so, after few seconds, and some SYN packets sent, the lwip_connect
> return, and pcb should became avalaible again. ... so, it works IMO!

OK, it's good to know that the timeout on SYN retransmissions is
working.  lwip_connect() uses the callback version of the API to connect
to the lower layers of the stack whereas Rikke is using the event-based
API, which explains why it works for you and not for him.


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