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Re: [lwip-users] lwip tcp hangup


From: Kieran Mansley
Subject: Re: [lwip-users] lwip tcp hangup
Date: Tue, 30 Aug 2011 13:06:18 +0100

On Mon, 2011-08-22 at 19:33 +0200, address@hidden wrote:
> Yugal Kishore Gupta wrote:


> > I can see that after scan I have at least 6 pcb staying for forever
> > in CLOSE_WAIT state even there is no communication and after that I
> > can not access the web server as there is no connection after that.
> > I can still ping my device successfully.
> > 
> > 
> So this seems TCP- or httpd-related. 

If it's connections in CLOSE_WAIT that are causing the problem, that
points the finger at httpd.  We have received a FIN from the other end,
and are waiting for the application to call close.

Kieran




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