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Re: [lwip-devel] SYN flood attack - lwip crash
From: |
Simon Goldschmidt |
Subject: |
Re: [lwip-devel] SYN flood attack - lwip crash |
Date: |
Tue, 03 Feb 2009 07:29:34 +0100 |
> [..]
>
> I guess I would not have to do this if the RST flag
> or the tcp_slowtmr() could deal properly with the
> pcb->accepts_pending value.
>
> I would be very interested in seeing your patch for this,
You can download the patch (against CVS head) at
http://savannah.nongnu.org/support/download.php?file_id=17387
Unfortunately, I did not have the setup to test it :-( The basic idea is
whenever a half-open connection is killed, decrease the accepts_pending value
of the corresponding listen-pcb.
Simon
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