From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lennert Buytenhek Subject: Re: Suppress / delay SYN-ACK Date: Mon, 16 Oct 2006 09:02:12 +0200 Message-ID: <20061016070212.GB22667@xi.wantstofly.org> References: <000101c6edd5$a880d430$1a04010a@V505CP> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev@vger.kernel.org Return-path: Received: from alephnull.demon.nl ([83.160.184.112]:9628 "EHLO xi.wantstofly.org") by vger.kernel.org with ESMTP id S1030311AbWJPHCO (ORCPT ); Mon, 16 Oct 2006 03:02:14 -0400 To: Martin Schiller Content-Disposition: inline In-Reply-To: <000101c6edd5$a880d430$1a04010a@V505CP> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Thu, Oct 12, 2006 at 10:08:53AM +0200, Martin Schiller wrote: > I'm searching for a solution to suppress / delay the SYN-ACK packet of a > listening server (-application) until he has decided (e.g. analysed the > requesting ip-address or checked if the corresponding other end of a > connection is available) if he wants to accept the connect request of the > client. If not, it should be possible to reject the connect request. I wrote something like this a couple of years ago: http://marc.theaimsgroup.com/?l=linux-netdev&m=103666165629419&w=2 http://marc.theaimsgroup.com/?l=linux-netdev&m=106089519611631&w=2 There wasn't a whole lot of external interest, and my need for it disappeared, so I never really finished it, and there's a couple of unfixed bugs, cheers, Lennert