From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267860AbUHUUq3 (ORCPT ); Sat, 21 Aug 2004 16:46:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267859AbUHUUq2 (ORCPT ); Sat, 21 Aug 2004 16:46:28 -0400 Received: from mustang.oldcity.dca.net ([216.158.38.3]:19927 "HELO mustang.oldcity.dca.net") by vger.kernel.org with SMTP id S267860AbUHUUqO (ORCPT ); Sat, 21 Aug 2004 16:46:14 -0400 Subject: RE: Entirely ignoring TCP and UDP checksum in kernel level From: Lee Revell To: Josan Kadett Cc: linux-kernel In-Reply-To: <1093120934.854.155.camel@krustophenia.net> References: <1093120934.854.155.camel@krustophenia.net> Content-Type: text/plain Message-Id: <1093121172.854.157.camel@krustophenia.net> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 Date: Sat, 21 Aug 2004 16:46:13 -0400 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 2004-08-21 at 17:41, Josan Kadett wrote: > I added the patch, indeed this was just one of the few modifications I tried > before. The result is failure, the TCP/IP stack still does the checksum... > Perhaps after this modification, the condition that the packet is not > "eaten" may not be telling the system that there is a checksum error, but > instead, just dropping packets by not igniting the TCP ACK function. Please try Kalin's suggestion, instead of my patch. It's more generic, plus my 'patch' didn't handle UDP. Lee