From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 31 Aug 2001 21:24:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 31 Aug 2001 21:24:50 -0400 Received: from f271.law7.hotmail.com ([216.33.236.149]:54799 "EHLO hotmail.com") by vger.kernel.org with ESMTP id ; Fri, 31 Aug 2001 21:24:34 -0400 X-Originating-IP: [211.117.39.54] From: "Tobin Park" To: linux-kernel@vger.kernel.org Subject: In ip.c (Kernel 1.3.0) Date: Sat, 01 Sep 2001 01:24:47 +0000 Mime-Version: 1.0 Content-Type: text/plain; format=flowed Message-ID: X-OriginalArrivalTime: 01 Sep 2001 01:24:47.0644 (UTC) FILETIME=[E377DDC0:01C13284] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hello. I am studying linux kernel 1.3.0. In ip.c this sentence appeared. if(iph->frag_off) { if (iph->frag_off & 0x0020) is_frag|=1; /* * Last fragment ? */ if (ntohs(iph->frag_off) & 0x1fff) is_frag|=2; } what is that mean is_frag? what's the difference between is_frag are 1,2,4? Thank you. _________________________________________________________________ Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp