From owner-freebsd-questions@FreeBSD.ORG Thu Sep 24 15:43:45 2009 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7E2AD106566B for ; Thu, 24 Sep 2009 15:43:45 +0000 (UTC) (envelope-from rwmaillists@googlemail.com) Received: from mail-ew0-f221.google.com (mail-ew0-f221.google.com [209.85.219.221]) by mx1.freebsd.org (Postfix) with ESMTP id 0FA518FC18 for ; Thu, 24 Sep 2009 15:43:44 +0000 (UTC) Received: by ewy21 with SMTP id 21so1708468ewy.8 for ; Thu, 24 Sep 2009 08:43:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:received:received:date:from:to:subject :message-id:in-reply-to:references:x-mailer:mime-version :content-type:content-transfer-encoding; bh=4KPObcrBXsfUaO7bX+djFk16LGqNhQkYTlYG342xMMk=; b=JugK40ur7zxKmZWuuzOq2TnoM6G9m9nZIy08QVFJxUNCFJtMul0bUchepxy+kIMGg7 0SfvzrCWeVklf3O8ucqe8SERX7lrXDlrBtFtjz6esB2SRMOvjBWC0BilcR9Deoq0v9L9 cxYKx32B4LVgTYP4N5QNfDA6REROWBOm3/gI8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=date:from:to:subject:message-id:in-reply-to:references:x-mailer :mime-version:content-type:content-transfer-encoding; b=c0lMxbJk9IjILFOs2OpKbsZL+pV9/1xHXM5fMCyJKmmerWd+5dtVHfuP3ht/UkIzDo IzI1zv/wkJMUlkg3EesmfWriPyYVHT8ZGPlaiKezXFu56p9yb8w5m77Pi/zF7B39842J ptU3mLtALVwm0FmogsvoD5NQYBDLzBuG9/cjE= Received: by 10.210.7.16 with SMTP id 16mr4353906ebg.14.1253807023425; Thu, 24 Sep 2009 08:43:43 -0700 (PDT) Received: from gumby.homeunix.com (bb-87-81-140-128.ukonline.co.uk [87.81.140.128]) by mx.google.com with ESMTPS id 7sm18614eyg.21.2009.09.24.08.43.42 (version=SSLv3 cipher=RC4-MD5); Thu, 24 Sep 2009 08:43:43 -0700 (PDT) Date: Thu, 24 Sep 2009 16:43:40 +0100 From: RW To: freebsd-questions@freebsd.org Message-ID: <20090924164340.5ccb270b@gumby.homeunix.com> In-Reply-To: <4ABB7251.4060004@ibctech.ca> References: <4ABB679D.7030604@poughkeepsieschools.org> <4ABB7251.4060004@ibctech.ca> X-Mailer: Claws Mail 3.7.2 (GTK+ 2.16.6; i386-portbld-freebsd7.2) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Subject: Re: net.inet.ip.random_id possible ASA problems? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 24 Sep 2009 15:43:45 -0000 On Thu, 24 Sep 2009 09:21:21 -0400 Steve Bertrand wrote: > IIRC, random_id allows initial TCP sequence numbers to be randomized. I was a bit sceptical about that because it's inet.ip., not inet.tcp. =46rom a quick grep of the source it appears to be for setting the ip id, for ip fragmentation.