From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753373AbaBYAMm (ORCPT ); Mon, 24 Feb 2014 19:12:42 -0500 Received: from shards.monkeyblade.net ([149.20.54.216]:48533 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752712AbaBYAMl (ORCPT ); Mon, 24 Feb 2014 19:12:41 -0500 Date: Mon, 24 Feb 2014 19:12:38 -0500 (EST) Message-Id: <20140224.191238.921310808350170272.davem@davemloft.net> To: ben@decadent.org.uk Cc: dcbw@redhat.com, mcgrof@do-not-panic.com, zoltan.kiss@citrix.com, netdev@vger.kernel.org, xen-devel@lists.xenproject.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, kuznet@ms2.inr.ac.ru, jmorris@namei.org, yoshfuji@linux-ipv6.org, kaber@trash.net Subject: Re: [RFC v2 2/4] net: enables interface option to skip IP From: David Miller In-Reply-To: <1393286520.6823.123.camel@deadeye.wl.decadent.org.uk> References: <1393266120.8041.19.camel@dcbw.local> <20140224.180426.411052665068255886.davem@davemloft.net> <1393286520.6823.123.camel@deadeye.wl.decadent.org.uk> X-Mailer: Mew version 6.5 on Emacs 24.3 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.7 (shards.monkeyblade.net [149.20.54.216]); Mon, 24 Feb 2014 16:12:41 -0800 (PST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ben Hutchings Date: Tue, 25 Feb 2014 00:02:00 +0000 > You can run an internal network, or access network, as v6-only with > NAT64 and DNS64 at the border. I believe some mobile networks are doing > this; it was also done on the main FOSDEM wireless network this year. This seems to be bloating up the networking headers of the internal network, for what purpose? For mobile that's doubly inadvisable.