From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vlad Yasevich Subject: Re: [PATCH] IPv6: Implement RFC 4429 Optimistic Duplicate Address Detection Date: Thu, 25 Jan 2007 17:34:10 -0500 Message-ID: <45B93062.7060101@hp.com> References: <20070119212314.GA10748@hmsreliant.homelinux.net> <20070120.080507.25118874.yoshfuji@linux-ipv6.org> <20070122181528.GD21059@hmsreliant.homelinux.net> <20070123.091820.104515696.yoshfuji@linux-ipv6.org> <20070123205118.GC582@hmsreliant.homelinux.net> <1169690087.23312.7.camel@w-sridhar2.beaverton.ibm.com> <20070125133340.GA8891@hmsreliant.homelinux.net> <45B8E60B.7080809@hp.com> <20070125194500.GB8891@hmsreliant.homelinux.net> <45B910B3.5000809@hp.com> <20070125212651.GB12136@hmsreliant.homelinux.net> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Cc: Sridhar Samudrala , =?UTF-8?B?WU9TSElGVUpJIEhpZGVha2kg?= =?UTF-8?B?LyDlkInol6Toi7HmmI4=?= , davem@davemloft.net, kuznet@ms2.inr.ac.ru, pekkas@netcore.fi, jmorris@namei.org, kaber@coreworks.de, netdev@vger.kernel.org To: Neil Horman Return-path: Received: from atlrel9.hp.com ([156.153.255.214]:51414 "EHLO atlrel9.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030641AbXAYWeO (ORCPT ); Thu, 25 Jan 2007 17:34:14 -0500 In-Reply-To: <20070125212651.GB12136@hmsreliant.homelinux.net> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Hi Neil I went through the RFC again it seems like the following is missing: Section 3.3: > * (modifies section 5.4.2) The host MUST join the all-nodes multicast > address and the solicited-node multicast address of the > Tentative address. The host SHOULD NOT delay before sending > Neighbor Solicitation messages. For this, addrconf_dad_kick() should pass 0 to addrconf_mod_timer when the address is optimistic. Otherwise, we'll delay DAD some of the purpose of optimistic addresses is lost. -vlad