IETF Logo Mail Archive

Re: [v6ops] Comments on 464xlat-00

Masanobu Kawashima <kawashimam@vx.jp.nec.com> Sun, 12 February 2012 12:53 UTC

Return-Path: <kawashimam@vx.jp.nec.com>
X-Original-To: v6ops@ietfa.amsl.com
Delivered-To: v6ops@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 6DB5521F8684 for <v6ops@ietfa.amsl.com>; Sun, 12 Feb 2012 04:53:14 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: 0.09
X-Spam-Level:
X-Spam-Status: No, score=0.09 tagged_above=-999 required=5 tests=[AWL=0.180, BAYES_00=-2.599, HELO_EQ_JP=1.244, HOST_EQ_JP=1.265]
Received: from mail.ietf.org ([12.22.58.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id bJ0q39oiXg2u for <v6ops@ietfa.amsl.com>; Sun, 12 Feb 2012 04:53:13 -0800 (PST)
Received: from tyo202.gate.nec.co.jp (TYO202.gate.nec.co.jp [202.32.8.206]) by ietfa.amsl.com (Postfix) with ESMTP id 1BF1221F867E for <v6ops@ietf.org>; Sun, 12 Feb 2012 04:53:12 -0800 (PST)
Received: from mailgate3.nec.co.jp ([10.7.69.193]) by tyo202.gate.nec.co.jp (8.13.8/8.13.4) with ESMTP id q1CCr6Hj019448; Sun, 12 Feb 2012 21:53:06 +0900 (JST)
Received: (from root@localhost) by mailgate3.nec.co.jp (8.11.7/3.7W-MAILGATE-NEC) id q1CCr6r28081; Sun, 12 Feb 2012 21:53:06 +0900 (JST)
Received: from mail03.kamome.nec.co.jp (mail03.kamome.nec.co.jp [10.25.43.7]) by mailsv4.nec.co.jp (8.13.8/8.13.4) with ESMTP id q1CCr524027492; Sun, 12 Feb 2012 21:53:06 +0900 (JST)
Received: from togyo.jp.nec.com ([10.26.220.4] [10.26.220.4]) by mail02.kamome.nec.co.jp with ESMTP id BT-MMP-879494; Sun, 12 Feb 2012 21:52:19 +0900
Received: from siznecatg159185 ([10.3.159.185] [10.3.159.185]) by mail.jp.nec.com with ESMTP; Sun, 12 Feb 2012 21:52:17 +0900
To: Washam Fan <washam.fan@gmail.com>
In-reply-to: <CAAuHL_Brs8g4pBTG1PHSioQO2D-RbabbGYHtX=Qr+Vk7U1_S9Q@mail.gmail.com>
Message-Id: <20120212215215kawashimam@mail.jp.nec.com>
References: <CAAuHL_Brs8g4pBTG1PHSioQO2D-RbabbGYHtX=Qr+Vk7U1_S9Q@mail.gmail.com>
Mime-Version: 1.0
X-Mailer: StarOffice21/MailClient[4.65 Step9]
From: Masanobu Kawashima <kawashimam@vx.jp.nec.com>
Date: Sun, 12 Feb 2012 21:52:14 +0900
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Cc: v6ops@ietf.org
Subject: Re: [v6ops] Comments on 464xlat-00
X-BeenThere: v6ops@ietf.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: v6ops discussion list <v6ops.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/v6ops>, <mailto:v6ops-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/v6ops>
List-Post: <mailto:v6ops@ietf.org>
List-Help: <mailto:v6ops-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/v6ops>, <mailto:v6ops-request@ietf.org?subject=subscribe>
X-List-Received-Date: Sun, 12 Feb 2012 12:53:14 -0000

Hi Washam,

Thank you for your helpful comments.
We will add some clarifying language about this in the next version.

Regards,
Masanobu


>Hi Masanobu,
>
>> If CLAT gets a prefix longer than /64, it does not need to perform ND
>> for 464XLAT addresses on WAN interface because 464XLAT addresses are
>> assigned to LAN interface or Virtual interface in CLAT. (i.e. 464XLAT
>> addresses are not included in WAN Prefix.)
>>
>> If CLAT gets a prefix shorter than /64, it must perform ND for 464XLAT
>> addresses on WAN interface because 464XLAT addresses are assigned to
>> WAN interface. (i.e. 464XLAT addresses are included in WAN Prefix.)
>
>But the draft says if CLAT get a prefix *equals to* /64, it MUST
>perform ND. Anyway, I think more text in section is necessary.
>
>Thanks,
>washam
>
>> Moreover, if CLAT gets a prefix shorter than /96, it can not perform
>> CLAT function.
>>

========================================
 NEC AccessTechnica, Ltd.               
 Product Development Department         
 Masanobu Kawashima                     
 kawashimam@vx.jp.nec.com               
 http://www.necat.co.jp/                
========================================

v2.23.0 | Report a Bug | By Email