Re: [arch-d] IPv6 (address) usability and tools [Re: Development of Internet Protocol "Five Fields"] (IP-FF): Presentation

Iljitsch van Beijnum <iljitsch@muada.com> Fri, 08 January 2016 14:38 UTC

Return-Path: <iljitsch@muada.com>
X-Original-To: architecture-discuss@ietfa.amsl.com
Delivered-To: architecture-discuss@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 452A31A89F1 for <architecture-discuss@ietfa.amsl.com>; Fri, 8 Jan 2016 06:38:11 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.91
X-Spam-Level:
X-Spam-Status: No, score=-1.91 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, T_RP_MATCHES_RCVD=-0.01] autolearn=ham
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id gILquxRuGlwT for <architecture-discuss@ietfa.amsl.com>; Fri, 8 Jan 2016 06:38:09 -0800 (PST)
Received: from sequoia.muada.com (sequoia.muada.com [IPv6:2001:1af8:3100:a006:1::]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 339AE1A89E9 for <architecture-discuss@ietf.org>; Fri, 8 Jan 2016 06:38:09 -0800 (PST)
Received: from [IPv6:2001:470:1f15:8b5:3094:6c1:ff44:e62] (global-hq.muada.nl [IPv6:2001:470:1f15:8b5:3094:6c1:ff44:e62] (may be forged)) (authenticated bits=0) by sequoia.muada.com (8.13.3/8.13.3) with ESMTP id u08EY3Ew050127 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=NO); Fri, 8 Jan 2016 15:34:34 +0100 (CET) (envelope-from iljitsch@muada.com)
Content-Type: text/plain; charset="us-ascii"
Mime-Version: 1.0 (Mac OS X Mail 9.1 \(3096.5\))
From: Iljitsch van Beijnum <iljitsch@muada.com>
In-Reply-To: <CAOJ6w=ECLxjiU0aT_Gev5kOaO__83zpxZp6d4ir0-+owF0Vejw@mail.gmail.com>
Date: Fri, 08 Jan 2016 15:37:02 +0100
Content-Transfer-Encoding: quoted-printable
Message-Id: <DF3E1B79-18F0-49B3-A21E-2F92C0E2CAE5@muada.com>
References: <CAOJ6w=H7bs8kGt+ct=DKaVOtNcnD6PnouzpjmmLTL3P=C-Zynw@mail.gmail.com> <D2B140A5.27F7%theodore.v.faber@aero.org> <9020D012-C361-45E2-9C31-B39E852E239B@tony.li> <568C2DF9.2060003@isi.edu> <568EB30F.5050803@bobbriscoe.net> <CAOJ6w=EbmfntH_3UBmJ4De+eWcEa_Rk7AL_-ZOe8rhOAHe3T4A@mail.gmail.com> <22159.48714.504484.955664@switch.ch> <CAOJ6w=ECLxjiU0aT_Gev5kOaO__83zpxZp6d4ir0-+owF0Vejw@mail.gmail.com>
To: Alexey Eromenko <al4321@gmail.com>
X-Mailer: Apple Mail (2.3096.5)
Archived-At: <http://mailarchive.ietf.org/arch/msg/architecture-discuss/M1H0ih2qTaKQDj-sc-6x600mP10>
Cc: architecture-discuss@ietf.org
Subject: Re: [arch-d] IPv6 (address) usability and tools [Re: Development of Internet Protocol "Five Fields"] (IP-FF): Presentation
X-BeenThere: architecture-discuss@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: open discussion forum for long/wide-range architectural issues <architecture-discuss.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/architecture-discuss>, <mailto:architecture-discuss-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/architecture-discuss/>
List-Post: <mailto:architecture-discuss@ietf.org>
List-Help: <mailto:architecture-discuss-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/architecture-discuss>, <mailto:architecture-discuss-request@ietf.org?subject=subscribe>
X-List-Received-Date: Fri, 08 Jan 2016 14:38:11 -0000

On 08 Jan 2016, at 15:01, Alexey Eromenko <al4321@gmail.com> wrote:

> Debugging stuff is slow with IPv6. This includes quick comparison of addresses, of host portion and of network portion of two (or more) source or destination addresses.
> In IPv4, it is possible to visualize (average sized, corporate) network in human brain.

Untrue.

With IPv6 things are super easy: you get a /48, put your VLAN ID in the subnet bits and /64 per subnet. Easy peasy.

With IPv4 when you go beyond mod 2^8 subnet sizes you need to convert between decimal and binary and do bitmask operations in your head.