Re: draft-bonica-6man-frag-deprecate
Marc Lampo <marc.lampo.ietf@gmail.com> Thu, 27 June 2013 06:39 UTC
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Date: Thu, 27 Jun 2013 08:39:24 +0200
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Subject: Re: draft-bonica-6man-frag-deprecate
From: Marc Lampo <marc.lampo.ietf@gmail.com>
To: Hagen Paul Pfeifer <hagen@jauu.net>
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> This incompatible protocol break ... Incompatible protocol or is it time for the next IP version, without fragmentation right from the beginning ? As the reasons, stated in the draft, also apply to IPv4. Would we think about deprecating the use of fragmentation fields in the IPv4 header and recommending they MUST always be set to 0 ? Kind regards, Marc Lampo On Thu, Jun 27, 2013 at 7:52 AM, Hagen Paul Pfeifer <hagen@jauu.net> wrote: > * Brian E Carpenter | 2013-06-27 13:14:12 [+1200]: > > >Cutting to the chase, and assuming that the next version > >will have more analysis and observational evidence, I'm thinking > >something like the following: > > Nearly, skip five words: "and the IPv6 fragment header". One more time: a > client of mine deploy sensor network applications using fragmentation. Not > just for fun, no because of 2460. Think about this: if this ID becomes an > RFC > (or even earlier) someone posts a patch removing fragmentation from > Linux/*BSD,3 month later all distribution ship a fragmentation/reassembly > less > stack. This breaks application, application which cannot changed because > they > are hard wired into silicon (DSP). This incompatible protocol break needs > more > time to mature out everywhere. > > I support the deprecation of fragmentation, but we need reassembling for a > transition period - not fragmentation. But this is not in contradiction > with > the current effort here - everybody can be happy. My recommendation > (slightly > changed version, see second sentence): > > 3. Recommendation > > This memo deprecates IPv6 fragmentation. Host SHOULD still be > able to > reassembly fragmented packets. Application and transport layer > protocols > SHOULD support effective PMTU discovery [RFC4821], since > ICMP-based PMTU > discovery [RFC1981] is unreliable. Any application or transport > layer > protocol that cannot support effective PMTU discovery MUST NOT in > any > circumstances send IPv6 packets that exceed the IPv6 minimum MTU > of 1280 > bytes. > > IPv6 stacks and forwarding nodes SHOULD continue to support inbound > fragmented IPv6 packets as specified in [RFC2460]. However, this > requirement exceeds the capability of some types of forwarding node > such as firewalls and load balancers. Therefore implementers and > operators need to be aware that on many paths through the Internet, > IPv6 fragmentation will fail. Legacy applications and transport layer > protocols that do not conform to the previous paragraph can expect > connectivity failures as a result. > > > > Hagen > -------------------------------------------------------------------- > IETF IPv6 working group mailing list > ipv6@ietf.org > Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 > -------------------------------------------------------------------- >
- Re: draft-bonica-6man-frag-deprecate sthaug
- Re: New Version Notification for draft-bonica-6ma… Fred Baker (fred)
- Re: Meta-issues: On the deprecation of the fragme… Carsten Bormann
- RE: draft-bonica-6man-frag-deprecate Templin, Fred L
- FW: New Version Notification for draft-bonica-6ma… Ronald Bonica
- Re: FW: New Version Notification for draft-bonica… Arturo Servin
- Re: New Version Notification for draft-bonica-6ma… Mark Smith
- Re: FW: New Version Notification for draft-bonica… Tassos Chatzithomaoglou
- Re: FW: New Version Notification for draft-bonica… Simon Perreault
- RE: FW: New Version Notification for draft-bonica… Ronald Bonica
- Re: RE: FW: New Version Notification for draft-bo… Ray Hunter
- Re: FW: New Version Notification for draft-bonica… joel jaeggli
- RE: FW: New Version Notification for draft-bonica… Ronald Bonica
- RE: RE: FW: New Version Notification for draft-bo… Ronald Bonica
- Re: FW: New Version Notification for draft-bonica… Ray Hunter
- Re: New Version Notification for draft-bonica-6ma… Fred Baker (fred)
- RE: FW: New Version Notification for draft-bonica… Ronald Bonica
- Re: FW: New Version Notification for draft-bonica… Brian E Carpenter
- RE: FW: New Version Notification for draft-bonica… Ronald Bonica
- Re: FW: New Version Notification for draft-bonica… Tore Anderson
- Re: FW: New Version Notification for draft-bonica… Mark Andrews
- RE: FW: New Version Notification for draft-bonica… Templin, Fred L
- Re: New Version Notification for draft-bonica-6ma… Fred Baker (fred)
- Re: New Version Notification for draft-bonica-6ma… Glen Turner
- Re: New Version Notification for draft-bonica-6ma… George Michaelson
- Re: New Version Notification for draft-bonica-6ma… Mark Andrews
- RE: New Version Notification for draft-bonica-6ma… Sheng Jiang
- Re: FW: New Version Notification for draft-bonica… Doug Barton
- RE: FW: New Version Notification for draft-bonica… Liubing (Leo)
- Re: FW: New Version Notification for draft-bonica… Mark Andrews
- Re: New Version Notification for draft-bonica-6ma… Tore Anderson
- RE: FW: New Version Notification for draft-bonica… Ronald Bonica
- RE: New Version Notification for draft-bonica-6ma… Ronald Bonica
- RE: New Version Notification for draft-bonica-6ma… Ronald Bonica
- Re: New Version Notification for draft-bonica-6ma… Ole Troan
- RE: New Version Notification for draft-bonica-6ma… Templin, Fred L
- Re: FW: New Version Notification for draft-bonica… Marc Lampo
- Re: FW: New Version Notification for draft-bonica… Mark Smith
- Re: FW: New Version Notification for draft-bonica… Hagen Paul Pfeifer
- Re: FW: New Version Notification for draft-bonica… Hagen Paul Pfeifer
- RE: FW: New Version Notification for draft-bonica… Ronald Bonica
- Re: New Version Notification for draft-bonica-6ma… james woodyatt
- Re: New Version Notification for draft-bonica-6ma… joel jaeggli
- Re: New Version Notification for draft-bonica-6ma… james woodyatt
- RE: New Version Notification for draft-bonica-6ma… Sheng Jiang
- Re: New Version Notification for draft-bonica-6ma… George Michaelson
- Re: New Version Notification for draft-bonica-6ma… Mark Andrews
- Re: New Version Notification for draft-bonica-6ma… joel jaeggli
- RE: New Version Notification for draft-bonica-6ma… Ronald Bonica
- Re: FW: New Version Notification for draft-bonica… Brian E Carpenter
- Re: FW: New Version Notification for draft-bonica… Randy Bush
- Re: FW: New Version Notification for draft-bonica… joel jaeggli
- Re: New Version Notification for draft-bonica-6ma… Mark Andrews
- Re: New Version Notification for draft-bonica-6ma… George Michaelson
- Re: New Version Notification for draft-bonica-6ma… Fred Baker (fred)
- Re: New Version Notification for draft-bonica-6ma… Geoff Huston
- Re: FW: New Version Notification for draft-bonica… Mark Andrews
- Re: New Version Notification for draft-bonica-6ma… Mark Andrews
- Re: New Version Notification for draft-bonica-6ma… Bob Hinden
- Re: New Version Notification for draft-bonica-6ma… Glen Turner
- Re: New Version Notification for draft-bonica-6ma… Geoff Huston
- Re: New Version Notification for draft-bonica-6ma… Tore Anderson
- Re: FW: New Version Notification for draft-bonica… John Leslie
- RE: FW: New Version Notification for draft-bonica… Templin, Fred L
- RE: New Version Notification for draft-bonica-6ma… Christian Huitema
- Re: [6MAN] New Version Notification for draft-bon… Warren Kumari
- Re: New Version Notification for draft-bonica-6ma… Ole Troan
- Re: FW: New Version Notification for draft-bonica… Brian Jones
- Re: New Version Notification for draft-bonica-6ma… Randy Bush
- Re: New Version Notification for draft-bonica-6ma… Ole Troan
- Re: New Version Notification for draft-bonica-6ma… Randy Bush
- RE: New Version Notification for draft-bonica-6ma… Tony Hain
- Re: New Version Notification for draft-bonica-6ma… Mark Andrews
- RE: draft-bonica-6man-frag-deprecate Templin, Fred L
- Re: New Version Notification for draft-bonica-6ma… Fred Baker (fred)
- Re: New Version Notification for draft-bonica-6ma… james woodyatt
- Re: New Version Notification for draft-bonica-6ma… Randy Bush
- Re: New Version Notification for draft-bonica-6ma… Mark Andrews
- Re: New Version Notification for draft-bonica-6ma… Brian E Carpenter
- Re: New Version Notification for draft-bonica-6ma… George Michaelson
- Re: New Version Notification for draft-bonica-6ma… Brian E Carpenter
- Re: New Version Notification for draft-bonica-6ma… Mark Andrews
- Re: New Version Notification for draft-bonica-6ma… Kevin Lahey
- RE: New Version Notification for draft-bonica-6ma… Tony Hain
- Re: New Version Notification for draft-bonica-6ma… Mark Andrews
- RE: New Version Notification for draft-bonica-6ma… Sheng Jiang
- Re: New Version Notification for draft-bonica-6ma… Fred Baker (fred)
- Re: New Version Notification for draft-bonica-6ma… Randy Bush
- Re: New Version Notification for draft-bonica-6ma… Mark ZZZ Smith
- Re: New Version Notification for draft-bonica-6ma… Fred Baker (fred)
- Re: New Version Notification for draft-bonica-6ma… Hagen Paul Pfeifer
- Re: New Version Notification for draft-bonica-6ma… Mark Andrews
- Re: draft-bonica-6man-frag-deprecate Hagen Paul Pfeifer
- Re: New Version Notification for draft-bonica-6ma… Fernando Gont
- Re: New Version Notification for draft-bonica-6ma… james woodyatt
- Re: New Version Notification for draft-bonica-6ma… Mark Andrews
- draft-bonica-6man-frag-deprecate Brian E Carpenter
- Re: New Version Notification for draft-bonica-6ma… Randy Bush
- Re: New Version Notification for draft-bonica-6ma… Fred Baker (fred)
- Re: New Version Notification for draft-bonica-6ma… Fernando Gont
- Re: draft-bonica-6man-frag-deprecate Marc Lampo
- RE: draft-bonica-6man-frag-deprecate Templin, Fred L
- Re: draft-bonica-6man-frag-deprecate Antonios Atlasis
- RE: draft-bonica-6man-frag-deprecate Templin, Fred L
- Re: draft-bonica-6man-frag-deprecate Antonios Atlasis
- RE: draft-bonica-6man-frag-deprecate Tony Hain
- Re: draft-bonica-6man-frag-deprecate Fred Baker (fred)
- Re: draft-bonica-6man-frag-deprecate Mark Andrews
- Re: draft-bonica-6man-frag-deprecate Karl Auer
- RE: draft-bonica-6man-frag-deprecate Templin, Fred L
- Re: draft-bonica-6man-frag-deprecate Ole Troan
- Re: draft-bonica-6man-frag-deprecate Mark Andrews
- Re: New Version Notification for draft-bonica-6ma… Erik Nygren
- RE: New Version Notification for draft-bonica-6ma… Templin, Fred L
- Re: New Version Notification for draft-bonica-6ma… james woodyatt
- RE: New Version Notification for draft-bonica-6ma… Templin, Fred L
- Re: New Version Notification for draft-bonica-6ma… james woodyatt
- RE: New Version Notification for draft-bonica-6ma… Templin, Fred L
- Re: New Version Notification for draft-bonica-6ma… Brian E Carpenter
- RE: New Version Notification for draft-bonica-6ma… Templin, Fred L
- Meta-issues: On the deprecation of the fragmentat… Fernando Gont
- Re: Meta-issues: On the deprecation of the fragme… Brian E Carpenter
- Re: New Version Notification for draft-bonica-6ma… Brian E Carpenter
- RE: draft-bonica-6man-frag-deprecate Templin, Fred L
- RE: Meta-issues: On the deprecation of the fragme… Templin, Fred L
- RE: New Version Notification for draft-bonica-6ma… Templin, Fred L
- Re: Meta-issues: On the deprecation of the fragme… Hannes Frederic Sowa
- Re: New Version Notification for draft-bonica-6ma… Brian E Carpenter
- RE: draft-bonica-6man-frag-deprecate Templin, Fred L
- Re: New Version Notification for draft-bonica-6ma… Doug Barton
- Re: Meta-issues: On the deprecation of the fragme… Antonios Atlasis
- Re: draft-bonica-6man-frag-deprecate Ole Troan
- Re: Meta-issues: On the deprecation of the fragme… C. M. Heard
- RE: draft-bonica-6man-frag-deprecate Templin, Fred L
- RE: New Version Notification for draft-bonica-6ma… Templin, Fred L
- RE: New Version Notification for draft-bonica-6ma… Templin, Fred L
- Re: Meta-issues: On the deprecation of the fragme… Francis Dupont
- Re: Meta-issues: On the deprecation of the fragme… Marc Lampo
- Re: Meta-issues: On the deprecation of the fragme… Fernando Gont
- Re: Meta-issues: On the deprecation of the fragme… Fernando Gont
- RE: Meta-issues: On the deprecation of the fragme… Manfredi, Albert E
- RE: Meta-issues: On the deprecation of the fragme… Manfredi, Albert E
- Re: Meta-issues: On the deprecation of the fragme… Mark Andrews
- RE: Meta-issues: On the deprecation of the fragme… RJ Atkinson
- Re: Meta-issues: On the deprecation of the fragme… Randy Bush
- Re: Meta-issues: On the deprecation of the fragme… Brian Jones
- Re: Meta-issues: On the deprecation of the fragme… Carsten Bormann
- Re: Meta-issues: On the deprecation of the fragme… RJ Atkinson
- Re: Meta-issues: On the deprecation of the fragme… Doug Barton
- RE: Meta-issues: On the deprecation of the fragme… Ronald Bonica
- Re: Meta-issues: On the deprecation of the fragme… Doug Barton
- Re: Meta-issues: On the deprecation of the fragme… Carsten Bormann
- RE: Meta-issues: On the deprecation of the fragme… Templin, Fred L
- RE: Meta-issues: On the deprecation of the fragme… Ronald Bonica
- Re: Meta-issues: On the deprecation of the fragme… RJ Atkinson
- RE: Meta-issues: On the deprecation of the fragme… Templin, Fred L
- RE: Meta-issues: On the deprecation of the fragme… Templin, Fred L
- RE: Meta-issues: On the deprecation of the fragme… Ronald Bonica
- RE: Meta-issues: On the deprecation of the fragme… Templin, Fred L
- RE: Meta-issues: On the deprecation of the fragme… Ronald Bonica
- RE: Meta-issues: On the deprecation of the fragme… Templin, Fred L
- Re: Meta-issues: On the deprecation of the fragme… james woodyatt
- RE: Meta-issues: On the deprecation of the fragme… Ronald Bonica
- RE: Meta-issues: On the deprecation of the fragme… Templin, Fred L
- RE: Meta-issues: On the deprecation of the fragme… Templin, Fred L
- RE: Meta-issues: On the deprecation of the fragme… Templin, Fred L
- Re: Meta-issues: On the deprecation of the fragme… james woodyatt
- RE: Meta-issues: On the deprecation of the fragme… Ronald Bonica
- RE: Meta-issues: On the deprecation of the fragme… Templin, Fred L
- Re: Meta-issues: On the deprecation of the fragme… Brian E Carpenter
- RE: "Deprecate" Templin, Fred L
- Re: "Deprecate" Mark Andrews
- Re: "Deprecate" Francis Dupont
- Re: "Deprecate" RJ Atkinson
- Re: "Deprecate" RJ Atkinson
- RE: "Deprecate" Templin, Fred L
- RE: "Deprecate" Templin, Fred L
- RE: "Deprecate" Templin, Fred L
- RE: "Deprecate" Templin, Fred L
- RE: "Deprecate" C. M. Heard