From: Vint Cerf <vint@google.com>
To: Pete Heist <pete@heistp.net>
Cc: ECN-Sane <ecn-sane@lists.bufferbloat.net>
Subject: Re: [Ecn-sane] IPv5
Date: Wed, 31 Mar 2021 06:55:55 -0400 [thread overview]
Message-ID: <CAHxHggc=28S_tUe0qnRMSbYS7HdWhgS9+KMZWpbtAnYNga5Vbw@mail.gmail.com> (raw)
In-Reply-To: <880920d70c014664d8bf49d023ebfa1895ead887.camel@heistp.net>
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hang on! we deprecated IPv5 some time ago - this is a hijack!
v
On Wed, Mar 31, 2021 at 3:16 AM Pete Heist <pete@heistp.net> wrote:
> Since April 1 is upon us, I thought I'd let the list know that the ECN
> debate has finally been resolved, pending a few details to work out...
>
> IPv5
> ====
>
> Codename: IP "Regret"
>
> # Header Format
>
> -----------------------------------------------------------------
> | Ver | Reserved | Protocol | Hop Limit |
> -----------------------------------------------------------------
> | Payload Length | Flow Label |
> -----------------------------------------------------------------
> | |
> | Source Address |
> | |
> -----------------------------------------------------------------
> | |
> | Destination Address |
> | |
> -----------------------------------------------------------------
>
> (Ver)sion (4 bits):
> Protocol version, set to 5
>
> Reserved (12 bits):
> Reserved for fun, MBZ on open Internet
>
> Protocol (1 byte):
> Protocol number as per IANA
>
> Hop Limit (1 byte):
> As per IPv6
>
> Payload Length (16 bits):
> Length of payload- fragmentation not supported
>
> Flow Label (16 bits):
> Flow label- next to addresses for fast hashing
>
> Source Address (8 bytes):
> 64-bit source address
>
> Destination Address (8 bytes):
> 64-bit destination address
>
> # Rationale
>
> * provides more than adequate address space
> * reduces IPv6 complexity
> * reduces header size to 24 bytes, down from 40 for IPv6
> * leaves 12 bits of header space for experiments and future use
> * makes the Internet fun again
>
>
> _______________________________________________
> Ecn-sane mailing list
> Ecn-sane@lists.bufferbloat.net
> https://lists.bufferbloat.net/listinfo/ecn-sane
>
--
Please send any postal/overnight deliveries to:
Vint Cerf
1435 Woodhurst Blvd
McLean, VA 22102
703-448-0965
until further notice
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prev parent reply other threads:[~2021-03-31 10:56 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-31 7:16 Pete Heist
2021-03-31 10:55 ` Vint Cerf [this message]
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