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Date:      Fri, 8 Aug 2014 01:28:20 -0700
From:      Doug Hardie <bc979@lafn.org>
To:        Odhiambo Washington <odhiambo@gmail.com>
Cc:        questions <questions@freebsd.org>
Subject:   Re: TCP/IP on the way out?
Message-ID:  <94DD6882-7A24-443B-85BF-090416562120@lafn.org>
In-Reply-To: <CAAdA2WNmX628FLiPDKRrpwe9Pzov0JysiPetAKbVyHyFnttveQ@mail.gmail.com>
References:  <CAAdA2WNmX628FLiPDKRrpwe9Pzov0JysiPetAKbVyHyFnttveQ@mail.gmail.com>

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On 8 August 2014, at 00:00, Odhiambo Washington <odhiambo@gmail.com> =
wrote:

> I trust that all is well with everyone.
>=20
> I have seen this article which sounds much like a dream, but seems =
true.
>=20
> =
http://www.networkworld.com/article/2459286/why-tcp/why-tcp/ip-is-on-the-w=
ay-out.html
>=20
> I'd love to hear the views of those who understand the network stack.


A quick reading indicates that the protocol is almost identical to the =
IMP protocol used by ARPANET.  It is more efficient of bandwidth and =
redundant paths.  However, TCP/IP won out simply because it is a very =
simple protocol that works well and can be easily implemented in very =
small devices.  What the article doesn't address is the path =
determination process.  That is where the bulk of the code and overhead =
will be found.  ARPANET used a static network structure that required =
re-loading of all IMPs when the network changed in order to keep the =
overhead down to something manageable.  IPv6 is somewhat of a compromise =
in that area, but it still incurs significantly more overhead than IPv4. =
 IPX was much worse yet.  We never could get a LAN with 100 workstations =
to be useable, where we could easily put 200 on a LAN using IPv4.




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