Re: A modest supposition

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From: Chris Olds (cco@dydax.com)
Date: Tue Jan 25 2000 - 18:11:03 PST


> >Every messaging protocol expands until it replicates the control
> >mechanisms of TCP.

1) If you need end-to-end reliability, you cannot abdicate the checking to
lower protocol layers
2) TCP has all of the mechanisms needed for end-to-end reliability
3) Messaging protocols need end-to-end reliability

The quoted result follows directly.

    /cco (who knows from experience why ethernet packets need internal
checksums, even though the hardware rejects packets with bad CRC values)


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