[149946] in North American Network Operators' Group

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Re: Common operational misconceptions

daemon@ATHENA.MIT.EDU (Carsten Bormann)
Fri Feb 17 02:06:09 2012

From: Carsten Bormann <cabo@tzi.org>
In-Reply-To: <4F3DF8A3.8040708@paulgraydon.co.uk>
Date: Fri, 17 Feb 2012 08:05:02 +0100
To: Paul Graydon <paul@paulgraydon.co.uk>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

On Feb 17, 2012, at 07:50, Paul Graydon wrote:

> what OSI means

Yet another common misconception popping up:

-- You can talk about the OSI model in the present tense

(That said -- yes, it is still useful as a set of simple terms for =
certain combinations of functions.
It is also still useful as a way to calibrate your gut feeling of what =
is going on in a network.
Just never expect OSI terms to have a precise meaning in today's =
networks. =20
1978 is now a third of a century ago...
If you need precision, you need to spell out what you mean in today's =
terms.)

Gr=FC=DFe, Carsten



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