Common operational misconceptions

Carsten Bormann cabo at
Fri Feb 17 06:30:30 UTC 2012

On Feb 16, 2012, at 18:08, Jack Bates wrote:

> It at first started with trying to explain that vlan based switching is not Layer-3. :(

Ah, one of the greatest misconceptions still around in 2012:

-- OSI Layer numbers mean something.
-- Somewhere in the sky, there is an exact definition of what is layer 2, layer 3, layer 4, layer 5 (!), layer 7
-- my definition is righter than yours

Grüße, Carsten

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