Re: [Hist Trivia] IP Protocol Layers

[Randy Bush]

>>> I.e., layering is, IMO at least, a model. Fine for describing things, but
>>> not necessarily a good blueprint for an implementation.
>> compilation systems can be constructed which will procuce efficient inlined
>> code for nicely modularized (layered) source.  just not for programs which
>> use type-free pointers and similar analysis-defeating features.
> Also seems to be a good electric fence - you can cross layers, but very
> carefully.

try reading my message again, the one with >> above.  i was NOT suggesting
crossing layers at all, but in fact, suggesting why one does not need to.

randy