[ih] 'internet' and "Internet"

[Brian E Carpenter]

On 08-Aug-23 13:14, Jack Haverty via Internet-history wrote:
> On 8/7/23 17:55, John Levine via Internet-history wrote:
>> In principle there could be
>> multiple disjoint internets but we succeeded beyond our wildest dreams
>> and in practice it's all one internet or Internet.
> 
> In reality, there definitely were multiple disjoint internets.   I was
> involved in running one of them about 30 years ago.  We were not alone.
> It was straightforward for a corporation to build its internal internet
> (aka "intranet"), and keep it physically separate from the Internet.
> We managed our own address space and other administrative matters
> separately from the Internet administration.   Various constrained
> interconnects, such as gateway machines for mail traffic or web servers,
> were used as needed.   To "the Internet" we looked like a single machine.
> 
> But I don't know what is "practice" today.   Do corporations still have
> their own private internets?   Or have they actually all migrated to the
> Internet and somehow addressed all of the security concerns?   How did
> they get from there (private internets) to here (everyone on the
> Internet)?  In practice is everyone really on the Internet today?

I'd say No, but then I'm a co-author of RFC 8799, which not everybody likes.

> Hope I got the capitalization right.....

I gave up worrying too much when i first encountered stev knowles.

    brian

> 
> Jack
>