Earlier quoted context omitted.
https://en.wikipedia.org/wiki/History_of_the_Internet Back in the day the network layer was not standardised nor interoperable. The "International Network Working Group" provided a communication protocol (TCP/IP) capable of hiding the differences of the different networks. > the job of the TCP is merely to take a stream of messages produced by one HOST and reproduce the stream at a foreign receiving HOST without chan…
Not my point tho, see here: https://news.ycombinator.com/item?id=21108739 Interconnected Network Networking (what we have today)≠Interconnected Internetwork Internetworking (what we should have but don't) The latter enables recursive structures, the former doesn't.
Thank you, this is what I was looking for.