This reminds me of an old book¹ on Open Transport²³⁴ I started reading for fun a few years ago (what I found particularly interesting about Open Transport was t

This reminds me of an old book¹ on Open Transport²³⁴ I started reading for fun a few years ago (what I found particularly interesting about Open Transport was that it used Unix System V’s STREAMS⁵ instead of Berkeley sockets). Anyway, I linked the book here because it’s actually quite well-written, and the introductory section in particular actually does a good job of describing basic networking concepts. ―――――― ¹ — https://web.archive.org/web/20040626025717/http://developer.apple.com/documentation/mac/pdf/NetworkingOT.pdf https://web.archive.org/web/20040626025717/http://developer.... ² — https://en.wikipedia.org/wiki/Open_Transport https://en.wikipedia.org/wiki/Open_Transport ³ — https://developer.apple.com/legacy/library/documentation/Carbon/Reference/Open_Transport/index.html https://developer.apple.com/legacy/library/documentation/Car... ⁴ — https://web.archive.org/web/20041113084430/http://developer.apple.com/macos/opentransport/ https://web.archive.org/web/20041113084430/http://developer.... ⁵ — https://en.wikipedia.org/wiki/STREAMS https://en.wikipedia.org/wiki/STREAMS