On 2 Jan 2018, at 03:12, Rupert Gallagher <r...@protonmail.com> wrote: > RFC 822, pg. 30, section 6.2.3
Which is "Obsoleted by: 2822" which is "Obsoleted by: 5322" So, please find the description in RFC 5322. Helpfully, I've posted it twice in this thread. -- You know, Calculus is sort of like measles. Once you've had it, you probably won't get it again, and you're glad of it. -- W. Carr