I see, I hadn't made that obvious connection -- it's right in the name! (been awake for ~28 hours) That's much nicer. This is the first I've seen that header, i

I see, I hadn't made that obvious connection -- it's right in the name! (been awake for ~28 hours) That's much nicer. This is the first I've seen that header, it's good to know it exists -- I've implemented it in other ad-hoc protocols.