This is insane. Can the Secretariat please give unambiguous advice (preferably backed up by a letter from the Korean embassy) to attendees?
It sounds like you might be safest contacting the Korean embassy yourself and asking for a visa. If they say you don't need one, you're on firmer ground than if the IETF says you don't need one.
-- /================================================================\ |John Stracke |jstracke@xxxxxxxxxxx | |Principal Engineer|http://www.centive.com | |Centive |My opinions are my own. | |================================================================| |That is correct. I'm out of fuel. My landing gear is jammed. And| |there's an unhappy bald eagle loose in the cockpit. | \================================================================/