This is NO different than any other component. If you tweak a VEVENT and add a RRULE, and your other CUA can not handle RRULE's, it is not the protocols fault
-- /=====================================================\ |John Stracke |jstracke@xxxxxxxxxxx | |Principal Engineer|http://www.centive.com | |Centive |My opinions are my own. | |=====================================================| |"The Reality Check's in the mail." --L. Peter Deutsch| \=====================================================/