You can do an import from a legacy server. You don't have to reactivate that way. I did my cut over from 2.2 that way. But the user had to do a sync on the desktop manager to get the address book lookup to work. Not sure why. I didn't have time to stop and figure it out.
Technical Engineer II
BES was decommissioned on 04/25/12 in favor of iPhones using Lotus Notes Traveler 8.5.3