10-21-2013 11:33 AM
5 sites with 3 IAPs per site. So each site has: AP1, AP2, AP3, which is really AP-VC-1, AP-2, AP-3. One unit does 'double duty' as the VC. It's still '3' units at site.
What to purchase for Central?
5 x 3 == 15 subscriptions and all will be managed for you.