Hello:I checked the doc for updating the APs firmware in Mobile Express:Cisco Mobility Express Deployment Guide - Managing Mobility Express Network [Cisco 5500 Series Wireless Controllers] -…It says:"If there is a mix of 1800 series and other support...

Like: SG300-10PP-K9-NADoes this NA mean I can only use this switch with north america products?Like I have AP(Mobile express) with area code not in North America, can I use those APs with this switch?