Be sure the phone number is set to the location the room will be at.
Go to the e911 tab still under phone numbers page.
Enable room level e911 (the address should reflect the location you selected earlier).
Enter unit type.
Enter unit number.
7. Create test user on account (Settings>User Management>Add New).
8. Sign into webphone with the credentials you just created and dial 933 (this will call 911 access point and tell you the address).