To connect Microsoft Exchange:
Go to https://login.meetingroomapp.com/. If you haven’t created your MeetingRoomApp account yet, do so now and then log in.
Click on Calendar Providers on the left.
Click on Connect Exchange.
In the dialog box, click on the CONTINUE WITH BASIC AUTHENTICATION button.
Enter the provider’s name (Name), e.g. Exchange Domain.com.
Select Exchange version.
The Web Services URL is in this format https://domain.com/ews/exchange.asmx.
Remember to fill in the URL directly with Exchange Web Services –/ews/exchange.asmx.
If you wish to use this Provider to synchronize only rooms in a certain room list, enter the room list e-mail address. Otherwise, leave the field blank.
Click on Save.