Before revision: In telephony, an automated attendant (also auto attendant, auto-attendant, autoattendant or AA, or virtual receptionist) allows callers to be automatically transferred to an extension without the intervention of an operator/receptionist.
After revision: In telephony, an automated attendant (also auto attendant, auto-attendant, autoattendant , Automatic Phone Menus, AA, or virtual receptionist) allows callers to be automatically transferred to an extension without the intervention of an operator/receptionist.