BT Network means the communications network owned or leased by BT and used to provide a Service.
Provider network means an affiliated group of varied health care providers that is established to provide a continuum of health care services to individuals;
Core Network means the transport infrastructure identified in accordance with Chapter III of Regulation (EU) No 1315/2013;
Mobile Network means the network facilities and/or network services comprising the public cellular network for the provision of Call Communications.
Custom Local Area Signaling Service Features (CLASS) means certain call-management service features that are currently available from SBC-13STATE’s local networks. These could include: Automatic Call Back; Automatic Recall; Call Trace; Caller Identification and related blocking features; Calling Number Delivery; Customer Originated Trace; Distinctive Ringing/Call Waiting; Selective Call Forward; and Selective Call Rejection.