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The CoreTelephony namespace provides classes that provide information on the cellular network provider as well as information about the current call.
Encapsulates a unique identifier for a call and it's state.
Holds a list of current calls and triggers events when their states change.
Contains information about the application user's home cellular service provider.
Defines constants describing various telephone radio technogies.
Carrier information for a subscriber.
Information on a subscriber to a telephone service.
A class that holds information on the application user's cellular service provider.
Enumerates data restrictions for RestrictedState.
An enumeration whose values specify an error domain.
The APIs in this namespace are used to fetch information about the cellular network provider as well as information on the current call.