LINETERMDEV_ Constants

The LINETERMDEV_ bit-flag constants describe different types of terminal devices.

LINETERMDEV_PHONE
The terminal is a phone set.
LINETERMDEV_HEADSET
The terminal is a headset.
LINETERMDEV_SPEAKER
The terminal is an external speaker and microphone.

No extensibility. All 32 bits are reserved.

These constants are used to characterize a line's terminal device and help an application to determine the nature of a terminal device.