Chromecast is a line of digital media players developed by Google. The devices, designed as small dongles, enable users with a mobile device or personal computer to initiate and control playback of Internet-streamed audio/visual content on a high-definition television or home audio system through mobile and web apps that support the Google Cast technology. Alternatively, content can be mirrored from the Google Chrome web browser running on a personal computer, as well as from the screen of some Android devices.

Calling Line Identity. This is the name or number that is displayed on a receiver’s telephone handset when taking a call.

Communications room. A room providing a safe environment for technical equipment (IT, telephony etc). The advantages of a comms room are: co-location of many interconnecting devices and systems; all can be air-conditioned to prevent failure and to extend the life of the equipment; the room can be locked to prevent tampering. There can be multiple comms rooms at any particular location. Also known as apps (apparatus) room and equipment room.