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Arris International Limited (styled as ARRIS) is an American telecommunications equipment company engaged in data, video and telephony systems for homes and businesses. [1] On April 4, 2019, Arris was acquired by network infrastructure provider CommScope .
This feature is also frequently called (and abbreviated) as visual message waiting indicator (VMWI). A VMWI, as defined in Telcordia GR-1401-CORE , is a stored program controlled switching (SPCS) system feature that activates and deactivates a visual indicator on customer-premises equipment (CPE) to notify the customer that new messages are ...
This status light is directly coupled with what the modem is sending the DCD line. By default, when a modem is powered up, the DCD signal is deasserted. It is not asserted until the modem either makes an outgoing call, or answers an incoming call, and then connects with a data modem on the other end.
Those bright indicators are often LED lights. LED lighting is an energy-efficient option for manufacturing indicator lights. The light has a long lifespan and doesn’t generate excess heat ...
Data Terminal Ready (DTR) is a control signal in RS-232 serial communications, transmitted from data terminal equipment (DTE), such as a computer, to data communications equipment (DCE), for example a modem, to indicate that the terminal is ready for communications and the modem may initiate a communications channel.
A modem flap is when the connection by the modem to the head-end has been dropped (gone offline) and then comes back online. The time offline or rate of flap is not typically recorded, only the incidence. While this is a common occurrence and usually unnoticed, if a modem's flap is extremely high, these disconnects can cause service to be ...
Stack light in automated production for in-line quality inspection. Stack lights (also known as signal tower lights, indicator lights, andon lights, warning lights, industrial signal lights, or tower lights) are commonly used on equipment in industrial manufacturing and process control environments to provide visual and audible indicators of a machine's status to machine operators, technicians ...
Cellular signal strength of -74dBm (or 66 asu) displayed on a smartphone.Also shown: signal bars of two cellular networks, and signal bars of a Wi-Fi network. In telecommunications, received signal strength indicator or received signal strength indication [1] (RSSI) is a measurement of the power present in a received radio signal.