Add-drop multiplexer Add-drop multiplexer An add-drop multiplexer (ADM) is an important element of an optical fiber network. A multiplexer combines, or multiplexes, several lower-bandwidth streams of data into a single beam of light. An "add-drop" multiplexer also has the capability to "add" one or more lower-bandwidth signals to an existing high-bandwidth data stream, and at the same time can extract or "drop" other low-bandwidth signals, removing them from the stream and redirecting them to some other network path. This is used as a local "on-ramp" and "off-ramp" to the high-speed network. ADMs can be used both in long-haul core networks and in
This Is What the Truth Feels Like number 56 before dropping off the chart the next week. In Japan and South Korea, it peaked at numbers 74 and 75, respectively, despite Stefani's promotional efforts in the former country. During a midyear report of albums released in 2016, "Entertainment Weekly" critics ranked "This Is What the Truth Feels Like" at number 11; a selected review by Greenblatt reads: "Loves lost and found provide the twin poles for Stefani's gorgeously honest chronicle of a very complicated year—and inspired some of her most purely satisfying pop songs in years." "Newsday" also ranked it in their midyear list at number 16.