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
Suffer This: A Compilation of Boston's Backwash Suffer This: A Compilation of Boston's Backwash Suffer This: A Compilation of Boston's Backwash was a collaboration of five boston punk\post punk\noise rock bands in the late 1980s. The five bands include The Five, Hullabaloo, Slaughter Shack, Hectic Heyday and Feeding Frenzy. The sixth band listed—Jerkwater—was convened for this record, and was a super-group of sorts featuring members of Hullabaloo, Feeding Frenzy, Bim Skala Bim and The Zinnias. This is the only known recording featuring both Gonson sisters (JJ and Claudia). There is also a hidden track on the album: Highway to Hell performed by Mimi and the Screeching Chinchillas,