COMSPHERE ±48 Vdc Central Office Power Unit
shared diagnostic unit | A circuit card that plugs into a dedicated slot in the COMSPHERE 3000 Series |
(SDU) | Carrier to provide the shared diagnostic control panel and network management |
| interfaces to the DSUs in the carrier. It translates the network management protocol |
| to the devices in the carrier and routes incoming messages to the appropriate slots. |
6800 Series Network | A Paradyne automated network management system that supports the CO Power |
Management System | Unit and other devices. It allows an operator to monitor network conditions, |
(NMS) | analyze problems, and take restorative measures. |
May 1998 |