|
Outline |
- Combines the functions of an STM-1 add-drop multiplexer (ADM) and an STM-4 ADM in the same subrack, functionally determined by the user's choice of plug-in units and configurations
- Multiplexes a variety of tributaries -- 2 Mbps, 34 Mbps, 140 Mbps, and STM-1 (155 Mbps) signals -- to offer a synchronous STM-1 or STM-4 (622 Mbps) signal
- Has management functions -- surveillance, performance monitoring, provisioning, and security management -- controlled from a local craft terminal (LCT) or remotely through a network management system (NMS)
|
|