Cisco ONS 15454 DWDM Installation And Operation Manual page 786

16.5.3 OPT-BST-E Amplifier Card
• Fast transient suppression
Nondistorting low-frequency transfer function
•
Settable maximum output power
•
Fixed output power mode (mode used during provisioning)
•
ASE compensation in fixed gain mode
•
Full monitoring and alarm handling with settable thresholds
•
OSRI, which is a software feature capable (through CTC) of shutting down the optical output power
•
or reducing the power to a safe level (automatic power reduction)
ALS, which is a safety mechanism used in the event of a fiber cut
•
The optical splitters each have a ratio of 1:99. The result is that the power at the MON TX and MON RX
Note
ports is about 20 dB lower than the power at the COM TX and COM RX ports.
Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
16-42
Chapter 16 Card Reference
April 2006