Cisco ONS 15454 DWDM - External Alarms and Controls Using a Virtual Wire

23-14
Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
August 2005
Chapter 23 Alarm Management Reference
23.7.3 Virtual Wires
Figure 23-4 External Alarms and Controls Using a Virtual Wire
When using AIC virtual wires, you can:
• Assign different external devices to the same virtual wire.
• Assign virtual wires as the trigger type for different external controls.
ONS 15454
Node 1
Virtual Wire #1 is
external control
trigger
Virtual Wire #1
Smoke
detector
Bell
Smoke
detector
ONS 15454
Node 2
ONS 15454
Node 3
ONS 15454
Node 4
Virtual Wire #1
Virtual Wire #1 Virtual Wire #1
= External alarm
= External control
Smoke
detector
Smoke
detector
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