Cisco Cisco ONS 15454 M2 Multiservice Transport Platform (MSTP)
Virtual Wires
Provisioning the AIC and AIC-I card provides a “virtual wires” option used to route external alarms and controls from different nodes
to one or more alarm collection centers. In the following figure, smoke detectors at Nodes 1, 2, 3, and 4 are assigned to Virtual Wire
#1, and Virtual Wire #1 is provisioned as the trigger for an external bell at Node 1.
to one or more alarm collection centers. In the following figure, smoke detectors at Nodes 1, 2, 3, and 4 are assigned to Virtual Wire
#1, and Virtual Wire #1 is provisioned as the trigger for an external bell at Node 1.
Figure 2: 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.
Alarm Suppression
The following sections explain alarm suppression features for the ONS 15454 .
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