Cisco Systems ONS 15327 manual Setting Up External User-Provisionable Alarms, Using Virtual Wires

Models: ONS 15327

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3.12 Setting Up External User-Provisionable Alarms

3 Using Cisco Transport Controller

78-11719-02 July 2001

Figure 3-22

Setting timing parameters

Step 4 Click Apply.

3.12 Setting Up External User-Provisionable Alarms

You can use CTC to provision up to six external input alarms and two external output controls for the ONS 15327. The XTC card houses the control logic for external alarm inputs and outputs.

3.12.1 Using Virtual Wires

Provisioning the external alarms provides a “virtual wires” option that you can use to route external alarms and controls from different nodes to one or more alarm collection centers. For example, in Figure 3-23,smoke detectors provisioned as external alarms at Nodes 1, 2, 3, and 4 are assigned to Virtual Wire #1, and Virtual Wire #1 is provisioned as the trigger (external output control) for an external bell at Node 1.

3-40Cisco ONS 15327 User Documentation

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Cisco Systems ONS 15327 manual Setting Up External User-Provisionable Alarms, Using Virtual Wires