To diagnose a fault or error condition on a routing platform, you need relevant information about the state of the platform. You can derive state information from event notifications. Event notifications are system log messages and Simple Network Management Protocol (SNMP) traps.
Timely diagnosis and intervention can correct error conditions and keep the routing platform in operation. Event policies allow you to automatically initiate self-diagnostic actions when specific events occur. These actions can either help you diagnose a fault or take corrective action.
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