Representing the Correlating Event in an Event Policy
As described in Configuring an Event Policy to Execute Operational Mode Commands, the double dollar sign ($$) notation represents the event that is triggering a policy. Triggering events are those that you configure at the [edit event-options policy policy-name events] hierarchy level.
As described in Using Correlated Events to Trigger an Event Policy, you can configure a policy that is executed only if a specified event occurs within a specified time interval after another event. You do this by including the within seconds events statement at the [edit event-options policy policy-name] hierarchy level:
The policy is executed only if one or more of the events at the [edit event-options policy policy-name events] hierarchy level occur within a configured number of seconds after one or more of the events in the within seconds events statement.
For correlating events, the single dollar sign with the event
represents the most recent event that matches the event name. The
dollar sign with the asterisk (
represents the most recent event that matches any of the correlating
For a configuration example, see Example: Representing the Correlating Event in an Event Policy.