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A subset of the "Event Log" for the above notification is as below -

Alarm related (o-ran-fm.yang)

The notification generated by the NETCONF server is as below -

<notification xmlns="urn:ietf:params:xml:ns:netconf:notification:1.0">
    <eventTime>2023-12-12T08:04:13Z</eventTime>
    <alarm-notif xmlns="urn:o-ran:fm:1.0">
        <fault-id>4</fault-id>
        <fault-source>Slot-2-Port-B</fault-source>
        <affected-objects>
            <name>Slot-2-Port-B</name>
        </affected-objects>
        <fault-severity>MAJOR</fault-severity>
        <is-cleared>false</is-cleared>
        <fault-text>CPRI Port Down</fault-text>
        <event-time>2023-12-12T08:04:13.4Z</event-time>
    </alarm-notif>
</notification>

The above is a Major alarm and is mapped to the FaultLog object and displayed in the "Fault App". Mapping Info -

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For identifying a cleared alarm, a combination of "fault-severity" and "is-cleared" fields are used. If "is-cleared" is set to "true", then the Alarm is marked as Cleared. If "false", then the fault-severity value is used to identify the severity of the alarm.