For some NCM Device Families, in the "Configuration Notification Trap Settings" subview there is a "Change Event Source Table" parameter that can be modified.
Explanation of the Event Source Table under Configuration Notification Trap Settings for NCM devices
All supported DX NetOps Spectrum releases
As an example, for the Juniper JUNOS Device Family, we see the following for "Change Event Source" parameters.
The purpose of this table is when the trap is received, the "Source" value sent with the trap is numeric.
The table maps the numeric value to a text value in the event. Instead of seeing the number "2" in the event, you would see the text "cli" in the example above.
Values can be changed or added as needed.
For example, to change "1:other" to "1:OTHER":
See the Configure Notification Trap Settings documentation topic for additional details.