In this file there is a section for 'ContentFilters'. (Searching the keyword 'username' will get you to the right section.) As an example, the following line will ignore any config line that has 'username' in it. We can use this syntax to build the desired filter:
Save your changes and restart services on the device server.
Please test your changes in a lab environment before implementing in production. Once you have confirmed the , mirror these changes on each device server and the application server.
Additional Information
Similar article: KB504201 - Smarts NCM: How to modify drivers to allow device configuration user modifications to trigger a new revision