A page-render beacon (or a web beacon) is a file in your web application that calculates the page-render time metric for content served by a CDN.
Ensure that the web beacon file name meets the following requirements:
\ / : " < >.
BMC recommends that you do not rename page-render beacons because external content providers can cache the request and response.
To perform this procedure, you must have Operator-level access, or higher.
In the Real User Analyzer, point to Administration > Data flow settings, and click Web beacons.