...
3) Tracing meaningful data with JavaScript
See First Overview, Ideas, Concept, etc. Chapter 3.
4) Sending the monitored client data to the CMR
Because of firewalls and security policies in large system environments, there could be problems sending the captured data directly from the client to the CMR. For this reason, the client data are gathered on one application server. Since also server-side data are sent the same way, there should be no troubles.
5) Correlation between server trace-ID and client trace-ID
...