The time from setup-time to connect-time is the no active call time (rings). From connect time to disconnect-time is the time of active call (when user talks). Verify that with a number where nobody answers and take the time of the rings and then watch it in your logs.
Unfortunately I won't be able to answer your question - looking myself for the same information. If you find the answer from another source, please let me know. If I get it first - I will forward it to you.
These are the paths to get to each CCX logs through CLI. They may be helpful if you are having issues accessing RTMT or downloading logs through it.
If you want to download them you have to prefix "file get " and you can add one of the options (re...