The call must be coming in as a forwarded call already, not a direct call. Any time a call arrives with forwarding information, then it's going to try to route the call to a mailbox. The call to the AA is probably is most likely a forwarded call.
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...