UC500 with latest IOS has FXS port and uses outgoing dial-peer to a trunk group of BRIs.
The FXS port is in basic dial-peer mode, not SCCP mode, calling out one get disconnect tone as the last digits is entered, in traces we can see disconnect code 63 and "Call blocked by CLI - IEC 126.96.36.199.29.0".
Calls from FXS to local ephone-dn work fine.
Calls from ephone using same DP work fine
There is no COR configuration of any sort.
Converted FXS from basic mode to SCCP and it works fine.
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...