Do you have the h323-gateway voip bind srcaddr "ip-address" on your ethernet interfaces. Could you provide the details fo the debug and the runnign config on the gateway? Can you post "debug isdn q921" and "debug isdn q931" for a 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...