You will need a call accounting system working with your CDR format. For example, marking incoming calls with color depending on calling party number using Tariscope call accounting system:
You may try Tariscope call accounting at http://www.tariscope.com/en/products/tariscope-34.html.It supports all types of Cisco telephony equipment, including CUCM and CUCM Express for affordable price.There is freely available trial version to try an...