A.5.6.1 General

24.1823GPPIP Multimedia Subsystem (IMS) Customized Alerting Tones (CAT)Protocol specificationRelease 17TS

Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM

Clause A.5.6.2 shows an example CAT signalling flow for an successful communication forwarding unconditional based on an CDIV AS providing the forwarding.