You can define 8 ring patterns (cadences) for SPA-3102. You can select a default ring for any inbound call using 8 different ring patterns. The user can also define a list of caller patterns with each ring pattern so that the ring is played when the caller-id matches the pattern. For example, one can associate Ring 2 with "039012*,039013*", so that whenever caller with 039012 and 039013 area code will use Ring 2 to ring.