The image below shows a sample notification from the SkySwitch fraud alert system. These notices are sent in cases where the system detects unusual activity which may be indicative of fraud.Legend for Fraud Alert AttributesNameDesciptionCPMCalls per MinuteASRAverage Seizure RatioACDAverage Call DurationARRAverage Route Rate (average rate based on completed call charges and durations)SCRSource Common Ratio (ratio of unique ANI, 100% means all ANI are the same)ACRAverage Charge Rate (average rate based on completed call charges and durations)DCRDestination Common Ratio (ratio of unique DNIS, 100% means all DNIS are the same)ScoreWeighted Calculation of Potential Fraud Traffic (Score of 100+ triggers alert)