Fraud Method :
Abuse of network, device or configuration weakness
International Revenue Share Fraud (IRSF)
VOIP (Telephony services over IP)
+22466441038X, +22466442012X, +22466442013X, +22466442014X ,+6757221132X
Guinea, Papua New Guinea
Unitel Angola Subscribers
Domestic or International Radials:
Four(4) ranges of 10 numbers each have been blocked from calling Unitel Angola Network.A total of 40 numbers from Guinea.
Ten(10) numbers from the same range originated from Papua New Guinea has been blocked also from calling Unitel Angola Subscribers.
All numbers where found doing single ring calls to Unitel Angola Subscribers .