A.ItistheRoutingprotocolusedbetweenATMswitches
B.PNNIusesthesameDijsktraalgorithmforSPFcalculation
C.PNNIandOSPFusethesameDatabasetomakecohesivedecisionforpacketforwarding
D.PNNImeasureslinecapacitiesanddelaysinadditiontosimplecostmetrics
正确答案:参考A, B, D



