| _NAFilter | A rangelist-based filter for NAF raw and aggregate flows |
| _NAFlow | A full aggregated flow; the unification of a flow key and value |
| _NAFlowKey | An aggregated flow key |
| _NAFlowMask | A flow mask |
| _NAFlowVal | An aggregated flow value |
| _NAFlowVUC | Flow Value Unique Counters |
| _NAFSorter | A sort context for sorting NAFlows |