Table 3
Typical anomalies in the Internet.
| Type | Description |
| DoS | Single source node sending large amount of data to single destination node | DDoS | Multiple source nodes sending large amount of data to single destination node | ALPHA | Abnormal high speed rate transferring between two nodes | Ingress/egress shift | Change of routing causing traffic ingress/egress shift | Flash crowd | Abnormal large data request for a certain service |
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