+-----------+
                               +-----------+| DOTS
                         IPFIX | Flow      ||S<---
                           --->| collector ||
                               +-----------++

                                +------------+
                         IPFIX +------------+|
                           <---| Forwarding ||
                               |    nodes   ||           DDoS Attack
 [ Target ]                    |   ++==============================
                               |   || ++===========================
                               |   || || ++========================
                               +---||-|| ||-+
                                   || || ||
                                   |/ |/ |/
                         DOTS  +---X--X--X--+
                          --->C| DDoS       |
                               | mitigation |
                               | system     |
                               +------------+

    C: DOTS client functionality
    S: DOTS server functionality