- Linux kernel 2.4.x or 2.6.x (tested on 2.6.4), configured
      with the following settings:

          - Device Drivers
             - Networking Support
                - Networking Options
                   - QoS and/or Fair Queueing
                      * CBQ packet scheduler
                      * HTB packet scheduler
                      * SFQ Queue
                      * Ingress Qdisc
                      * QoS Support
                         * Rate estimator
                      * Packet classifier API
                         * TC index classifier
                         * Routing table based classifier
                         * U32 classifier
                         * Traffic policing (needed for in/egress)