1. Endace DAG Network Cards. http://www.endace.com/endace-dag-high-speed-packet-capture-cards.html. Endace DAG Network Cards. http://www.endace.com/endace-dag-high-speed-packet-capture-cards.html.
2. High Frequency sFlow v5 Counter Sampling. ftp://ftp.netperf.org/papers/high_freq_sflow/hf_sflow_counters.pdf. High Frequency sFlow v5 Counter Sampling. ftp://ftp.netperf.org/papers/high_freq_sflow/hf_sflow_counters.pdf.
3. IEEE Standard 802.3--2008. http://standards.ieee.org/about/get/802/802.3.html. IEEE Standard 802.3--2008. http://standards.ieee.org/about/get/802/802.3.html.
4. Linux programmer's manual. http://man7.org/linux/man-pages/man7/netlink.7.html. Linux programmer's manual. http://man7.org/linux/man-pages/man7/netlink.7.html.
5. sflow version 5. http://www.sflow.org/sflow_version_5.txt. sflow version 5. http://www.sflow.org/sflow_version_5.txt.