Sang Su Lee and  Sang Woo Lee and  Yong Sung Jeon and  Ki Young Kim,  Implementing High Performance VPN Router using Cavium-s CN2560 Security Processor.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2007, vol. 9(9). 1387 - 1389
    [viewed 13 May 2021]. Available from: https://publications.waset.org/pdf/13656.