[1] [1] LIU Y, CHEN T Y, WANG L J, et al. Experimental measurement-device-independent quantum key distribution[J]. Physical Review Letters, 2013, 111(13): 130502-1-130502-5.

[2] [2] VALIVARTHI R, LUCIO-MARTINEZ I, CHAN P, et al. Measurement-device-independent quantum key distribution: from idea towards appli-cation[J]. Journal of Modern Optics, 2015, 62(14): 1141-1150.

[3] [3] TANG Z, WEI K, BEDROYA O, et al. Experimental measurement-device-independent quantum key distribution with imperfect sources[J]. Physical Review A, 2016, 93(4): 042308-1-042308-4.

[5] [5] LIAO S K, CAI W Q, LIU W Y, et al.Satellite-to-ground quantum key distribution[J]. Nature, 2017, 549(7670): 43-47.

[7] [7] PATEL K A, DYNES J F, LUCAMARINI M, et al. Quantum key distribution for 10 Gb/s dense wavelength division multiplexing networks[J]. Applied Physics Letters, 2014, 104(5): 051123-1-051123-4.

[13] [13] MIJUMB I, RASHI D, SERRA T, et al. Network Function Virtuali-zation: State-of-the-art and Research Challenges[J]. IEEE Communications Surveys & Tutorials, 2015, 18(1): 236-262.

[14] [14] SURESH L, SCHULZZANDER J, MERZE R, et al. Demo: program-ming enterprise WLANs with odin[J]. Computer Communication Review, 2012, 42(4): 279-280.

[15] [15] KANNAN K, BANERJEE S. Scissors: Dealing with header redun-dancies in data centers through SDN[C]//Proceedings of the 8th International Conference on Network and Service Management, October 22-26, 2012, Las Vegas, USA. Piscataway: IEEE, 2012: 295-301.

[19] [19] MATIAS J, GARAY J, TOLEDO N, et al. Toward an SDN-enabled NFV architecture[J]. IEEE Communications Magazine, 2015, 53(4): 187-193.