1. Armbrust, M., Fox, O., Griffith, R., et al.: Above the clouds: a view of cloud computing. Eecs Dept. Univ. California Berkeley 53(4), 50–58 (2009)
2. Hata, H.: A study of requirements for SDN switch platform. Int. Symp. IEEE Intell. Sign. Proces. Commun. Syst. (ISPACS) 2013, 79–84 (2013)
3. Banikazemi, M., Olshefski, D., Shaikh, Ali, et al.: Meridian: an SDN platform for cloud network services. IEEE Commun. Mag. 51(2), 120–127 (2013)
4. Moy, J.: RFC 2328: OSPF version 2, txt?number = 2328, 28:1 (1998).
http://www.ietf.org/rfc/rfc2328
5. Zhou, J.L., Wang, Z.H.: The implementing technology of OSPF neighbor state machine. Mod. Comput. (2003)