(With the rapid development of cloud computing, the use of virtualization has become a technology widely implemented in enterprise-level environments in recent years, and in addition to server/storage virtualization, in 2012, the tide of SDN (software-defined networking) and OpenFlow was further developed. Driven by this, network virtualization has once again become a hot topic. But when it comes to network virtualization, in fact, as early as 2009, major network equipment manufacturers have successively launched their own virtualization solutions, which have served all levels and aspects of network use. Today, we will review these mainstream network virtualization technologies with you.)
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