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Which core network functions are being virtualized?

Submitted by on January 9, 2019 – 3:39 amNo Comment

Network functions virtualization is an architecture of network services — usually Layer 4 through 7 — deployed as software, often as virtual machines, and separated from the underlying hardware. Virtualized network functions are the implementation of the network services. This process enables flexible deployment and orchestration of network functions.

Given the benefits of network functions virtualization, or NFV, enterprises might ask which core network functions are being virtualized. The answer is most commonly used network functions are undergoing virtualization. These include popular ones, such as routing, security — firewalls, for example — WAN optimization, network address translation, domain name system, Dynamic Host Configuration Protocol and IP address management.

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