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Where does NFV deployment stand today?

Network expert Lee Doyle explains the status of NFV deployment in 2018 and how open source, 5G and the internet of things can drive future changes.

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Definitions
  • Virtual network functions (VNF)

    Virtual network functions (VNFs) are virtualized tasks formerly carried out by proprietary, dedicated hardware.

  • network functions virtualization (NFV)

    Network functions virtualization (NFV) is an initiative to virtualize network services traditionally run on proprietary, dedicated hardware.

  • edge router

    An edge router is a specialized router located at a network boundary that enables a campus network to connect to external networks.

Browse SDN Topics

SDN applications

The beauty of SDN lies in the applications it can create. Learn about SDN and OpenFlow applications, including network virtualization, granular network QoS and Layer 4-7 services. Understand SDN APIs and the difference between southbound and northbound applications in SDN. Find out about the differences in service provider and enterprise SDN applications, and where the two will converge.

Recent Definitions

  • network automation

    Network automation is a methodology in which software automatically configures, provisions, manages and tests network devices.

  • ONOS (Open Network Operating System)

    ONOS (Open Network Operating System) is an operating system (OS) designed for network service providers to help build carrier-grade software-defined networks architected for high scalability, availability and performance

  • NFV MANO (network functions virtualization management and orchestration)

    NFV MANO (network functions virtualization management and orchestration), also called MANO, is an architectural framework for managing and orchestrating virtualized network functions (VNFs) and other software components.

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SDN architecture

In this topic section, learn about the key elements of SDN architecture, including controllers, OpenFlow technology, network virtualization, SDN-friendly hardware, software overlays and emerging network applications with our news, tips, videos and more.

Recent Definitions

  • Virtual network functions (VNF)

    Virtual network functions (VNFs) are virtualized tasks formerly carried out by proprietary, dedicated hardware.

  • network functions virtualization (NFV)

    Network functions virtualization (NFV) is an initiative to virtualize network services traditionally run on proprietary, dedicated hardware.

  • edge router

    An edge router is a specialized router located at a network boundary that enables a campus network to connect to external networks.

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SDN standards and research

Software-defined networking standards are still emerging. Learn about the evolution of OpenFlow and its role in southbound applications. Keep an eye on the development of SDN research and northbound API standards. Finally, learn about SDN-related protocols, such as VXLAN and NVGRE for overlay networks and network virtualization, as well as the OpenStack Quantum API for SDN in the cloud with the news and expert advice in this topic section.

Recent Definitions

  • network functions virtualization (NFV)

    Network functions virtualization (NFV) is an initiative to virtualize network services traditionally run on proprietary, dedicated hardware.

  • open API (public API)

    An open API, also known as a public API, is an application programming interface that allows the owner of a network-accessible service to give universal access to consumers of that service, such as developers.

  • OpenConfig

    OpenConfig is a working group and network communication model that attempts to unify standards in networking management interfaces across vendors.

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SDN business issues

SDN is exciting, but like with every other technology, IT shops must prove its business case. That means vendors must release an SDN product that shows a return on investment. In this section, learn about the emergence of SDN technology from SDN startups and traditional network vendors alike. Learn where software-defined network venture capitalists are investing and understand the long-term market implications of SDN with the news, tips and expert advice in this topic section.

Recent Definitions

  • Cisco Certified Internetwork Expert (CCIE certification)

    Cisco Certified Internetwork Expert (CCIE certification) is a series of technical certifications for senior networking professionals who design, build, implement, maintain and troubleshoot complex enterprise networking infrastructures.

  • vCPE (virtual customer premises equipment)

    Virtual customer premises equipment (also referred to as vCPE or cloud CPE) are enterprise network services delivered through software. While providers must manually deploy traditional, physical CPE devices onsite, they can provision and manage vCPE remotely.

  • vEPC (virtual Evolved Packet Core)

    The vEPC offers a framework to support converged voice and data on 4G Long-Term Evolution networks. vEPC is the abstraction of Evolved Packet Core components into software that runs on generic servers, potentially cutting costs and improving service delivery.

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SearchCompliance

  • internal audit (IA)

    An internal audit (IA) is an organizational initiative to monitor and analyze its own business operations in order to determine ...

  • pure risk (absolute risk)

    Pure risk, also called absolute risk, is a category of threat that is beyond human control and has only one possible outcome if ...

  • risk assessment

    Risk assessment is the identification of hazards that could negatively impact an organization's ability to conduct business.

SearchSecurity

  • security information and event management (SIEM)

    Security information and event management (SIEM) is an approach to security management that seeks to provide a holistic view of ...

  • polymorphic virus

    A polymorphic virus is a harmful, destructive or intrusive type of malware that can change or 'morph,' making it difficult to ...

  • cyberterrorism

    According to the U.S. Federal Bureau of Investigation, cyberterrorism is any 'premeditated, politically motivated attack against ...

SearchHealthIT

  • accountable care organization (ACO)

    An accountable care organization (ACO) is an association of hospitals, healthcare providers and insurers in which all parties ...

  • patient engagement

    Patient engagement is an ideal healthcare situation in which people are well-informed about -- and motivated to be involved -- in...

  • personal health record (PHR)

    A personal health record (PHR) is a collection of health-related information that is documented and maintained by the individual ...

SearchDisasterRecovery

  • business continuity and disaster recovery (BCDR)

    Business continuity and disaster recovery (BCDR) are closely related practices that describe an organization's preparation for ...

  • business continuity plan (BCP)

    A business continuity plan (BCP) is a document that consists of the critical information an organization needs to continue ...

  • call tree

    A call tree -- sometimes referred to as a phone tree -- is a telecommunications chain for notifying specific individuals of an ...

SearchStorage

  • NVMe over Fabrics (NVMe-oF)

    NVMe over Fabrics (NVMe-oF) is a technology specification designed to enable nonvolatile memory express message-based commands to...

  • cloud object storage

    Cloud object storage is a format for storing unstructured data in the cloud.

  • parallel file system

    A parallel file system is a software component designed to store data across multiple networked servers and to facilitate ...

SearchSolidStateStorage

  • hybrid hard disk drive (HDD)

    A hybrid hard disk drive is an electromechanical spinning hard disk that contains some amount of NAND Flash memory.

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