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SearchSDN.com is dedicated to serving the information needs of organizations which have implemented, or are planning to transition to, software-defined networking. The site spans software-defined networking applications, SDN architecture, SDN standards and SDN business issues.

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Cato Networks adds 'identity awareness' to SD-WAN as a service

Cato Networks SD-WAN as a service was updated this week with identity-aware routing. The vendor claims identity awareness can simplify network operations and better meet business goals.

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Definitions
  • Network as a Service (NaaS)

    Network as a service (NaaS) is a business model for delivering enterprise-wide area network services virtually on a subscription basis.

  • network orchestration

    Network orchestration is a policy-driven approach to network automation that coordinates the hardware and software components a software application or service requires to run.

  • Virtual network functions (VNF)

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

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 orchestration

    Network orchestration is a policy-driven approach to network automation that coordinates the hardware and software components a software application or service requires to run.

  • 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

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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

  • Network as a Service (NaaS)

    Network as a service (NaaS) is a business model for delivering enterprise-wide area network services virtually on a subscription basis.

  • network orchestration

    Network orchestration is a policy-driven approach to network automation that coordinates the hardware and software components a software application or service requires to run.

  • managed network services

    Managed network services are networking applications, functions and services that enterprises outsource to be remotely operated, monitored and maintained by a managed service provider (MSP).

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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 as a Service (NaaS)

    Network as a service (NaaS) is a business model for delivering enterprise-wide area network services virtually on a subscription basis.

  • API management

    API management is the process of overseeing application programming interfaces (APIs) in a secure, scalable environment.

  • network functions virtualization (NFV)

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

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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

  • network engineer

    A network engineer is a technology professional who has the necessary skills to plan, implement and oversee the computer networks that support in-house voice, data, video and wireless network services.

  • 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.

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SearchCompliance

  • smart contract

    A smart contract, also known as a cryptocontract, is a computer program that directly controls the transfer of digital currencies...

  • risk map (risk heat map)

    A risk map, also known as a risk heat map, is a data visualization tool for communicating specific risks an organization faces. A...

  • internal audit (IA)

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

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SearchHealthIT

  • Health IT (health information technology)

    Health IT (health information technology) is the area of IT involving the design, development, creation, use and maintenance of ...

  • fee-for-service (FFS)

    Fee-for-service (FFS) is a payment model in which doctors, hospitals, and medical practices charge separately for each service ...

  • biomedical informatics

    Biomedical informatics is the branch of health informatics that uses data to help clinicians, researchers and scientists improve ...

SearchDisasterRecovery

  • risk mitigation

    Risk mitigation is a strategy to prepare for and lessen the effects of threats faced by a data center.

  • ransomware recovery

    Ransomware recovery is the process of resuming options following a cyberattack that demands payment in exchange for unlocking ...

  • natural disaster recovery

    Natural disaster recovery is the process of recovering data and resuming business operations following a natural disaster.

SearchStorage

  • RAID 5

    RAID 5 is a redundant array of independent disks configuration that uses disk striping with parity.

  • non-volatile storage (NVS)

    Non-volatile storage (NVS) is a broad collection of technologies and devices that do not require a continuous power supply to ...

  • petabyte

    A petabyte is a measure of memory or data storage capacity that is equal to 2 to the 50th power of bytes.

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