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What cloud-native means for networks

Cloud-native networking aims to prioritize business needs and enable networks to become more efficient. Learn more about the potential benefits and challenges in this expert Q&A.

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Get started with network observability

Network observability sounds like a new term for an existing practice, but is that the case? This chapter excerpt lays out what observability is and everything you need to know.

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Common network vulnerabilities and how to prevent them

It's not possible to eliminate all network vulnerabilities, but network teams can implement best practices to limit potential attacks and protect their networks.

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Read SD-WAN advantages and disadvantages before deployment

Cost, complexity, security, training, troubleshooting and software bugs are some top SD-WAN challenges. Discover more on the advantages that SD-WAN can usher into an enterprise.

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Networking Basics

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    Network layer

    Located at Layer 3 of the Open Systems Interconnection (OSI) communications model, the primary function of the network layer is to move data into and through other networks.

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    Read SD-WAN advantages and disadvantages before deployment

    Cost, complexity, security, training, troubleshooting and software bugs are some top SD-WAN challenges. Discover more on the advantages that SD-WAN can usher into an enterprise.

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    SD-WAN

    Software-defined WAN (SD-WAN) is technology that uses software-defined networking (SDN) concepts to distribute network traffic across a wide area network (WAN).

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