Networking: Page

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    Linux Foundation to standardize, simplify the DPU ecosystem

    The Linux Foundation's plans to standardize APIs and the software stack running on DPUs will help network operators manage network traffic more efficiently.

    By Madelaine Millar • June 24, 2022
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    Opinion

    Cisco Live highlights network observability, the metaverse

    The conference was teeming with topics, including network security, infrastructure transformation, cloud-based network management and open source tools.

    By Paul Nashawaty • June 23, 2022
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    Automatic Private IP Addressing (APIPA)

    Automatic Private IP Addressing (APIPA) is a feature of Windows-based OSes -- included since Windows 98 and Windows ME -- that enables a Dynamic Host Configuration Protocol client to automatically assign an IP address to itself when there's no DHCP server available to perform that function.

    By • June 22, 2022
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    Challenges, best practices for network operations management

    Traditional network operations teams are struggling with several aspects of network management. Experts weigh in on why, and what to do to simplify operations.

    By Deanna Darah • June 21, 2022
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    virtual network functions (VNFs)

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

    By Jennifer English, Andrew Froehlich, Michelle McNickle • June 21, 2022
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    Cisco customers eager for Meraki’s Catalyst management

    IT professionals were excited to see cloud-based Meraki management for Catalyst switches but were less enthusiastic over the new Cisco Security Cloud.

    By Antone Gonsalves, Madelaine Millar • June 20, 2022
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    network functions virtualization (NFV)

    Network functions virtualization (NFV) is a network architecture model designed to virtualize network services that have traditionally run on proprietary, dedicated network appliances.

    By Jennifer English, Andrew Froehlich • June 17, 2022
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    Cisco CEO Chuck Robbins: IT spending could slow

    Cisco CEO Chuck Robbins said companies could reduce spending but are unlikely to slash budgets because technology has become a revenue driver.

    By Antone Gonsalves • June 15, 2022
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    Cisco launches cloud management of Catalyst, Nexus switches

    The latest addition to the cloud-based Cisco Meraki console expands the company's subscription-based pricing for network monitoring and management software.

    By Madelaine Millar • June 14, 2022
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    overlay network

    An overlay network is a virtual or logical network that is created on top of an existing physical network.

    By John Fruehe • June 10, 2022
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    SD-WAN, SASE markets to grow despite challenges

    SD-WAN and SASE have both seen widespread adoption throughout the networking industry, but service providers must work to address challenges that threaten to lower adoption rates.

    By Deanna Darah • June 9, 2022
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    What is network virtualization? Everything you need to know

    Network virtualization is a method of combining the available resources in a network to consolidate multiple physical networks, divide a network into segments or create software networks between VMs.

    By Jennifer English • June 9, 2022
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    Extreme Networks integrates acquisitions with SD-WAN, switch

    After five major acquisitions in six years, Extreme Networks is prioritizing a unified, cloud-managed environment with SD-WAN, switches and a digital twin.

    By Madelaine Millar • June 7, 2022
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    The splinternet explained: Everything you need to know

    As more countries start filtering content, the splinternet continues to grow. The splinternet can lead to disinformation, global separation and government control.

    By • June 7, 2022
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    VLAN (virtual LAN)

    A virtual LAN (VLAN) is a logical overlay network that groups together a subset of devices that share a physical LAN, isolating the traffic for each group.

    By Terry Slattery, John Burke • June 3, 2022
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    Expert Advice

    5 network virtualization challenges and how to solve them

    The challenges of network virtualization include an overhaul of network architecture, thorough staff training and breaking down knowledge silos among IT departments.

    By • June 3, 2022
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    Expert Advice

    How zero trust unifies network virtualization

    The combination of zero trust and network virtualization creates opportunities to strengthen security policies, increase cross-domain collaboration and improve overall visibility.

    By • June 1, 2022
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    Expert Advice

    What software-defined LAN means for campus virtualization

    LAN virtualization has long encompassed VLANs to segment network traffic. But software-defined LAN is emerging with zero-trust strategies to provide more comprehensive security.

    By • May 31, 2022
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    virtual networking

    Virtual networking is the abstraction of network resources from the underlying physical network infrastructure.

    By John Fruehe • May 31, 2022
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    Understand the basics of 5G wireless networks

    To build a 5G network, the deployment mode, spectrum band and services are all important factors to understand and consider. Here's what you should know about the basics of 5G.

    By Dan Jones, Jean DerGurahian • May 31, 2022
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    4 P’s marketing mix

    The marketing mix, also known as the four P's of marketing, refers to the four key elements of a marketing strategy: product, price, place and promotion.

    By • May 26, 2022
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    Expert Advice

    How enterprise networks use WAN virtualization

    SD-WAN is the most common form of WAN virtualization. But virtual WAN strategies are evolving to include software-defined perimeter and cloud concepts.

    By • May 24, 2022
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    Expert Advice // The basics of Ethernet

    Ethernet vs. Carrier Ethernet: How do they differ?

    Connectivity over longer distances and higher data rates are some of the major differences that separate Carrier Ethernet from traditional wired Ethernet.

    By • May 20, 2022
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    Cisco revenue depressed by China lockdowns, supply woes

    COVID-related lockdowns around China prevented Cisco from getting critical components, leading to a projected decline in revenue.

    By Madelaine Millar • May 19, 2022
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    Network management tool sprawl plagues IT organizations

    More network management tools often lead to manual errors and network trouble. Instead, consider tool integration and how existing tools can fix new problems.

    By • May 19, 2022