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  • Volume 27, Issue 9

    • Volume 27, Issue 9

    More content from Volume 27, Issue 9

    A CORD - central office rearchitected as a data center - replaces purpose-built hardware devices with their more-agile software-defined counterparts. A CORD unifies software-defined networking, network function virtualization, and cloud services, and can serve residential, enterprise and mobile access needs.
    In a CORD—central office rearchitected as a data center—next-generation speeds and a leaf-spine architecture meet in a footprint much smaller than that of a hyperscale.
    Sept. 10, 2019
    1-Gigabit PON (left) serves residential customers, with each home connection raising costs arising from the fiber-network build. 10G PON (right) is poised to serve not only residential customers, but also business services and future applications like 5G anyhaul. Among the cost-containment advantages of 10G PON is that it operates over different wavelengths of the same fiber that 1G PON uses, thereby obviating the fiber-network build.
    10x more in 10 years
    Sept. 10, 2019