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back to article Cisco chucks its hat into the 400Gbps ring

Cisco has made its long-awaited entry into the 400G space, today announcing four switches pitched at webscale, high-end enterprise, and service provider customers. The Register spoke on Thursday to data centre networking product management veep Thomas Scheibe, who said webscale data centres are already deeply into their …

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  1. Mayday
    Go

    QSFP-DD

    I like it.

    I remember how much a nightmare 10GE was when it came out (and matured).

    "Hey you, want 10G? You can have XENPAK, X2, XFP, SFP+"

    3 1 Reply
    1. Anonymous Coward
      Reply Icon
      Anonymous Coward

      Re: QSFP-DD

      it's the DD variant. Sits around for two years, does absolutely nothing, is of no benefit to anyone, has to be paid for anyway, then complains nothing else has done it's work for it.

      0 0 Reply
  2. Anonymous Coward
    Anonymous Coward

    SPF

    What's sun tan lotion got to do with it?

    The Nexus 3400-S variants include a 1RU device (Nexus 3432D-S) with an aggregate 12.8Tbps bandwidth, 32 400Gbps ports, and QSPF-DD optics; and the eight-slot, 4RU 3408-S, also with 12.8Tbps capacity but with the ability to mix 100Gbps QSPF-28 and 400Gbps QSPF-DD interfaces.

    0 1 Reply
  3. a_mu

    Video

    Sounds very good news for the video people ,

    at 12G per video stream, even 100G soon runs out,

    0 0 Reply

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