Re: IEEE 40GE & 100GE

From: Brandon Butterworth (no email)
Date: Thu Dec 13 2007 - 04:14:23 EST

  • Next message: Chris Cole: "RE: IEEE 40GE & 100GE"

    > (totally disregarding the HSSG policy of talking cost and not price here)

    All we see is price, don't forget step 3. Profit

    > If the cost estimate has any bearing on actual end-user purchase price,
    > then I would say that the 3-4km reach alternative makes sense.

    Consider C prices. If there are two parts there is scope to charge
    a lot more for 10km than if it was the only option

    10km is a convenient distance for inter pop use around London
    Docklands, similarly around other IX. I guess over half our
    10G fails the 4km spec

    > Having a 10km reach alternative costing 60% of 40km reach optics
    > just doesn't make sense.

    I'm in favour of less permutations of reach and package, a higher
    volume of fewer variants would reduce the cost of stocking spares
    which could be cheaper due to volume manufacture

    > Otoh if we need attenuators for 40km optics on 5km links
    > then that's a complicating factor as well.
    > That's not been needed before.

    Engineering links increases cost. We can do 100G optics but it's
    still too hard to do auto link power adjustment?

    brandon


  • Next message: Chris Cole: "RE: IEEE 40GE & 100GE"





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