40G QSFP+ to 4 SFP+ on MX960

Fri Feb 25 16:11:35 UTC 2022

On Fri, Feb 25, 2022 at 3:59 AM Mark Tinka <mark at tinka.africa> wrote:

>
>
> On 2/25/22 09:04, Saku Ytti wrote:
>
>
> Then you went too far. For many users the 40G port is there to increase
> 10G density, by offering 4x10GE breakout. It is already difficult to
> support 1GE customers and 10GE is starting to become problematic. But SP
> networks actually have these customers, and not every application on the
> Internet will always need more and more capacity, so many of these
> customers have no requirement to ever purchase faster ports.
>
> If you live in cloudyworld, sure, denser and faster. But this mode of
> thinking is making life at SP networks rather difficult.
>
>
> 100%.
>
> New boxes from Juniper that have shipped with a minimum of 10Gbps when we
> still have 1Gbps use-cases has meant we've put orders off. 12 months later,
> they have new iterations of the boxes now allowing for all the way down to
> 1Gbps.
>
>
Check out the Adva MicroMux Nano for this use case if you haven't already.
10x 1g in a single 10g transceiver using a 24S MPO. They also have a 10x
10g in a single QSFP28 as well.

> CloudyWorld is giving OEM's the impression that NetworkWorld also have the
> same requirements. It's good to see some OEM's are getting back to their
> roots, but it's not easy work.
>
> DWDM vendors are the worst, because they look at all orders with DCI eye
> glasses.
>
> Mark.
>

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