Low to Mid Range DWDM Platforms

Fri Oct 6 13:52:56 UTC 2023

Smartoptics?

https://smartoptics.com/

Regards,
Dave

On Fri, 6 Oct 2023 at 14:43, Mark Tinka <mark at tinka.africa> wrote:

>
>
> On 10/6/23 15:07, Mike Hammett wrote:
>
> > I've been using various forms of passive WDM for years. I have a couple
> different projects on my plate that require me to look at the next level of
> platform.
> >
> > In some projects, I'll be looking for needing to have someone long
> distances of glass without any electronics. Some spans could be over 60
> miles.
> >
> > In some projects, I'll need to transport multiple 100-gig waves.
> >
> > What is the landscape like between basic passive and something like a 30
> terabit Ciena? I know of multiple vendors in that space, but I like to
> learn more about what features I need and what features I don't need from
> somewhere other than the vendor's mouth. Obviously, the most reliability at
> the least cost as well.
>
> 400G-ZR pluggables will get you 400Gbps on a p2p dark fibre over 80km -
> 100km. So your main cost there will be routers that will support.
>
> The smallest DCI solution from the leading DWDM vendors is likely to be
> your cheapest option. Alternatively, if you are willing to look at the
> open market, you can find gear based on older CMOS (40nm, for example),
> which will now be EoL for any large scale optical network, but cost next
> to nothing for a start-up with considerable capacity value.
>
> There is a DWDM vendor that showed up on the scene back in 2008 or
> thereabouts. They were selling a very cheap, 1U box that had a different
> approach to DWDM from other vendors at the time. I, for the life of me,
> cannot remember their name - but I do know that Randy introduced them to
> me back then. Maybe he can remember :-). Not sure if they are still in
> business.
>
> Mark.
>
>
>
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