Re: Low to Mid Range DWDM Platforms

[David Bass <davidbass570 () gmail com>]

Yeah, was looking at their active solution for a customer, but just don’t
know enough about it to go that route.

David

On Fri, Oct 6, 2023 at 10:17 AM Mike Hammett <nanog () ics-il net> wrote:

> Well, and that's kinda where I was going.
>
> I've used FS passive systems for years. FS has an active platform or two
> (that I understand, they just whitebox). Does it really do everyone one
> would need to do? How much of a step is it to get something more?
>
>
>
> -----
> Mike Hammett
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> ------------------------------
> *From: *"David Bass" <davidbass570 () gmail com>
> *To: *"Dave Bell" <me () geordish org>
> *Cc: *nanog () nanog org
> *Sent: *Friday, October 6, 2023 8:55:21 AM
>
> *Subject: *Re: Low to Mid Range DWDM Platforms
>
> On the same topic, anyone have experience with the stuff from fs.com?
>
> On Fri, Oct 6, 2023 at 9:53 AM Dave Bell <me () geordish org> wrote:
>
> > Smartoptics?
> >
> > https://smartoptics.com/
> >
> > Regards,
> > Dave
> >
> > On Fri, 6 Oct 2023 at 14:43, Mark Tinka <mark@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.