Low to Mid Range DWDM Platforms

Fri Oct 6 13:55:21 UTC 2023

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 at geordish.org> wrote:

> 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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