100G-LR1 (DR/FR)

Mon Apr 3 11:04:03 UTC 2023

On 4/3/23 02:14, David Siegel wrote:

> At this point, I'd be happy to see others happily deploy a 
> single-lambda optic of almost any variety!  Since deploying 400G in a 
> clients network (but 100G still being the preferred connection 
> choice), any inquiry with respect to LR1, FR1 or DR+ is met with "no 
> thanks, LR4 please."
>
> If asked, I'd recommend FR1.  They're available at a great 
> price-point, and 2km reach is adequate for most applications.

Agreed.

Pricing between LR4, FR and DR is not too far apart.

The only optic that is substantially cheaper than all of them is the SR4.

So in my mind, FR is the most ideal, although I'd still use SR4 for 
in-rack, multi-mode cabling.

Mark.