Are there inexpensive DWDM products?

Micah Croff micahcroff at gmail.com
Thu Nov 2 21:36:48 CST 2017


I've used Adva passive DWDM MUX's and colored FlexOptix DWDM 10G optics. It
worked very well with zero issues.  I haven't personally used MUX's from
fs.com but I've had colleagues use them and caution against them due to the
quality.

On Thu, Nov 2, 2017 at 1:37 PM, Mike Hammett <nanog at ics-il.net> wrote:

> fs.com DWDM with a 1310 pass through port. That way you can still run 40G
> or 100G over the 1310.
>
>
>
>
> -----
> Mike Hammett
> Intelligent Computing Solutions
> http://www.ics-il.com
>
> Midwest-IX
> http://www.midwest-ix.com
>
> ----- Original Message -----
>
> From: "LF OD" <bz_siege_01 at hotmail.com>
> To: nanog at nanog.org
> Sent: Thursday, November 2, 2017 1:01:10 PM
> Subject: Are there inexpensive DWDM products?
>
> We have several buildings and a couple data centers spread around the city
> and interconnected via dark fiber. It's a very simple setup - no ROADM, no
> real ring, no extended layer-2 or layer-3 via the optical gear.
>
>
> Pretty much we just mux/demux a channel for each building so that each
> building sees the two data centers directly even though the fiber span may
> wind through a couple buildings along the way. In some cases, the distance
> is short enough to use colored optics in the network gear, but mostly the
> distances are just long enough to warrant transponder cards.
>
>
> All that being said, a lot of the gear is approaching end of life (support
> in some cases). I'm not an optical guru but I can muddle my way through
> with Cisco ONS and I'm aware that Ciena and Fujitsu also have similar
> products. We really don't have budget for a large optical refresh effort.
> However, we've saved some money here and there in the routing/switching
> arena by leveraging Arista and even Cumulus. I'm wondering if there are
> smaller players in the optical arena that have a good quality/price value?
>
>
> Again, we don't need sophisticated features... we primarily have 2-to-4
> 1Gb and 10Gb ports required per site, then we mux those onto a wavelength
> and extend it to the two data centers. Most buildings are set up the same
> way, each on a different wavelength so the don't even see each other...
> only the data centers.
>
>
> If you guys know of any optical gear that you can vouch for (and which
> costs less than a small house), we would greatly appreciate it. Thanks
>
>
> LFOD
>
>


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