Are there inexpensive DWDM products?

Eric C. Miller eric at ericheather.com
Sat Nov 4 01:58:01 CST 2017


These guys are pretty inexpensive. Take it for what it is :)

https://www.sfpcables.com/cisco-cwdm-oadm-series



Eric Miller, CCNP
Network Engineering Consultant



-----Original Message-----
From: NANOG [mailto:nanog-bounces+eric=ericheather.com at nanog.org] On Behalf Of Adnan Ahmed
Sent: Friday, November 3, 2017 9:26 AM
To: Hank Nussbacher <hank at efes.iucc.ac.il>
Cc: nanog at nanog.org
Subject: Re: Are there inexpensive DWDM products?

Also look at these guys,
https://www.optelian.com/products/dwdm-optical-multiplexing/

On Fri, Nov 3, 2017 at 1:10 AM, Hank Nussbacher <hank at efes.iucc.ac.il>
wrote:

> On 02/11/2017 20:01, LF OD wrote:
>
> Try: https://www.packetlight.com/
>
> -Hank
>
> > 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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