On Thu, Nov 2, 2017 at 11:12 PM, Christopher Morrow <morrowc.li...@gmail.com > wrote:
> > > On Thu, Nov 2, 2017 at 10:21 PM, Brent Jones <br...@brentrjones.com> > wrote: > >> I've set a few people up with FS.com, and my $employer uses then for a lot >> of DWDM without issue. >> >> > as another fs.com user of cwdm muxes... yes, in the limited sample I have > they work for me... > you ought to be able to pair the CWDM muxes like: > http://www.fs.com/products/42972.html > > with their 80km optics and get pretty far along... a 'city' solution > shouldn't really need more than 80k, right? :) > > the example 80k cwdm sfp+: http://www.fs.com/products/19371.html > Quality bites everyone, cleaning terminations is one of the neglected steps >> :p >> >> On Thu, Nov 2, 2017 at 2:36 PM, Micah Croff <micahcr...@gmail.com> wrote: >> >> > 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 <na...@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...@hotmail.com> >> > > To: nanog@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 >> > > >> > > >> > >> >> >> >> -- >> Brent Jones >> br...@brentrjones.com >> > >
