Thanks for all the input and thought on this. These are all metro so sub 10 fiber miles on all my routes. I really like the flexibility of having that extra strand to work with / use for upgrades etc so I'm leaning that way.
On Wed, Jan 26, 2022 at 2:01 PM Trey Scarborough <t...@3dsc.co> wrote: > In my experience the FS optics seem to have a bit less of a quality > standard. I have had them fail at a higher rate than any other. I would > especially recommend against them if they are not being installed in a > climate controlled environment. If you do make sure you order the > industrial not commercial rated ones. I go through a massive amount of > optics when considering the ones I use for myself and all the installs I do > for my customers. The ones I see the least failures on are the vendor > specific, Integra, Finisar, Solid these I rarely see DOA and have few > failures in the field. Next group would Be Precision, FlexOptix, eoptolink, > OPlink, mikrotik. Might get 1 in 100 fail OTB and another 1-2 out of 100 > fail in the first year. Ones to stay away from are OSI, 10Gtek, FS, Ubnt > these I have received entire shipment or 20+ fail OTB and are the ones I > see most removed and replaced. > On 1/26/2022 1:36 PM, Mark Radabaugh wrote: > > We have used both FS, FlexOptix, and SolidOptics. > > All have been good, I just tend not to trust the FS optics as much as the > others on the more critical links. > > Mark > > > On Jan 26, 2022, at 1:44 PM, Josh Luthman <j...@imaginenetworksllc.com> > wrote: > > I've heard good things about Flex Optix. > > I've been doing FS myself (cheaper). I've had no issues so far. > > On Wed, Jan 26, 2022 at 10:40 AM Mark Radabaugh <m...@amplex.net> wrote: > >> The manufacturers supply a ‘programmer box’ that usually have a USB >> connector, a SFP slot, and some software to reprogram the SFP’s. The >> software usually lets you set how the SFP identifies itself to the switch / >> router so that you can work around the asinine vendors that insist on >> locking to vendor specific optics, and to set the frequency on the tunable >> optics. >> >> https://www.flexoptix.net/en/flexbox.html?395=1357&co9424= for example. >> They will send one for free if you order optics from them. >> >> Mark >> >> On Jan 26, 2022, at 8:25 AM, dmmoff...@gmail.com wrote: >> >> How do you tune the tunable optics? Is it done in the config of the >> router, or do you tune it before installing somehow? >> >> *From:* AF <af-boun...@af.afmug.com> *On Behalf Of *Mark Radabaugh >> *Sent:* Tuesday, January 25, 2022 9:33 PM >> *To:* AnimalFarm Microwave Users Group <af@af.afmug.com> >> *Subject:* Re: [AFMUG] CWDM vs DWDM, Single Fiber vs Dual fiber >> >> We spare with tunable optics. Production is channel specific but spares >> are tunable to the frequency. Price is usually 4x the fixed optics, but >> as you noted, having to spare every channel gets pricy. >> >> Mark >> >> >> On Jan 25, 2022, at 7:57 PM, dmmoff...@gmail.com wrote: >> >> My recollection is the DWDM optics are slightly cheaper, but the CWDM >> muxes are cheaper. I think if you fully populate the CWDM MUX then the >> cost was a wash and it didn’t matter which one you bought. If you are only >> ever going to use a few channels then CWDM is noticeably cheaper. >> >> The biggest hassle IMO is inventory and spares. If you’re using 10 >> different color optics then you need 10 different spares on the shelf. If >> you use 40 colors that cost $400 each then you need $16,000 in spare >> optics. That’s not even a bad scenario. Some of the more exotic optics >> are $2300 from Fiber Store. I have a quote in hand for 80km 100G Arista >> branded optics from another vendor for over $6000. If you’re using >> multiple colors of those then you may find yourself with a whole lotta >> capital tied up in spare parts. >> >> >> >> >> *From:* AF <af-boun...@af.afmug.com> *On Behalf Of *Carl Peterson >> *Sent:* Tuesday, January 25, 2022 4:43 PM >> *To:* AnimalFarm Microwave Users Group <af@af.afmug.com> >> *Subject:* [AFMUG] CWDM vs DWDM, Single Fiber vs Dual fiber >> >> We are leasing a few new strands of dark to a couple locations. On our >> other paths we have just Done BiDi for our ring or payload and used another >> for our routed/management network. For these strands, I'm thinking of >> doing passive WDM. >> >> Any benefit to DWDM vs CWDM if you aren't expecting to scale it? Why >> would you use two strands vs one strand? We generally use one strand for >> everything, either BiDi or GPON so my brain just sort of assumes that. >> What am I missing? >> >> -- >> https://www.fs.com/products/43711.html?attribute=4364&id=297095 >> -- >> AF mailing list >> AF@af.afmug.com >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> >> >> -- >> AF mailing list >> AF@af.afmug.com >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> >> >> -- >> AF mailing list >> AF@af.afmug.com >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > -- Carl Peterson *PORT NETWORKS* 401 E Pratt St, Ste 2553 Baltimore, MD 21202 (410) 637-3707
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