I would use it on both. I could deal with it being on the cheaper models, however.
On Tuesday, February 3, 2015, Josh Luthman <j...@imaginenetworksllc.com> wrote: > SFP should be on backhauls. For APs I don't think I'd use it. > > Josh Luthman > Office: 937-552-2340 > Direct: 937-552-2343 > 1100 Wayne St > Suite 1337 > Troy, OH 45373 > On Feb 3, 2015 10:22 AM, "Mathew Howard" <mhoward...@gmail.com > <javascript:_e(%7B%7D,'cvml','mhoward...@gmail.com');>> wrote: > >> I really can't see a good reason for airFiber not to have an SFP port... >> I really don't think anyone would mind if it added a couple bucks to the >> cost. I think it would even make sense to have an SFP option on something >> like the titanium Rockets... the standard Rockets, no probably not. >> >> On Tue, Feb 3, 2015 at 8:46 AM, Mike Hammett <af...@ics-il.net >> <javascript:_e(%7B%7D,'cvml','af...@ics-il.net');>> wrote: >> >>> You can do that on a separate DC system. I've seen multiple >>> manufacturers say you can't on a PoE system. >>> >>> Are your links filling the GigE? >>> >>> Most of the time people aren't concerned with protecting the radio, but >>> whatever likely more expensive gear is inside or the structure itself. >>> >>> >>> >>> ----- >>> Mike Hammett >>> Intelligent Computing Solutions >>> http://www.ics-il.com >>> >>> ------------------------------ >>> *From: *"Ken Hohhof" <af...@kwisp.com >>> <javascript:_e(%7B%7D,'cvml','af...@kwisp.com');>> >>> *To: *af@afmug.com <javascript:_e(%7B%7D,'cvml','af@afmug.com');> >>> *Sent: *Tuesday, February 3, 2015 8:40:31 AM >>> >>> *Subject: *Re: [AFMUG] Survay Monkey Should UBNT Make a Radio With >>> AFiber port? >>> >>> Many manufacturers recommend surge protectors at both ends. It’s >>> certainly possible, I have licensed gigabit POE radios with protectors top >>> and bottom and no errors. >>> >>> I’ve never seen how a surge protector at the bottom of the tower >>> protects the radio at the top, seems like it protects the router/switch/POE. >>> >>> Not saying I love my Purewave system, but it has 48VDC on a separate >>> pair of wires and they have you put DC protectors top and bottom. They >>> told me field failures of basestations went way down with the addition of >>> the DC protectors. And capacitance is no issue, you can put big old MOVs, >>> gas tubes, diodes, whatever you want on there to absorb the surge. >>> >>> >>> *From:* Mike Hammett <javascript:_e(%7B%7D,'cvml','af...@ics-il.net');> >>> *Sent:* Tuesday, February 03, 2015 7:04 AM >>> *To:* af@afmug.com <javascript:_e(%7B%7D,'cvml','af@afmug.com');> >>> *Subject:* Re: [AFMUG] Survay Monkey Should UBNT Make a Radio With >>> AFiber port? >>> >>> Easier to protect power alone than power + data. Usually I see the >>> data going out anyway vs. the power side. >>> >>> I really did mean ESD as I separated ESD and lightning. >>> >>> Usually the manufacturer recommends only one additional surge >>> suppression device as to data capacitance issues. That restriction goes >>> away with separate power + data (over fiber). >>> >>> >>> >>> ----- >>> Mike Hammett >>> Intelligent Computing Solutions >>> http://www.ics-il.com >>> >>> ------------------------------ >>> *From: *"Ken Hohhof" <af...@kwisp.com >>> <javascript:_e(%7B%7D,'cvml','af...@kwisp.com');>> >>> *To: *af@afmug.com <javascript:_e(%7B%7D,'cvml','af@afmug.com');> >>> *Sent: *Monday, February 2, 2015 10:48:29 PM >>> *Subject: *Re: [AFMUG] Survay Monkey Should UBNT Make a Radio With >>> AFiber port? >>> >>> Why do you say no more ESD issues? (I think you really mean lightning >>> issues, I don’t buy this wind blowing across the plastic nonsense.) >>> >>> A lot of the time when radios get zapped, it’s the power circuitry >>> that’s damaged. You are still powering the radio over copper. Until you >>> figure out how to power it with light, you are vulnerable to surges. >>> >>> It helps a lot if you put a DC surge protector right at the radio, but >>> how many people do? >>> >>> And as long as you have a coax jumper to the antenna, you are vulnerable >>> to surges finding a path from the antenna to ground via the radio. Again, >>> can be mitigated with a good coax surge protector, but how many people do >>> that? >>> >>> Inside a POE fed radio, there should be transformers in the data path, >>> it’s the power path that has DC continuity. The Ethernet transformers >>> should provide quite a bit of resistance to surges due to primary/secondary >>> isolation, possibly a ground foil between primary and secondary, plus >>> differential surges should be attenuated by transformer core saturation. >>> So the most vulnerable circuitry is the power path. Which still exists if >>> you have DC power and data over fiber. >>> >>> >>> *From:* Mike Hammett <javascript:_e(%7B%7D,'cvml','af...@ics-il.net');> >>> *Sent:* Monday, February 02, 2015 10:35 PM >>> *To:* af@afmug.com <javascript:_e(%7B%7D,'cvml','af@afmug.com');> >>> *Subject:* Re: [AFMUG] Survay Monkey Should UBNT Make a Radio With >>> AFiber port? >>> >>> No more ESD issues. No more lightning issues. No more RF issues. >>> >>> *EVERYTHING* on a tower should be fiber. >>> >>> >>> >>> ----- >>> Mike Hammett >>> Intelligent Computing Solutions >>> http://www.ics-il.com >>> >>> ------------------------------ >>> *From: *"Brett A Mansfield" <br...@silverlakeinternet.com >>> <javascript:_e(%7B%7D,'cvml','br...@silverlakeinternet.com');>> >>> *To: *af@afmug.com <javascript:_e(%7B%7D,'cvml','af@afmug.com');> >>> *Sent: *Monday, February 2, 2015 9:54:16 PM >>> *Subject: *Re: [AFMUG] Survay Monkey Should UBNT Make a Radio With A >>> Fiber port? >>> >>> I personally wouldn't want to have to run fiber and power to the >>> airFiber. One cable is already enough. There is really no reason for fiber >>> on any of their products. With that said, it's pretty cheap to put the SFP >>> on. There is also no reason they cannot put them both on at least the >>> airFiber. >>> >>> Thank you, >>> Brett A Mansfield >>> >>> On Feb 2, 2015, at 8:45 PM, Jason McKemie < >>> j.mcke...@veloxinetbroadband.com >>> <javascript:_e(%7B%7D,'cvml','j.mcke...@veloxinetbroadband.com');>> >>> wrote: >>> >>> It cannot possibly cost very much - a $35 rb260gs has a sfp port... >>> >>> On Monday, February 2, 2015, Peter Kranz <pkr...@unwiredltd.com >>> <javascript:_e(%7B%7D,'cvml','pkr...@unwiredltd.com');>> wrote: >>> >>>> I don’t think this passes the economic factors model for them.. I >>>> don’t think they would sell enough of them to make it worth the >>>> engineering, mold work, etc… >>>> >>>> >>>> >>>> >>>> *Peter Kranz*Founder/CEO - Unwired Ltd >>>> www.UnwiredLtd.com <http://www.unwiredltd.com/> >>>> Desk: 510-868-1614 x100 >>>> Mobile: 510-207-0000 >>>> pkr...@unwiredltd.com >>>> >>>> >>>> >>>> *From:* Af [mailto:af-boun...@afmug.com] *On Behalf Of *timothy steele >>>> *Sent:* Monday, February 02, 2015 4:57 PM >>>> *To:* af@afmug.com >>>> *Subject:* [AFMUG] Survay Monkey Should UBNT Make a Radio With A Fiber >>>> port? >>>> >>>> >>>> >>>> posting this Survay on All the forums Want to see what you guys think >>>> Should UBNT Make A Radio with a Fiber Port? I Will Send the Graph to the >>>> UBNT Team >>>> >>>> >>>> >>>> https://www.surveymonkey.com/s/8SPM9NT >>>> >>>> >>>> >>>> Thanks! >>>> >>> >>> >>> >>> >>
