Thanks everybody. I've been corrected on density... I've been informed that it's to be a minimum of 1000 users per building. That's 8,000 users. (8 buildings, not counting walkways and courtyards, admin, etc.) Does this qualify as high-density?
On Sat, Jun 20, 2015 at 5:33 AM Ray Soucy <[email protected]> wrote: > Well, I could certainly be wrong, but it's news to me if UBNT started > supporting DFS in the US. > > Your first screenshot is listing the UAP for 5240 which is channel 48, > U-NII-1. The second show 5825 which is the upper limit of U-NNI-3. I > don't see any U-NII-2 in what you posted. > > This forum post may be a bit out of date, but I haven't seen any > announcement or information on the forums to indicate the situation has > changed, and I'm pretty good at searching: > > https://community.ubnt.com/t5/UniFi-Wireless/DFS/m-p/700461#M54771 > > From this thread it looks like the ability to configure DFS channels in the > US was a UI bug and only showing for ZH anyway. IIRC they actually got in > a bit of trouble with the FCC over not restricting the use of these > channels enough. > > Regardless of whether or not the FCC has cleared UBNT indoor products for > U-NII-2 and U-NII-2-extended (and I haven't seen evidence of that yet), > until you can configure APs to use those channels in the controller without > violating FCC regulations I don't consider them usable. > > The UAP-AC doesn't seem to support DFS channels at all even without FCC > restrictions, which kind of kills the point of AC, only 4 x 40 MHz or 2 x > 80 MHz channels doesn't cut it when we're talking about density. > > Note we're talking about indoor wireless and there ARE some UBNT products > for outdoor WISP use that do support DFS and have been cleared by the FCC, > but we would only be looking at the UAP-PRO or UAP-AC in this case so maybe > that's the point of confusion here. > > > > > On Fri, Jun 19, 2015 at 11:36 PM, Faisal Imtiaz <[email protected]> > wrote: > > > FCC Cert claims different. > > > > :) > > > > Faisal Imtiaz > > Snappy Internet & Telecom > > 7266 SW 48 Street > > Miami, FL 33155 > > Tel: 305 663 5518 x 232 > > > > Help-desk: (305)663-5518 Option 2 or Email: [email protected] > > > > ------------------------------ > > > > *From: *"Josh Luthman" <[email protected]> > > *To: *"Faisal Imtiaz" <[email protected]> > > *Cc: *"NANOG list" <[email protected]>, "Ray Soucy" <[email protected]> > > *Sent: *Friday, June 19, 2015 9:16:37 PM > > > > *Subject: *Re: Whats' a good product for a high-density Wireless network > > setup? > > > > Uhm he's not wrong... > > > > Josh Luthman > > Office: 937-552-2340 > > Direct: 937-552-2343 > > 1100 Wayne St > > Suite 1337 > > Troy, OH 45373 > > On Jun 19, 2015 9:13 PM, "Faisal Imtiaz" <[email protected]> > wrote: > > > >> >>>The thing you need to watch out for with Ubiquiti is that they don't > >> support DFS, so the entire U-NII-2 channel space is off limits for 5 > GHz. > >> > >> Huh ???? > >> > >> Please verify your facts before making blanket statements which are not > >> accurate ... > >> > >> > >> > >> Faisal Imtiaz > >> Snappy Internet & Telecom > >> > >> > >> ----- Original Message ----- > >> > From: "Ray Soucy" <[email protected]> > >> > To: "Sina Owolabi" <[email protected]> > >> > Cc: "[email protected] list" <[email protected]> > >> > Sent: Friday, June 19, 2015 7:07:01 PM > >> > Subject: Re: Whats' a good product for a high-density Wireless network > >> setup? > >> > > >> > I know you don't want to hear this answer because of cost but I've had > >> good > >> > luck with Cisco for very high density (about 1,000 clients in a packed > >> > auditorium actively using the network as they follow along with the > >> > presenter). > >> > > >> > The thing you need to watch out for with Ubiquiti is that they don't > >> > support DFS, so the entire U-NII-2 channel space is off limits for 5 > >> GHz. > >> > That's pretty significant because you're limited to 9 x 20 MHz > channels > >> or > >> > 4 x 40 MHz channels. Keeping the power level down and creating small > >> cells > >> > is essential for high density, so with less channels your hands are > >> really > >> > tied in that case. Also, avoid the Zero Handoff marketing nonsense > they > >> > advertise; I'm sure it can work great for a low client residential > area > >> but > >> > it requires all APs to share a single channel and depends upon > >> coordinating > >> > only one active transmitter at a time, so it simply won't scale. > >> > > >> > I don't have experience with other vendors at large scale or high > >> density. > >> > > >> > I don't think what you're talking about is really high density anymore > >> > though. That's just normal coverage. Wireless is a lot more > >> complicated > >> > than selecting a vendor, though. If you know what you're doing even > >> > Ubiquiti could work decently, but if you don't even a Cisco solution > >> won't > >> > save you. You really need to be on top of surveying correctly and > >> having > >> > appropriate AP placement and channel distribution. > >> > > >> > > >> > > >> > > >> > > >> > On Fri, Jun 19, 2015 at 1:57 AM, Sina Owolabi <[email protected]> > >> wrote: > >> > > >> > > Hi > >> > > > >> > > We are profiling equipment and design for an expected high user > >> density > >> > > network of multiple, close nit, residential/hostel units. Its going > >> to be > >> > > 8-10 buildings with possibly a over 1000 users at any given time. > >> > > We are looking at Ruckus and Ubiquiti as options to get over the > high > >> > > number of devices we are definitely going to encounter. > >> > > > >> > > How did you do it, and what would you advise for product and layout? > >> > > > >> > > Thanks in advance! > >> > > > >> > > >> > > >> > > >> > -- > >> > Ray Patrick Soucy > >> > Network Engineer > >> > University of Maine System > >> > > >> > T: 207-561-3526 > >> > F: 207-561-3531 > >> > > >> > MaineREN, Maine's Research and Education Network > >> > www.maineren.net > >> > > >> > > > > > > > -- > Ray Patrick Soucy > Network Engineer > University of Maine System > > T: 207-561-3526 > F: 207-561-3531 > > MaineREN, Maine's Research and Education Network > www.maineren.net >
