That's interesting, I will take a look. Thanks! On Sat, Jun 20, 2015 at 7:40 AM, Marco Teixeira <ad...@marcoteixeira.com> wrote:
> Rafael, > At some scales, the WiFi standard alone will not cut it... Research on > MERUNETWORKS virtual cell tecnology. I have done a trial with them. All the > others are far behind on density. Check their case studies. > Em 20/06/2015 13:02, "Rafael Possamai" <raf...@gav.ufsc.br> escreveu: > >> I don't think there's an actual standard for density, at least I am not >> aware of one. Independent of the vendor you use, this guide should be >> valid >> at 80% of implementations: >> >> >> http://www.cisco.com/c/en/us/products/collateral/wireless/aironet-1250-series/design_guide_c07-693245.html >> >> On Meraki's website there's a case study of an entertainment venue that >> has >> about 2,000 users per night, so I am assuming 1,000 which is your cause >> should be doable. >> >> On Sat, Jun 20, 2015 at 5:41 AM, Sina Owolabi <notify.s...@gmail.com> >> wrote: >> >> > 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 <r...@maine.edu> 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 This forum post may be a bit out of date, but I haven't seen any 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 < >> > fai...@snappytelecom.net> >> > > 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: >> supp...@snappytelecom.net >> > > > >> > > > ------------------------------ >> > > > >> > > > *From: *"Josh Luthman" <j...@imaginenetworksllc.com> >> > > > *To: *"Faisal Imtiaz" <fai...@snappytelecom.net> >> > > > *Cc: *"NANOG list" <nanog@nanog.org>, "Ray Soucy" <r...@maine.edu> >> > > > *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" <fai...@snappytelecom.net> >> > > 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" <r...@maine.edu> >> > > >> > To: "Sina Owolabi" <notify.s...@gmail.com> >> > > >> > Cc: "nanog@nanog.org list" <nanog@nanog.org> >> > > >> > 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 < >> > notify.s...@gmail.com> >> > > >> 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 >> > > >> > >> >