It is very weird isn't it? Vi is better the Emacs.
On 11/22/09, Mike <m...@aweiowa.com> wrote: > Josh: > > I thought that too. I have a handful of customers on a 5 MHz > sector. Winbox shows this: > > Emacs! > > > Mike > > At 07:32 PM 11/22/2009, you wrote: >>I believe when you half the channels the rates also get halved - from >> 54mbit >>to 27mbit max (that is from 20mhz to 10mhz channels). >> >>I also can't see why you're voice would be having problems in half or >>quarter channels unless there is a software bug. It should only improve >>unless you're using all available bandwidth. >> >>Josh Luthman >>Office: 937-552-2340 >>Direct: 937-552-2343 >>1100 Wayne St >>Suite 1337 >>Troy, OH 45373 >> >>"The secret to creativity is knowing how to hide your sources." >>--- Albert Einstein >> >> >>On Sun, Nov 22, 2009 at 8:08 PM, Chuck Hogg <ch...@shelbybb.com> wrote: >> >> > First, you should have a better signal than -70 at <5Miles away with a >> > 24dB/NS2 antenna and a B2HP/9dB omni. I get 65 or better with a 19dB >> > panel. >> > >> > Don't forget, 10MHz channel is 1/2 available bandwidth and 5MHz is 1/4 >> > available bandwidth. Really, you will get about 7-10MBit aggregate >> > (depending on how many customers) on a 5MHz channel connected at 54MBit, >> > which requires signals at -74dBm with a good fade margin (10dB). Also, >> > the TX power is significantly less for 54MBps (23dBm) vs 24MBps(28dBm), >> > less than half. Likely, you are connecting at 48MBps or 36Mbps, which >> > at that rate your total available "real case" bandwidth is as little as >> > 4MBps, while at 20MHz you are at 15+. >> > >> > A narrower channel should not affect your transmission, likely will make >> > signals better, roughly double (+3dBm) from 20-10, and double from >> > 10-5(total +6dBm). >> > >> > Regards, >> > Chuck Hogg >> > Shelby Broadband >> > 502-722-9292 >> > ch...@shelbybb.com >> > http://www.shelbybb.com >> > >> > >> > -----Original Message----- >> > From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On >> > Behalf Of os10ru...@gmail.com >> > Sent: Sunday, November 22, 2009 6:20 PM >> > To: WISPA General List >> > Subject: Re: [WISPA] 10MHz, 5MHz - unstable for voice? >> > >> > Well next time definitely bring more food! Beef jerky and granola bars. >> > >> > In my testing the narrower channels just made things slower. I was >> > testing in a pristine area where there was no other 5.8GHz going on. >> > >From what I hear if the environment had been polluted performance might >> > have actually gone up with the narrower channels. >> > >> > >From what I've read narrower channels doesn't effect packet size or >> > transport. But switching to WDS bridged does. >> > >> > Greg >> > On Nov 22, 2009, at 6:15 PM, Israel Lopez-LISTS wrote: >> > >> > > Its not in the field, but it is sitting here in my bedroom looking >> > cool :). >> > > >> > > I was thinking that using the 10/5MHz bandwidth required one to setup >> > > something else. I'm not that familiar with the use of half/quarter >> > rate >> > > channels and how that affects the frame transport/packet size etc,. >> > > >> > > I wonder if it was environment based rather than >> > > 'software/configuration' based. If I get some time this evening I >> > might >> > > setup the gear again for more focused testing (Testing in the field >> > with >> > > volunteers who are cold and hungry dont usually respond well to >> > testing >> > > plans). >> > > >> > > -Israel >> > > >> > > os10ru...@gmail.com wrote: >> > >> Just for kicks I'd try WDS bridged. Do you have control from where >> > you're at now? Is the equipment still set up? >> > >> >> > >> Greg >> > >> >> > >> On Nov 22, 2009, at 6:02 PM, Israel Lopez-LISTS wrote: >> > >> >> > >> >> > >>> @Travis Johnson - Yes Upgraded to newest firmware for the two units >> > >>> >> > >>> @os10rules - Nope, Fixed was simple AP and Mobile was Station modes >> > >>> >> > >>> os10ru...@gmail.com wrote: >> > >>> >> > >>>> Running WDS bridged? >> > >>>> >> > >>>> Greg >> > >>>> On Nov 22, 2009, at 5:37 PM, Israel Lopez-LISTS wrote: >> > >>>> >> > >>>> >> > >>>> >> > >>>>> Hey All, >> > >>>>> >> > >>>>> I did some field tests (for overseas volunteer project) with some >> > >>>>> Ubituiti gear; Nanostation2 & Bullet2HP. >> > >>>>> >> > >>>>> One thing that was surprising was the performance degradation when >> > >> > >>>>> switching from 20MHz to 10MHz/5MHz. Our tests were Raw Bandwidth >> > >>>>> Tests(AirOS), Video (VLC UDP Stream), Voice (Trixbox G711 Voice >> > Call), >> > >>>>> and MTR (Latency, Jitter) >> > >>>>> >> > >>>>> I still have data to collect and prepare a report for the tech >> > team, but >> > >>>>> we did notice that when we switched to 10 or 5MHz bandwidth our >> > voice >> > >>>>> calls was greatly degraded. Only one way; from Fixed to Mobile I >> > could >> > >>>>> hear the Fixed station easily. Mobile to Fixed the voice was >> > choppy. >> > >>>>> We started to get packet loss & massive jitter on 10MHz, just >> > going back >> > >>>>> to 20MHz made the links stable. >> > >>>>> >> > >>>>> Fixed Station: On a mountain side - HPOL 9dBI Omni Directional >> > with a >> > >>>>> Bullet2HP @400mW >> > >>>>> Mobile Station: 8km away near large body of water - Bullet2HP >> > @400mW w/ >> > >>>>> 24dBi Directional (HPOL Alignment) -70dbm RSSI >> > >>>>> >> > >>>>> Any ideas? We are planning on using 10MHz channels & H-Pol to >> > combat >> > >>>>> any future spectrum pollution and voice calls over this network is >> > expected. >> > >>>>> >> > >>>>> -Israel >> > >>>>> >> > >>>>> >> > >>>>> >> > ------------------------------------------------------------------------ >> > -------- >> > >>>>> WISPA Wants You! Join today! >> > >>>>> http://signup.wispa.org/ >> > >>>>> >> > ------------------------------------------------------------------------ >> > -------- >> > >>>>> >> > >>>>> WISPA Wireless List: wireless@wispa.org >> > >>>>> >> > >>>>> Subscribe/Unsubscribe: >> > >>>>> http://lists.wispa.org/mailman/listinfo/wireless >> > >>>>> >> > >>>>> Archives: http://lists.wispa.org/pipermail/wireless/ >> > >>>>> >> > >>>>> >> > >>>> >> > >>>> >> > ------------------------------------------------------------------------ >> > -------- >> > >>>> WISPA Wants You! 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Join today! >>http://signup.wispa.org/ >>-------------------------------------------------------------------------------- >> >>WISPA Wireless List: wireless@wispa.org >> >>Subscribe/Unsubscribe: >>http://lists.wispa.org/mailman/listinfo/wireless >> >>Archives: http://lists.wispa.org/pipermail/wireless/ > -- Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 "The secret to creativity is knowing how to hide your sources." --- Albert Einstein -------------------------------------------------------------------------------- WISPA Wants You! Join today! http://signup.wispa.org/ -------------------------------------------------------------------------------- WISPA Wireless List: wireless@wispa.org Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/
