Yeah, the new AirOS firmware is supposed to give priority to voice.
-----Original Message----- From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On Behalf Of Travis Johnson Sent: Sunday, November 22, 2009 5:47 PM To: WISPA General List Subject: Re: [WISPA] 10MHz, 5MHz - unstable for voice? Are you running the latest firmare on the units? I think they just released a new firmware in the last couple of days that fixes many problems. Travis Microserv 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! 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! 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/
