On 26 August 2014 10:32, Vu Hai NGUYEN <[email protected]> wrote: >>So probably the air condition you have forces the rate control to pick >>MCS7 as the most suitable rates. > >>>>In open AP mode (bridge), CUS223 HW (not WLE900VX however) and on >>>>AP135 platform (customized openwrt SW + bleeding edge of >>>>ath10k/wireless subsystem souces - private backports tarball).. for >>>>UDP (last time I measured) I have around 820Mpbs for UCP both ways and >>>>720Mbps TCP. >>> >>> This is in NSS3 -MCS9? Did you get better or worse rate if you clear the >>> mask >>> (iw wlanX set bitrates) cause if I don't config rate, from AP to STA I have >>> the best rate >>> (ie same as MCS7) but from STA to AP my rate is much lower than MCS7 (240 >>> Mbps >>> vs 370 Mbps in TCP). > >>Yes, NSS-3; Over the RF-cables I'm easily able to get MCS9 rates >>transmitions without any forced settings (the rate control is picking >>the highest rates). > > Hi Bartosz, > I connect 2 antennas on my 2 devices together by a RF-cables with an > attenuator around -60dBm, config > each device to use one antenna and force rate to NSS1. But the TCP through > put of MCS7 (230 Mbps) is > always slightly higher than MCS8 (210Mbps) and 9 (190Mbps). > Can you give me some detail about your RF-cables test-bed? (for example which > attenuator did you use?,etc...) > Thank you in advance.
I have a custom made QCA programmable attenuator and besides this nothing facy: 2.4GHz and 5GHz RF cables (Nm connectors, u.fl cables + adaptors etc.) -Bartosz _______________________________________________ ath10k mailing list [email protected] http://lists.infradead.org/mailman/listinfo/ath10k
