Is there anyway to see this type of information through a Windows based computer. I would like the see the tx and rx bit rate.
On Thu, Nov 13, 2014 at 3:43 PM, Ben West <[email protected]> wrote: > Yes, radios will negotiate different rx/tx rates to each other, so up to 2 > distinct rates for a single link. On the open source mac80211 > linux-wireless driver you can see this explicitly. The rx/tx on one radio > is the tx/rx on the other. > > root@ap1:~# iw wlan0 station dump > Station 52:e6:fc:XX:XX:XX (on wlan0) > inactive time: 70 ms > rx bytes: 769202553 > rx packets: 4644034 > tx bytes: 326581907 > tx packets: 465139 > tx retries: 76461 > tx failed: 4 > signal: -56 [-57, -62] dBm > signal avg: -55 [-57, -62] dBm > tx bitrate: 117.0 MBit/s MCS 14 > rx bitrate: 86.7 MBit/s MCS 12 short GI > authorized: yes > authenticated: yes > preamble: long > WMM/WME: yes > MFP: no > TDLS peer: no > > root@ap2:~# iw wlan0 station dump > Station 62:66:b3:XX:XX:XX (on wlan0) > inactive time: 10 ms > rx bytes: 569548806 > rx packets: 3191667 > tx bytes: 412571117 > tx packets: 490879 > tx retries: 104831 > tx failed: 1 > signal: -57 [-67, -57] dBm > signal avg: -55 [-62, -56] dBm > tx bitrate: 86.7 MBit/s MCS 12 short GI > rx bitrate: 117.0 MBit/s MCS 14 > authorized: yes > authenticated: yes > preamble: long > WMM/WME: yes > MFP: no > TDLS peer: no > > > > > On Thu, Nov 13, 2014 at 3:27 PM, Colton Conor <[email protected]> > wrote: > >> In my situation, we are assuming we are dealing with a location with one >> and only one AP (typical home) and most devices are tablets and smartphones >> who's antenna's and power output can't be modified. Can be either a 1 or 2 >> story home. >> >> So, how much truth is in this article: >> http://tomatousb.org/tut:increasing-wrt54g-transmit-power >> >> The author is claiming that wifi negotiates speed (correct) but in both >> directions in the uplink and downlink side. He is basically claiming if you >> increase the power output at the AP, then the downstream (from AP to >> client) link rate will increase, while the uplink (Client to AP) will stay >> the same. This make sense, but does wifi really established a different PHY >> rate for up and down stream. Is this correct? >> >> >> >> On Thu, Nov 13, 2014 at 3:09 PM, Jack Unger <[email protected]> wrote: >> >>> Going from 20 dB to 26 dB will allow the AP to be heard (with the same >>> reliability) at double the distance away. >>> >>> Yes. If the client power (actually the client EIRP which includes the >>> antenna gain) stays the same then the "uplink" distance from client to AP >>> will still be the same. >>> >>> Yes, increasing the number of APs is one possible solution. Another is >>> to use a higher-gain (more directional) antenna on the AP recognizing that >>> when you increase the AP antenna gain in one direction, you are reducing >>> the gain (and the coverage) in all other directions. >>> >>> jack >>> >>> On 11/13/2014 11:10 AM, Colton Conor wrote: >>> >>> So going from a regular powered 100mw (20db) to a high powered 400mw >>> (26db) is a 6db increase in output power. So you are saying going from >>> regular to high powered is a double in coverage size? >>> Doesn't increasing the power output at the AP only increase how loud the >>> AP can "shout" which in term dictates how far the receiver can hear from? >>> If the client can't shout back does this do any good? >>> >>> Most client devices today like iPads, Smartphones, and some laptops >>> can't be modified to increase their antenna gain or power output. So the >>> only option is to increase the numbers of APs, or the transmit >>> power/antennas at the AP right? >>> >>> On Thu, Nov 13, 2014 at 12:25 PM, Jack Unger <[email protected]> wrote: >>> >>>> To double the communications distance (everything else holding >>>> steady) requires an additional 6 dB. Knowing this, you can do the math with >>>> the various antenna gains and power levels to determine performance. >>>> >>>> Regards, >>>> >>>> Jack Unger >>>> WISPA FCC Technical Consultant >>>> >>>> >>>> On 11/13/2014 10:15 AM, Colton Conor wrote: >>>> >>>> We are comparing multiple SOHO routers and modems that have the same >>>> Broadcom chipsets. All of them have 802.11N 2x2 configuration. The only >>>> differences between them are if they have internal or external antennas and >>>> the gain of the antennas (either 2, 3, or 5dbi ratings). In addition, some >>>> sell a high powered wifi radio (400mw) while others have the basic (100mw). >>>> >>>> How much a difference does each of these hardware features make in >>>> overall wifi performance? >>>> >>>> >>>> _______________________________________________ >>>> Wireless mailing >>>> [email protected]http://lists.wispa.org/mailman/listinfo/wireless >>>> >>>> >>>> -- >>>> Support Honest Gil Fulbright for Senate<http://honestgil.com/#up> >>>> <http://honestgil.com/#up> >>>> >>>> Jack Unger - President, Ask-Wi.Com, Inc. >>>> Author (2003) - "Deploying License-Free Wireless Wide-Area Networks" >>>> Serving the WISP Community since 1993760-678-5033 [email protected] >>>> >>>> >>>> >>>> _______________________________________________ >>>> Wireless mailing list >>>> [email protected] >>>> http://lists.wispa.org/mailman/listinfo/wireless >>>> >>>> >>> >>> >>> _______________________________________________ >>> Wireless mailing >>> [email protected]http://lists.wispa.org/mailman/listinfo/wireless >>> >>> >>> -- >>> Support Honest Gil Fulbright for Senate<http://honestgil.com/#up> >>> <http://honestgil.com/#up> >>> >>> Jack Unger - President, Ask-Wi.Com, Inc. >>> Author (2003) - "Deploying License-Free Wireless Wide-Area Networks" >>> Serving the WISP Community since 1993760-678-5033 [email protected] >>> >>> >>> >>> _______________________________________________ >>> Wireless mailing list >>> [email protected] >>> http://lists.wispa.org/mailman/listinfo/wireless >>> >>> >> >> _______________________________________________ >> Wireless mailing list >> [email protected] >> http://lists.wispa.org/mailman/listinfo/wireless >> >> > > > -- > Ben West > http://gowasabi.net > [email protected] > 314-246-9434 > > _______________________________________________ > Wireless mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/wireless > >
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