Intel centrino 6150 11n rates behaving badly

[Adrian Chadd]

Also, do 'ifconfig wlan0 list sta' upstairs and downstairs. Let's look at
the signal strength.

Thanks!

A
On Jul 2, 2016 11:14 AM, Adrian Chadd <adrian at freebsd.org> wrote:

> Hiya,
>
> OK. How's that debug output look when you enable 11n?
>
> I wonder if it's just because of signal level...
>
> A
> On Jul 2, 2016 11:04 AM, "bob sagget" <boombausticus at gmail.com> wrote:
>
> Ok please excuse this message its my second ever.
>
> I currently have all the iwn options enabled(that im aware of) and built
> into the kernel.
> In my "/etc/rc.conf" file I have
>
> wlans_iwn0="wlan0"
> ifconfig_wlan0="-ht WPA SYNCDHCP"
>
> Ok without "-ht"
>
> "ifconfig wlan0"
>
> media: IEEE 802.11 Wireless Ethernet MCS mode 11ng
> ssid myrouter channel 1 (2412 MHz 11g ht/20) bssid xx:xx:xx:xx:xx
> country US authmode WPA2/802.11i privacy ON deftxkey UNDEF
> TKIP 2:128bit tx power 15 bmiss 10 scanvalid 60 bgscan bgscanintvl 300
> bgscanidle 250 roam:rssi 7 roam:rate 64 protmode CTS ampdulimit 64k
> ampdudensity 8 -amsdutx amsdurx shortgi wme roaming MANUAL
>
>
> With
>
>
> "ifconfig wlan0"
>
> media: IEEE 802.11 Wireless Ethernet OFDM/12Mbps mode 11g
> ssid myrouter channel 1 (2412 MHz 11g) bssid xx:xx:xx:xx:xx
> country US authmode WPA2/802.11i privacy ON deftxkey UNDEF
>
>
> After I put "-ht" back in rc.conf and rebooted the system,I went up stairs
> and tryed to ping google and I got a "host name look up" error. I typed
> "ifconfig wlan0 -ht" (with it already in "/etc/rc.conf" i typed it
> manually) and tryed to ping google again with success.
>
> 30 packets transmitted, 22 packets received, 26.7 packet loss
> round-trip min/avg/max/stddev = 26.548/50.575/118.950/26.572
>
> upstairs I noticed OFDM/18Mbps. Downstairs it's dropped as low as
> OFDM/6Mbps (currently without any connection im sitting at OFDM/24Mbps)
>
> "wlandebug +rate"
>
> amrr_node_init: non-11n node
> AMRR: nrates=0, initial rate 0
> amrr_node_init: non-11n node
> AMRR: nrates=12, initial rate 96
> link state changed to up
> AMRR: current rate 72, txcnt=11, retrycnt=16
> AMRR decreasing rate 48 (txcnt=11 retrycnt=16)
>
>
> yesterday I had some internet, today I am getting nothing at all. "status
> asociated","ssid myrouter" like there is a connection but when I ping
> google I get a "host name lookup" error. (yes there is dns in
> /etc/resolv.conf)
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