On Mon, Mar 14, 2022 at 04:07:33PM -0500, rea...@catastrophe.net wrote:
> Just sitting around doing nothing I'm seeing 30% loss to my next hop.
> 
> # ifconfig iwm0
> iwm0: flags=808843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,AUTOCONF4> mtu 1500
>       lladdr 80:19:34:ab:ab:ab
>       index 5 priority 4 llprio 3
>       groups: wlan egress
>       media: IEEE802.11 autoselect (HT-MCS3 mode 11n)
>       status: active
>       ieee80211: nwid WIFI-NET chan 1 bssid 6c:70:9f:XX:XX:XX 52% wpakey 
> wpaprotos wpa2 wpaakms psk wpaciphers ccmp wpagroupcipher ccmp
>       inet 192.168.1.227 netmask 0xffffff00 broadcast 192.168.1.255
> # ping -qc 30 192.168.1.1
> PING 192.168.1.1 (192.168.1.1): 56 data bytes
> 
> --- 192.168.1.1 ping statistics ---
> 30 packets transmitted, 21 packets received, 30.0% packet loss
> round-trip min/avg/max/std-dev = 2.092/5.420/10.804/2.673 ms
> 
> 
> What exact model do you have of the 3160? Maybe I can try and source one
> and give it a try.

I doubt it would make a difference. This doesn't look like a hardware
defect, given that your run(4) device was also unhappy.

My guess would be that the channel is noisy. Try to move your AP to
another channel, like channel 6 or channel 11. And if your AP can use
the 5 GHz band (channel 36 and up) that might help a lot more.

To see what else is going on on channel 1 outside your wifi network,
you can use this:

ifconfig iwm0 mediaopt monitor
ifconfig iwm0 chan 1
ifconfig iwm0 up
tcpdump -n -i iwm0 -y IEEE802_11_RADIO

To go back to regular client mode:

ifconfig iwm0 -mediaopt monitor
ifconfig iwm0 -chan

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