[TriLUG] WiFi quality monitoring

[John Mitchell]

OK, one last post........

What version TP-Link WDR-4300 ??

What version OpenWRT?

Acording to this post, what you set Tx power at is NOT what you get:
https://dev.openwrt.org/ticket/11896
scroll to bottom, see last post (2 weeks ago)

Others seem to be having problems with WDR-4300:
https://forum.openwrt.org/search.php?search_id=235337532

john mitchell






On Thu, Aug 14, 2014 at 6:51 PM, Igor Partola <igor at igorpartola.com> wrote:

> Thanks, very informative. I've put the old antennas back on. Have not yet
> turned down transmit power (the house is large, upstairs gets poor
> reception; I will eventually put a separate AP up there). So far so good,
> the iperf tests have gotten slightly faster and I don't see intermittent
> ping issues (where ping time goes up to 200-300ms randomly). The slowdowns
> and packet loss are more sporadic, so I'll have to see how it it during the
> day tomorrow.
>
> I measured signal strength and did an iperf test right next to the router,
> and then outside where an outside wall was between the laptop and the
> router. Here are the stats:
>
> Inside:
>
>  - RSSI: -55 dBm
>  - Noise: -91 dBm
>  - Quality: ~ 40
>  - iperf ~ 85 Mbps
>
> Outside:
>
>  - RSSI: -60 dBm
>  - Noise: -91 dBm
>  - Quality: ~ 33
>  - iperf ~ 75 Mbps
>
> My guess is that there is no metal in the walls aside from wires and
> screws.
>
> I will send a message tomorrow whether putting the old antennas back on
> fixed the issue or made no difference. Thanks for all the help!
>
> Igor
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