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|    alt.internet.wireless    |    Fun with wireless Internet access    |    55,960 messages    |
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|    Message 55,417 of 55,960    |
|    Java Jive to Mickey D    |
|    Re: Android debugging tools to find nois    |
|    29 Jan 24 11:43:18    |
      XPost: alt.comp.os.windows-10, comp.mobile.android       From: java@evij.com.invalid              On 28/01/2024 23:32, Mickey D wrote:       >       > On Sun, 28 Jan 2024 15:50:53 +0000, Java Jive wrote:       >>       >       > I've noticed a lot of the more powerful apps are being slowly removed from       > the Google Play Store. I attribute it to them mostly being FOSS where they       > don't always have the time & energy to keep up with Google's new split-APK       > rules (which seem to require them to build APKs a different way lately).       >       > You don't need to recommend an iffy APK because, luckily there are many out       > there that do both Wi-Fi and network analysis on the Android phone today.       >       > What everyone needs in their Wi-Fi debugging folder is 3 types of tools.       > A. Wi-Fi debuggers (these work for Wi-Fi channels but not interference)       > https://play.google.com/store/apps/details?id=ru.andr7e.wifimonitor       > B. Cellular debuggers (these only work for one carrier's SIM at a time)       > https://play.google.com/store/apps/details?id=com.qtrun.QuickTest       > C. Network debuggers (these are similar to those on the Windows PC)       >       > There are other tools that I'm not sure of such as heat-map monitors       > (which I think are used to map out floor-plan coverage for Wi-Fi).       > https://play.google.com/store/apps/details?id=com.etwok.netspotapp       >       > And tools to tell you if you're using the latest patches & router firmware.       > https://play.google.com/store/apps/details?id=com.stoutner.privacycell       >       > There are even tin-foil-hat tools to find if insecure protocols are used       > https://play.google.com/store/apps/details?id=de.srlabs.snoopsnitch       >       > And for the tin-foil-hat user, tools to find stingrays (IMSI catchers).       > https://play.google.com/store/apps/details?id=com.skibapps.cellspycatcher       > WARNING: No app from me will have ads unless I say so; this one does.       >       [snip]       >       > You might not know this but, unlike Windows, Android never deletes the       > original APK installer - it just changes the name to "base.apk" for       > every app you've ever installed. So you can copy it direct to Windows.       >       > This will give you the unique package name (if "wifi" is in the name).       > CMD: adb shell pm list packages | findstr /i "wifi"       > package:com.vrem.wifianalyzer       > package:com.samsung.android.wifi.softap.resources       > package:com.google.android.apps.carrier.carrierwifi       > package:com.samsung.android.wifi.h2e.resources       > package:com.samsung.android.server.wifi.mobilewips       > package:com.samsung.android.wifi.p2paware.resources       > package:com.samsung.android.wifi.softapwpathree.resources       > package:com.keuwl.wifi       > package:com.android.wifi.resources       > package:com.samsung.android.wifi.resources       > package:com.manageengine.wifimonitor       > package:com.samsung.android.net.wifi.wifiguider       > package:com.android.wifi.dialog       > package:ru.andr7e.wifimonitor       >       > Then you can find the path on Android to any of those packages it finds.       > CMD: adb shell pm path com.keuwl.wifi       > package:/data/app/~~17JnPS2TxnX4dB1JH1wezQ==/com.keuwl.wif       -zhco0PcHZ1Z0cImyNCvrMQ==/base.apk       >       > Then you can pull that original installer from Android onto Windows.       > CMD: adb pull /data/app/(see scrambled eggs above)/base.apk       > CMD: rename base.apk com.keuwl.wifi.apk       >       > Using this method you can archive every original installer on your       > Android phone onto the same directory you store Windows archives.       >       > What that means is you never need to download an app twice.       > 1. You install the app once off the Google Play Store (or from wherever).       > 2. You save the APK (just like I did above) into your Windows archives.       > 3. When you get a new phone, you repopulate that phone with the apks       > CMD: adb install com.keuwl.wifi.apk              Tx, copied all of this to a another folder in case useful for future       reference.              > The best way to manage an Android phone is always going to be from Windows.              Not entirely sure I agree, but will leave it.              >>> The only thing I did was burn the latest firmware for every access point       >>> including the Ubiquiti access point that the WNR834Bv2 wireless client       >>> repeater bridge was WNR834Bv2 connected to.       >>       >> That at least is a significant improvement, but it's still not       >> symmetric, although it now may well be liveable with, only you can       >> decide that. Also it does suggest that I was on the right track to       >> suggest a problem with the system rather than extraneous noise.       >       > I think you are correct that it's may not be noise as I ran the free       > spectrum analysis (which will find EVERYTHING in the band, not just       > inside of Wi-Fi channels) and, while I'm not sure how to interpret       > what it found, I don't see any smoking gun (but maybe I'm missing it).       > https://i.postimg.cc/8krQvmf8/longtime.jpg       >       > Can helpful people let me know what you think of that spectrum analysis?              I can't, but maybe others can.              I don't consider myself to be an expert at this sort of thing, but to       explain further, it's not the fact that the Tx & Rx were, & are still,       different that made me think "Hardware problem?", because I would guess       that irregular differences of small numbers of errors might randomly       occur in normal conditions & most probably not be significant, it's the       consistent one-sidedness with significant numbers of errors that makes       me suspect some sort of underlying systemic fault.              An off-the-wall idea: I suspect from parts of your posts that you have       some sort of mesh system, and am now wondering if the errors occur       because the DD-WRT device gets confused as to which device in the mesh       it's supposed to be communicating with, and perhaps if you could find a       way of linking it to a particular device rather than to the system as a       whole, they would go away? Of course, if I'm mistaken and you haven't       got a mesh system, the idea goes out-of-the-window rather than       off-the-wall :-)              At any rate, at least things have improved, but I suspect I can't help       much further now, because I'm already at the edge of my knowledge.              > It's always confusing when I go to a DD-WRT site, as I'm expecting       > it to be as simple to find the latest firmware as it is on the       > Netgear site. https://www.netgear.com/support/product/wnr834bv2       >       > But it's never that easy when you deal with DD-WRT latest firmware.       > https://wiki.dd-wrt.com/wiki/index.php/Index:FAQ#Where_do_I_do       nload_firmware.3F       > https://ftp.dd-wrt.com/dd-wrtv2/downloads/betas/       > https://ftp.dd-wrt.com/dd-wrtv2/downloads/betas/2024/              [continued in next message]              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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