[Q] WiFi dropouts due to missing ACKs, only in one game? - General Questions and Answers

Rooted Galaxy S3 SGH-I747M on stock ROM
My Galaxy S3 usually has no troubles with wifi; I can stream 720p mkv's over wifi wihtout issue; I can copy large files over SAMBA at 2mB/s, I can watch youtube and netflix, and I never get a single disconnect.
But for some reason, playing SG: Deadzone causes a wifi disconnect every 5 seconds. I keep getting the message "Connected to Wi-Fi network MOEBURN" every few seconds while playing the game, and the game itself keeps lagging in and out, and my router gets flooded with these messages:
Code:
Oct 23 21:06:24 Gargoyle hostapd: wlan0: STA 34:**:**:**:**:15 IEEE 802.11: disconnected due to excessive missing ACKs
It doesn't happen right away. I can join the game, and kill a few people, without ever seeing a single disconnect message on the router's syslog. But after a minute or two, the router starts getting flooded with these messages every few seconds.
SG: Deadzone is the ONLY game/app that has this problem. I would really like to be able to play the game, but I seem to be the only one having this problem with this game!
I have tried disabling "Wifi power saving mode" on the Galaxy S3, and I have tried disabling all running daemons on the router, as well as rebooting both.
I need your help understanding whether this is a problem with the game's code, or with my phone, or with my router (a WNDR3700v2 running Gargoyle/OpenWRT). Thanks for any help!

Related

[Q] Anyone else having wireless network issues?

I'm having some odd issues with my wireless home network on my device. When I'm running a game or a program that goes to full screen it tends to disconnect from the network and switches to the 3G network. For games that require a network connection like Pocket Legends the loss of the wireless network kicks me from the server and I have to reconnect. This issue has nothing to do with being out of range of the router as it happens even when I'm sitting 10 feet away. The moment I close the full screen game or program it re-establishes the connection.
Obviously, I can play these games over the 3G network with little issue. I also tried the internet passthrough which works beautifully for games but the moment I try to access the market it loads incredibly slow, but when I disconnect and just use the wireless the market's snappy again. It's just odd and isn't exactly a life ending issue, but it is annoying.
Does anyone else have a similar issue or any suggestions that might help solve this problem?

[Q] Need Help! Wi-Fi disconnects often on my phone / tablet

I have been noticing a lot of Wi-Fi disconnects while using my tablet and my phone. I keep getting disconnects and overall slower performance even though my internet is 30-D 5-U and i get better results then that with speed test on my computer but my phone speed test is about 12 down and 6 up when connected to Wi-Fi
My problem is this...
I can try to watch youtube through the youtube app and pick a crappy non HD video thats like 30 seconds long and spend 5 minutes waiting for THE AD to load... i Tried using the chrome browser and i get mildly better results... the video actually loads but buffers for 1 to 2 minutes for every 3 seconds of video i am shown.
So i tried to fix this by setting my router channel to 11 seeing as there are about 15 networks in range of me and i started getting better results.
then i had an issues with my computer getting ip conflicts if i turned it on while my phone was on the network since my PC was set to a static IP so i had to set my tablet and phone to a static aswel.
So.. after i did that i stopped getting the conflicts but now when i am playing Clash of Clans i keep getting disconnected... often... im licky if i can keep the game going long enough to do 1 attack without getting disco. (thats about 3 minutes if you never played the game)
so i dont know how to fix these disco's.. i am still getting slow overall performance from sites like youtube and even general internet searches at times. it seems like my router is refreshing or something and forcing my Wi-Fi connections to reconnect. If i have my tablet and my phone next to each other they do NOT lose connection at the same time but randomly. this issues makes no sense to me... i have no other ideas.
And before you suggest the "obvious" ive probably already tried it.
Router Linksys wrt160n
Tablet Asus eeepad TF201
Samsung Note 3 (t mobile)
Fresh install of windows (7 days old and problem was present before reset)
all drivers and firmware up to date
phone tablet and pc are all on static IP
NOTHING else is connected to my network or using my internet except my phone and tablet
i have no viruses / malware
my signal strength is EXCELLENT when i get disco and does not diminish during the disco
bump cause i m still having this issue... seems worse then before even. and its only mobile devices on my network or jst wifi connected devices.
what can i do to fix this

Wifi disconnect

This is driving me nuts, on 2.4Ghz a few ft from the router, I'm pinging it and i can see frequent time outs. This is an issue b/c I'm using Gear Watch Designer to load a new face and it requires wifi. With the constant time outs i have to constantly retry until i get a good connection. There is very little to no 2.4Ghz traffic on my router so its not saturated.
Has anyone else experienced constant time out via Wifi, just an FYI the watch will constantly report connected in the status however it is not truly connected at all times. I just want to confirm it is not just my Frontier.
Having issues too with the Gear Watch Designer... My Connection is dropping constantly...
Or at least it's not connected using SDB
Same here. Won't stay connected to GWD via wifi (Bluetooth disabled).
Sent telepathically
Well that is good to know we are not alone. I have mine set to Always on mode too so it has nothing to do with power savings. Samsung needs to update the firmware and fix the TCP stack/buffer issue with this watch.
This explains why you can't make phone calls over Wifi only even though Samsung advertised it you can with the "phone app" which no one so far knows what it is. Until they resolve this issue it is a no go.
Regarding GWD v1.3 the latest, they advertise you can upload via Bluetooth but that does not work. I reported to Samsung Developers via forum the smoking gun is the software does not pickup the correct Bluetooth ID for the watch. Rather it picks up some unknown ID in my case which gives a System.Net.Sockets.SocketException error (0x80004005) since it can't open a socket to the correct device. And yes Windows 7 OS does recognize the watch and pairs with it just fine. So for now we are stuck having to use this horrible wifi to transfer faces.

Audio/Video problem in display mirror

I bought a mirascreen car and I have a problem: every once in a while, once every 10-20 seconds, it loses some packets and the result is that little bits of audio and video are missing, just a few milliseconds, but enough to lose pieces of voice and is annoying.
Sometimes it happens to be fine for a few minutes; sometimes it's obscene.
I discovered is that with an iPhone the problem is not there and even with a OnePlus 2; with a P30 Pro, it's like mine.
The only thing I noticed is that in those that I have the problem the connection store without the password request (WiFi Direct ?) and in those that go ask for the password to connect to the device (WiFi classic).
Is it a different management for the 2 types of connection?
To connect after enabling the wireless display I use Cast menu.
Thank you
* Davide

Galaxy Note 20 Ultra Bluetooth connection problems

Hey guys,
So basically I drive a 2016 Volvo V70 (car model not so important tbh) and before I got my Galaxy N20U I used to have an iPhone 8+.
At the time when I connected it to my car's bluetooth system, things used to run quite perfectly when playing music. Using the car's buttons I could rewind and fast-forward songs by pressing and holding in apps like Spotify.
Now with the Galaxy N20U, answering calls works sorta well, and I can skip songs forwards and backwards by short-pressing the car buttons, BUT I can't "slide" or "seek" the tracks, as in fast-forward or backwards, like I used to be able to do with the iPhone. I did all sorts of basic troubleshooting like unpairing and repairing the phone, resetting, trying other music players; but the problem still persists.
I messed around with the bluetooth connection type in Developer Mode settings on the Galaxy, but tbh I don't really understand what the settings mean or which one should be right. I'm not really aware what bluetooth version my car has either, but I think it would be an older version since it's 2014-2016 technology.
How can I fix it or tune the settings of the Galaxy in order to solve this? Or are there any apps I could install which fixes this issue?
Another problem with the Galaxy's BT connection is with my Windows 10 laptop. It's a pretty new laptop (HP Spectre 15 x360 2019) running the latest version of Windows 10.
Basically I did what everyone would do and I linked my Samsung to Windows, so I could have a similar continuity experience like Mac/iPhones have, like having a stable and automatic connection, picking up calls and texts from your laptop, and most importantly that your phone shares hotspot automatically through Bluetooth tethering when you're outside of home.
I tried several things like linking and unlinking through Microsoft's "Link Your Phone", and even tried with Samsung's Dex. I tried with both functions on, or one of them being unlinked.
The problem still persists, that it's not an automated and constant connection between the laptop and the phone, and that especially when it comes to automatic bluetooth tethering; then I always have to do it manually through clicking through several menus on Windows and creating an Access Point connecting to Bluetooth like some sort of a LAN connection. Every single time. And even when this connection is established, I'd see a LAN icon on the status bar (instead of signal bars) and when I expand the menu, it doesn't even list the current connection it is on (like "Samsung bla bla bla: Connected"). Instead I just get nearby WiFi networks and that it's searching. I DO get internet though and it works fine for the most part, but once I leave the room and the phone gets out of the range, or I put the laptop to standby, then I have to repeat the process all over again.
Even when I opt to sharing internet from my phone to the laptop through normal WiFi hotspot, I notice that the connection drops frequently.
To summarize, when it comes to both the car and my laptop, my Galaxy N20U does connect to them and offers the basic functionalities of the BT connection, BUT it misses other basic functionalities and it tends to be a half-baked, unstable connection.
Please help me out with this! Running the latest versions of softwares on all the named devices here.
For now turn off Developer options.
Clear the system cache on the boot menu
Reset network connections.
Pretty harmless and it may fix it...
dont have that problem

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