[Q] GALAXY NEXUS network connection type confusion - Samsung Galaxy Nexus

Does anyone know how to fix this issue? My phone seems to get confused about if it should be connected through wifi or 3g/4g for data. For example, if I am at home and connected to my wifi, then get in the car and leave without disabling wifi, the phone acts as if it does not recognize the 3g/4g connection at all. It will just tell me I have no network connection since I am out of range of wifi. Same happens when I am connected with 3g/4g and I walk/drive by a wifi area and I do not join the network. The open app that is using data will then loose its connection and tell me there is no network connection. Simply disabling my wifi and restarting the app does not work. I often have to reboot the phone or turn off my mobile data signal and then enable it to establish a connection.

Any help would be greatly appreciated.
Sent from my Galaxy Nexus using XDA

I have this problem also, I will have something like streaming music playing then when I am out of range of wifi it dose not go to 3g on verizon. If I don't have any thing using wifi and disable it before going out of range and starting a stream no problem, but when it happens I switch to airplane mode then back and it works fine.
Your not the only one who has this problem.
Sent from my Galaxy Nexus using xda premium

Same here. Not sure what's causing it. I have to go into airplane mode, which itself seems to take ages, and then turn off airplane mode to establish 3g connection.
I thought it may be a mess up from aokp, and after a clean wipe and flash it seemed fine, but then started showing the same behavior , failing to comnect to 3g after exiting wifi zone.
Does anyone have an answer for this problem? Is it a hardware glitch or software or app caused problem?
Any help would be dearly appreciated too!

Known issue in AOSP right now..
Sent from my Galaxy Nexus using xda premium

joshnichols189 said:
Known issue in AOSP right now..
Sent from my Galaxy Nexus using xda premium
Click to expand...
Click to collapse
Thanks for the info. Glad to hear it doesn't seem like a hardware problem, though I have yo admit I didn't see it on the aokp wikis ... Would you know if it's a problem for an unknown minority our a more general one?
So, I guess, then stock room should be fine? I was only on stock for a few days before flashing aokp. Going back would be a nuisance, but if I can have armless transition from wifi to 3g, then I guest I should -( ...
Any talk on when it may be solved in the aosp community?
Sent from my Galaxy Nexus using xda premium

Related

Slow WiFi connection

I have noticed that my G2's WiFi connection runs VERY slow. I get speeds of 2mb/s while on a computer I get 25+mb/s. I get the same ping on both devices. Is this a hardware or software limitation that can be solved by a kernel fix?
Sent from my HTC Vision using XDA App
Getting same problem.
Sent using black magic
O.O I don't really post on here but I'm getting pretty good spores on wifi around 12 mps down and 8 up.. would post pic but apparently says the pic is not a valid image format 8(
Sent from my T-Mobile G2 using XDA App
Flippy125 said:
I have noticed that my G2's WiFi connection runs VERY slow. I get speeds of 2mb/s while on a computer I get 25+mb/s. I get the same ping on both devices. Is this a hardware or software limitation that can be solved by a kernel fix?
Sent from my HTC Vision using XDA App
Click to expand...
Click to collapse
There is a thread about the G2/DZ having WiFi antenna issues. This happens when you use the phone in landscape mode. Signal bars drop significantly. In my case, I got totally disconnected (but I had poor WiFi signal strength that time). However, when I remove my hand from the top part of the device, signal strength and speed return. This could probably be your issue, since I really get good speed from my DZ. I could even stream movies over WiFi.
Do you have wifi calling enabled? Try disabling it and restarting. You'll likely see regular speeds again. Works for me every time.
Jigga0o7 said:
Do you have wifi calling enabled? Try disabling it and restarting. You'll likely see regular speeds again. Works for me every time.
Click to expand...
Click to collapse
Nope, I will be looking at the bcm4329 source when I get my computer running to see if I can boost the speed a little.
This may also be a router combatibility problem. So we can narrow it down can people post this:
Router brand/model
Wireless B/G/N
Wpa wep or no security
Hidden access point (yes/no)
And if you are having problems
Sent from my HTC Vision using XDA App
Flippy125 said:
Nope, I will be looking at the bcm4329 source when I get my computer running to see if I can boost the speed a little.
This may also be a router combatibility problem. So we can narrow it down can people post this:
Router brand/model
Wireless B/G/N
Wpa wep or no security
Hidden access point (yes/no)
And if you are having problems
Sent from my HTC Vision using XDA App
Click to expand...
Click to collapse
Router brand/model: Airlink 300N
Wireless B/G/N: Wireless N
Wpa wep or no security: WPA
Hidden access point (yes/no): no
And if you are having problems: Only when wifi calling is enabled. Must disable that and restart in order to get expected speeds. For example, it drops from standard 12mbit to like 1mbit.
Oh yeah forgot to post mine...
Airport Extreme
Wireless N
WPA2
APN is not hidden
Slow
Sent from my HTC Vision using XDA App
I have the same problem with my G2.
Wi-Fi is on all the time when I'm at home, as is Wi-Fi calling because the signal is very weak here. When I first connect to Wi-Fi it's very fast. Normally I get approximately 17mbps down, 3.5mbps up. However, it seems like the connection "goes stale" after a while and I end up only getting about 2-3mbps both up and down.
It's not consistent though. Sometimes it gets slow right away, other times it will take a couple hours. But it always drops to the 2-3mbps range consistently. Plus I always have issues with the connection after it drops in speed: No connection errors, sometimes unresponsive, etc.
To fix it I simply turn Wi-Fi off and back on, but that gets to be a hassle because I have to do it every time I want to use my phone.
It has nothing to do with holding the phone in vertical or horizontal orientation, or signal strength, because even when I'm using the phone right next to the router it still happens. I never had this issue with my Cliq, but it didn't have Wi-Fi calling, which I'm thinking is the cause. Though I haven't tested it to see if it still happens with Wi-Fi calling off.
It happens with any ROM, though currently running CM7 Nightly 27.
Anyone have an explanation, or a solution?
Update: After testing it seems to only happen when wifi calling is enabled. Although I have to turn wifi off and back on to fix it. Simply turning off wifi calling doesn't fix it.
Sent from my HTC Vision using XDA Premium App

[Issue] wifi & dun tethering is unstable

Not sure if this is carrier issue or GNex's issue...
When either wifi or Bluetooth dun tethering, connection is unstable. It would work for couple minutes (maybe 3~5), then lose connection. After couple more minutes, it reconnects again.
Anybody have this issue?
Sent from my Galaxy Nexus using XDA App
Armuro said:
Not sure if this is carrier issue or GNex's issue...
When either wifi or Bluetooth dun tethering, connection is unstable. It would work for couple minutes (maybe 3~5), then lose connection. After couple more minutes, it reconnects again.
Anybody have this issue?
Sent from my Galaxy Nexus using XDA App
Click to expand...
Click to collapse
This is a really old thread, but I have the same issue on mine. I'm in Asia using the unlocked GSM Galaxy Nexus, so it doesn't look like a carrier issue.
I haven't tested Bluetooth tethering extensively, but WiFi hotspot is crazy unstable. It has become a big issue for me. I connect to the hotspot on my laptop, but it stops working after a few minutes to an hour. I have to restart WiFi on my laptop and try again until I get a stable connection. I can connect to friends' iPhones with no problems, so again, it doesn't seem like a carrier issue.
I've changed both radios and ROMs, but the problem persists regardless. I'm currently on the latest AOKP (4.0.3), but I had the same issue on Android Revolution (4.0.2). Also, the issue seems to be present while tethering both through the built-in hotspot function in Settings and the WiFi Tether for Root app.
This is quite a frustrating problem. Hell, it's such a big issue for me that I'm even considering jumping back to an iPhone. Any insight or alternative hotspot app suggestions would be greatly appreciated.
same issue......always had unstable wifi tether....
Wifi tether has been stable for me on 4.0.2 stock. Bluetooth to my late 2008 MacBookPro is hit or miss though. Sometimes it'll go for hours and others it drop every 5min... regardless of signal quality.
Sent from my Galaxy Nexus i9250

WiFi/data issues

How's it going everyone. Just left sprint for T-Mobile. Even with the problems I'm having its still better than sprint crappy network. Anyways. For some reason no matter what ROM I'm on I'm having issues where the WiFi will turn off it will go to 4g than WiFi will randomly turn back on. Or I'll have great service than randomly I'll see an E near my signal bars and it slows down for a good 5 minutes. Any idea what may be causing the problem?
Sent from my SGH-T999 using Tapatalk 2
It makes no sense!!
Sent from my SGH-T999 using Tapatalk 2
Flash a different modem for signal issues.
Sent from my SGH-T999
I've done that. No luck
Sent from my SGH-T999 using Tapatalk 2
In settings 》More settings
Make sure WiFi calling is disabled. Then go into Mobile Networks and change Network mode to WCDMA Only. See if that helps.
Sent from my SGH-T999 using xda app-developers app
Well if you are getting the E, that's Tmobile's network for ya. It is quite spotty. I get the same thing and goes back to 4G soon after. One of my main gripes with Tmobile.
If you do what DocHoliday said, it won't work at all. Just won't have any signal at all. If you leave it to auto, you will at least get the EDGE network.
Did this do the same thing with your old phone? If not, not sure what the deal would be besides weak radio maybe.
Try using the Llama app to force wifi on and disable the radios when around specific locations?
That's a workaround though...
JesseMT4G said:
Well if you are getting the E, that's Tmobile's network for ya. It is quite spotty. I get the same thing and goes back to 4G soon after. One of my main gripes with Tmobile.
If you do what DocHoliday said, it won't work at all. Just won't have any signal at all. If you leave it to auto, you will at least get the EDGE network.
Did this do the same thing with your old phone? If not, not sure what the deal would be besides weak radio maybe.
Click to expand...
Click to collapse
Its worth a shot. I had issues with staying on 4G when I first got the phone. That fixed it for me.
Spotty service depends upon your area imo. Sounds more like a network issue to me. Could be a side effect from all the refarming work they're doing on the network. Its a nationwide project so it can hapoen anywhere.
@op
If you turn off WiFi does it work as it should? If so check that WiFi calling isn't enabled and set to WiFi preferred. If it is turn it off and test, then if fixed turn it back on and try Cellular preferred.
Sent from my SGH-T999 using xda app-developers app
Dude I had that same issue until I flashed lh2 roms. Havent had that issue with lh2 roms at all.. try stocked up or wildchilds xquizit.
Sent from my SGH-T999 using Tapatalk 2
For what it's worth, I had this issue yesterday out of the blue. Nearly every time I would unlock my phone, wifi would be disconnected and I'd see the 4G icon. After unlocking the phone, a few seconds later it would connect up to wifi again. And yes, this is even with wifi set to always on in the advanced settings.
I realize there could be multiple causes for this symptom, but the fix for me was simply forget the wifi network and connect up to it again and the issue disappeared since then. Hasn't happened today yet either.

E4GT won't stay connected to home Wi-Fi

I obviously have the Sprint S2, and I continue to have issues staying connected to my home wifi. I have no problems connecting to other wifi networks. It will connect, then after a few minutes, it disconnects, even though it shows I'm still connected in my notification bar. I've searched high and low. It seems many other people are having the same issue, but no one seems to have a fix. Anyone here know of a solution? Thanks in advance.
Sent from my SPH-D710 using xda premium

Strange issue with wifi

Stock sgn2 in the upper right hand corner I have the LTE icon and wifi at the same time. Am I missing something here?
Sent from my SAMSUNG-SGH-I317 using xda premium
astang99 said:
Stock sgn2 in the upper right hand corner I have the LTE icon and wifi at the same time. Am I missing something here?
Sent from my SAMSUNG-SGH-I317 using xda premium
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Click to collapse
Yes,I noticed it with mine too..but i think it will still use Wi-fi network when you browse(i tested it with speedtest app,it used Wi-fi)
It seemed to keep saying couldnt connect wifi using mobile data on Att messaging app, it didnt seem to be using the data connection for anything else and was only sending/receiving on wifi
Sent from my SAMSUNG-SGH-I317 using xda premium
I noticed mine seeming to drop from wifi when the screen is off for a while, even though I have it set to leave wifi always on.
When I would turn the screen on, it would show LTE, then LTE and wifi, then just wifi and give me the message that it connected to wifi. I also noticed the icon for the preloaded AT&T Smart Wi-fi. My assumption is that this app is causing me to drop from wifi when it shouldn't be.
I disabled AT&T Smart Wi-Fi and haven't had the problem so far today.
Jrockttu, thanks for your suggestion, it was driving me nuts. I've just picked up my Note II yesterday and UNFORTUNATELY I enabled the AT&T Smart WiFi app (and then forgot about it, of course). After that I couldn't stay connected to WiFi, the WiFi radio kept cycling on and off, it was maddening. Luckily I found this post, and after disabling the stupid app, now I can stay connected to WiFi.

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