Questions tagged [mobile-network]

A cellular network or mobile network is a radio network distributed over land areas called cells, each served by at least one fixed-location transceiver, known as a cell site or base station. In a cellular network, each cell uses a different set of frequencies from neighboring cells, to avoid interference and provide guaranteed bandwidth within each cell.

Filter by
Sorted by
Tagged with
0
votes
0answers
14 views

Wifi, mobile data, bluetooth isn't working after flashing stock rom

So I have an Asus ROG phone 2 device which was stuck into boot loop before. To get rid of that situation, I flashed the stock rom, and wiped user data by going to recovery mode. But for some reason, ...
0
votes
0answers
19 views

Mobile data enabled but not network access

Until recently I was using ViperOS on my Redmi 4a. I couldn't send or receive MMS, but mobile data worked fine. Then I changed the operator (French operator Prixtel with Orange), and mobile data didn'...
0
votes
0answers
14 views

How to fix “Not registered on network” on samsung galaxy grand prime +?

I bought this smartphone from Turkey and it is most probably a clone/modified handset. The IMEI number written on the back of the device is different than the IMEI number shown in settings. I ...
0
votes
0answers
19 views

How to activate band aggregation all thee time when available (4G+ at all times)?

The 4g+ network only activates when network is under big load. I'd like to have 4g+ activated as soon as it is available and as long as it is available. Does anybody know where I can change the ...
-1
votes
3answers
52 views

Prevent app from accessing mobile network on Android 8?

I am on Android 8.0.0 and not able to find an option to prevent an app from accessing the mobile network. Did I just not find it or doesn't this feature exist on version 8 yet?
1
vote
0answers
25 views

Able to text and use internet, but no phone calls

It is a refurbished Yureka Note. I added a newly activated sim in it. It's sending and receiving text messages. After saving the gprs/mms settings sent by mobile operator, I am able to use internet (...
0
votes
0answers
7 views

Restore mobile network in Nokia 6.1

Mobile network in Nokia 6.1 plus completely lost. I have tried many times to restore but wasn't successful. Any help?
1
vote
0answers
29 views

Why do LTE Network Interfaces Change Names?

You may have seen my earlier question here detailing my struggles with multiplexing LTE and WiFi on a rooted Android device. Much of this stems from an issue I seem to run into with the LTE network ...
1
vote
1answer
67 views

Google Play Store uses mobile network, ignoring Data Saver settings?

One of my apps is allowed to use the mobile network, and all others are confined to wifi. This is specified in my Data Saver settings, but according to GlassWire, Google Play Store is still using the ...
1
vote
1answer
108 views

Intermittent failure to receive SMS and MMS messages

I noticed an issue in mid December where a few messages in a row that were sent in a group MMS were never received on my phone. A few days ago, I had the same issue with an SMS message sent to me. ...
1
vote
0answers
29 views

Wifi Card / Mobile Hot Spot

I am learning about networking, specifically the data link to session layers. I have an extra android phone I have been learning with on various things, and I am at the point where the application ...
1
vote
0answers
38 views

Some websites not reachable using cellular data but working perfectly using Wifi

I a have a Xiaomi mi 9 se phone and I am not able to access some websites using their IP adress. To give you some context, I have some servers I wish I can access but it not possible, I receive a ...
1
vote
1answer
29 views

Latency spikes regularly spaced on a OnePlus5 phone, reproducible on both ATT & TMobile

I'm seeing latency spikes consistently spaced. I'm using packetlosstest.com to check latency (also experiencing the issue with real-time apps). Normal latency is ~100ms, at regular intervals I ...
0
votes
0answers
336 views

Unknown phone number

An app that I need is not recognizing a SIM/Phone number. ...But the problem is not the app: Before we go: I've visitted other forums, but the answers are uneffective, completely unfit, or oriented to ...
0
votes
1answer
2k views

Enable usage of mobile data while connected to a WiFi without internet connection

It is possible to allow my device to use mobile data while connected to a WiFi hotspot? The reason being is that the WiFi hotspot I connect to does not have an internet connection. So I want to be ...
0
votes
0answers
114 views

How to remotely turn mobile data on if phone is missing and device is turned on

I lost my phone, after 10 hrs phone is turned on. I am calling to my mobile number but not picking up the calls. Data is turned off. So is there any way to turn on data. Mobile: Oneplus 7
0
votes
0answers
46 views

Is it possible to connect to another device network through a VPN?

I have two devices far away from each other (each one in a different country, for example); both are connected to the internet. Is it possible to have one device connect to the other device's network ...
0
votes
0answers
19 views

Mobile data not working until switching off then on again

Any app on my Sony Xperia XZ2 Android 10 phone can't access mobile data until I go to Network > Mobile Network > Turn off Mobile data > Turn on Mobile Data. If I close the app I need to do ...
0
votes
0answers
22 views

How to search for Android apps “with” ads?

Is it possible to search for apps within the Google Play Store that contain ads? If it's not possible within the Google Play store, is there another effective way to accomplish this? I want to place ...
0
votes
1answer
71 views

Network stack broken after uninstalling AFWall?

Since uninstalling AFWall and rebooting, I "connect" to LTE/3G/2G and wifi but there is always a little X on the icon and never any network access (can't actually access anything with ...
0
votes
0answers
162 views

Only use 2G for calls?

My current phone unfortunately does not support VoLTE, so I'm limited to 2G for calls. However, for all other uses (internet, messaging), even the worst LTE reception is still infinitely better than ...
0
votes
1answer
214 views

Value for “Global auto (prl)” to fill default_preferred_network on build.prop

My Smartfren Andromax A with LineageOS 15.1 can't send & receive SMS unless I set my default preferred network to global auto (prl) and then perform a hot reboot. I have an idea to edit my build....
1
vote
0answers
36 views

Why does my mobile data work only on hotspot?

I own a Samsung Galaxy A71 and I'm on Reliance Jio network. When I had bought this phone and put a new Jio SIM on it, my mobile data worked fine, but the hotspot didn't. My laptop browser said 'DNS ...
0
votes
0answers
367 views

Nokia 7 plus network issues

I bought a used Nokia 7 plus not long ago and it worked perfectly at first. But recently I have been encountering multiple problems concerning the mobile network connection of my phone. Those ...
0
votes
0answers
32 views

Does cell service provider has ability to display ads over other apps?

I came to realize that in rare occasions when using the Android phone, Cell service provider (Mobile Network provider) shows some popup advertisements. Regardless of the app, screen I was in it always ...
0
votes
0answers
25 views

New sim card, but Samsung J3 does not recognize mobile network and call and SMS messages could not be made

I have a Samsung phone J3. just recently started not recognizing mobile network - sometimes I cannot make phone calls and send SMS messages. WhatsApp works ok, WiFi as well. Sometimes I can call out ...
0
votes
1answer
58 views

Mobile data only works when tethering is active

Issue is exactly as described in the title, works when used as hotspot and connected with computer, but not on the phone directly(regardless the hotspot setting). Moreover I have to add: I am abroad ...
0
votes
0answers
30 views

USSD Packet Analyzer

USSD Packet Analyzer I would to analyze packets from my phone's USSD something like wireshark.Is there something along this lines?
3
votes
1answer
42 views

Constantly asking to reboot

My android phone (can give more details if helpful) has started to show a dialog after 1-2 minutes after booting: Reboot to update network setting? (My translation, network settings refers to mobile ...
0
votes
2answers
4k views

APN Settings: What Does Each Setting Do?

An Access Point Name, APN, is a gateway between mobile networks and the public Internet. I've done research, and there's not much online about what the individual settings are or do. This is what I've ...
2
votes
1answer
112 views

Prevent ISP DNS Hijacking

I live in a country where some sites such as Reddit are blocked. On wifi I can change my DNS to Cloudflare (1.1.1.1) and be able to access those sites, but on mobile network my ISP doesn't seem to ...
1
vote
1answer
71 views

Mobile Data stopped working

I have a Nokia Sirocco 8.1 mobile phone, about 2 weeks ago now my mobile data turned off or stopped working, I contacted my carrier (Boost mobile who use the Telstra network in Australia) they went ...
1
vote
0answers
942 views

How can I lock device on a particular network frequency using android kernel sources?

Motivation My goal is to select or lock LTE frequency bands on mobile devices with Qualcomm chipset. On some devices like Samsung Galaxy S5, we can access hidden menu: *#2263# to select the radio ...
1
vote
0answers
67 views

How can I force Android to connect to the network of current country?

I live in country A and work in country B. I have a mobile phone contract from country A. A and B are both in the EU so there are no roaming fees at all. During the day I have no network problem, the ...
0
votes
0answers
1k views

What are these carrier configuration settings and which Android service handles them?

I signed a new mobile contract and received a carrier configuration message, but it seems that the settings were not updated properly. Up- and download is way too slow (typical 3G speeds) despite "4G" ...
-1
votes
1answer
297 views

Proxy server connection

I have got a question. I am a college student in India, my college provides free wifi throughout the campus . To access the wifi we have to use the proxy server connection , we use apps like psiphon ...
0
votes
0answers
773 views

Unable to install/update apps from Play store on Xiaomi A3 on data plan

I am trying to download update/install apps from the Play store on my MI A3 Jio connection, but it has been unsuccessful. All services like Facebook, Whatsapp, etc are working fine. The apps I am ...
0
votes
0answers
247 views

Is any way to lock Android KitKat to a certain frequency/band?

Normally we can lock our mobile to either LTE, WCDMA, or GSM thorough Network Mode option from setting. But I would like to lock specifically 900MHz and/or 1800MHz band, which they are included as GSM ...
0
votes
0answers
502 views

Preferred Network Type Settings

I am on Miui and the default setting for the Preferred Network Type doesn't want to save. I want to change it but when ever I close it it won't save. Anyone knows how to fix it?
0
votes
0answers
42 views

Monitor Network Availability (for phone calls)

Obviously my network carrier has some problems. Though my mobile phone shows two or three bars out of four for my mobile connection, I don't receive any phone calls (not available). Is there some ...
0
votes
1answer
80 views

Mobile data offline or timeout whereas hotspot just works

How can I troubleshoot the following situation: during mobile data my phone often is experiencing 100% time outs (ERR_TIMED_OUT) or Chrome states it is offline whereas my connected laptop through ...
0
votes
1answer
90 views

Can someone say how can I get to this network management window in my android device

My device is vivo 1718 android 8.1. I have found this Network Management window when I didn't turn on mobile data access for one app. That app pops up an alert to change the network access and when I ...
0
votes
1answer
34 views

Network Locked SIM card on Unlocked Note 9

Have a Note9 on Tesco mobile, they have confirmned it is unlocked. I can use other UK SIM cards in this. Trying my AIS (Thailand) SIM it asks me for a PIN for the Network Unlock? Could this be a ROM ...
1
vote
1answer
1k views

Network mode switch quick settings tile

I have a bootleggers ROM (Android 9 pie) installed on a Motorola Moto E 2015 phone. Can I add a quick settings tile that would switch between 2G only and 2G/3G/4G network modes? In Lineage and ...
0
votes
1answer
196 views

app or widget or other solution for turning just cellular radio off/on

I recently acquired an umidigi one with android 8.1 oreo naked/stock image in place and voice over wifi as well as voice over lte support. When device is in location with wifi connection, which is ...
2
votes
0answers
86 views

Can I secure my android phone from being hacked while hosting a website?

I have been able to host a website of my own using "apache http server" app from my android adjoining with "termux" app using serveo as ssh tunneling. Can I make my phone more secure, so that it can ...
0
votes
0answers
7k views

How can I view Wi-Fi connection history?

I want to view wi-fi connection history on my Android phone. Specifically, I want to know which networks the phones was connected to & disconnected from & when. Edit: My phone is a Nexus 5x (...
2
votes
1answer
218 views

Why is there “/proc/net/snmp” file on my device? Could it be due to a malware?

After reading this paper I observed a little and I realized that an SNMP socket (exactly two: v4 and v6) exists when I use ls /proc/1/net. I see them clearly. My question is simple, do the bootkits ...
1
vote
2answers
2k views

Why proxy set on Android does not work when used as hotspot?

I am setting the proxy in APN settings of my mobile network in below shown screenshot: It works well. I verified via whatismyip. However, when I enable the hotspot on the device and use this hotspot ...
1
vote
0answers
113 views

can't remove roaming letter above signal bars

I've researched a lot and I can't find any solutions to this problem. A couple of months ago I traveled by plane, and when I arrived and turned off airplane mode (I have it always turned on) I had ...

1
2 3 4 5 6