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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.

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18 views

Why is the upload speed less than download speed for cellular data connection in Android? [closed]

I have noticed that in my Micromax Bharat 3 Q437 mobile with pre-installed Android 7.0 Nougat, it takes just a few minutes to download some files, say about the size of 50MB. Whereas, it takes about ...
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1answer
47 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 ...
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1answer
23 views

Proxy set in mobile network APN 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 ...
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0answers
20 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 ...
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0answers
32 views

Can Google see what you're doing on a different device if you're using an Android phone's hotspot to connect a different device to the internet?

I know that Verizon or ATT or whatever data service you're using can see your browsing history since they're providing the service, but would Google be able to see it too since it's the software the ...
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0answers
12 views

“Block” sign instead of Cellular bars whenever the phone is restarted [duplicate]

I've been having this problem since December, and I really need my data for career purposes. How to fix this?
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2answers
65 views

How to check what is wrong with my mobile connection?

I have a Samsung J3 and recently I notice some irregular 'blackouts' in the mobile connection. Suddenly, the connection is completely interrupted, then the connection is really slow (like 1.9 Mbps in ...
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0answers
25 views

Adblock Plus on Android - mobile internet proxy?

I have installed AdBlock Plus for Android on my not-rooted phone. On play.google.com, there are only castrated browser-addons, so I've been installing it from apkhere. I've changed the network ...
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0answers
14 views

My Galaxy S4: 3G is not working

This phone's main IC has been changed once by authorised samsung service center. But after that the 3G is not working. I have checked all the possible settings issues. And googled a lot. But none of ...
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0answers
919 views

xiaomi mi a2 lite android 9.0-pie sim 2 network connectivity settings

so recently I got a bill from my sim 2 card provider which I didn't use it a lot, it said that the charge fee comes from the LTE services. so is there any ways to change my sim 2 card network ...
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0answers
476 views

International roaming, forbidden networks, hidden sim toolkit on one plus 5T

I have used international roaming many times before with my one plus 5T and my native Vodafone India providers roaming plan. But this time I landed in Germany and it did not work. I've been trying ...
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0answers
188 views

Can changing APN settings in Android improve internet speed?

I wonder while reading some of blogs and even people around me suggests some changes in APN settings(that includes APN Name, MCC, MNC, APN Protocol and Bearer), claiming that will increase my internet ...
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0answers
71 views

Connected to Turbo VPN - 10.13.0.42/30. Tap to manage the network

When I use a VPN app on my smartphone, the following notification message is shown Connected to Turbo VPN - 10.13.0.42/30. Tap to manage the network Why is it connected to 10.*.*.*? Isn't it a ...
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0answers
242 views

Why using ADB command 'settings put global preferred_network_mode' doesn't reflect the changes in Test Settings?

I've been trying to search about changing network mode programmatically which was already answered, but I noticed that when using: settings put global preferred_network_mode x settings put global ...
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0answers
451 views

mac address randomization on NON-rooted Android 8.1 phone for both wifi and mobile data

I am trying to force my box to (up to date as of posting, NOT rooted Xiomi Redmi Note 5 with Android 8.1.0 OPM1.17 with security patch 2018-09-01., kernel 4.4.78perf+, gui is MIUI v10.0.2.) ...
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1answer
1k views

How to define a preferred Mobile Network?

Here is the situation: I live close to a border between to countries, one being under EU laws, the other being neutral, except when it comes to economical wars. I have a phone contract in the EU, ...
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0answers
43 views

Android phone as IP camera, connect to it from mobile network

I have Samsung galaxy A8 (2018) with Android 8. I installed app IP Webcam. And my android phone now works as IP camera on WIFI I can stream video to my Dahua nvr. My sim card with specific APN have ...
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0answers
47 views

Cannot connect to mobile data

So i have a mate7 (mt7-l09) and I can't connect to mobile data. I turn on the mobile data but the send and receive icon never shows up. I have already tried changing APN and switch Carrier BTS. Its ...
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3answers
118 views

is it possible to get location via a cellular network if the device doesnt have a data plan?

is it possible to get location via a cellular network if the device doesnt have a data plan? or does it need a data plan to be able to get location via a cellular network? is a data plan needed to ...
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0answers
37 views

Trigger network search/change without airplane mode?

Is it possible to trigger the phone to search for network, i.e find the best/closest tower again? I don't want it to be with airplane mode, since I'm usually using the WiFi at the moment I need it. ...
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0answers
42 views

How is the GSM Call Flow implemented and when is the microphone opened?

Is it possible to know how is the GSM call flow implemented on Android? I will like to know concretely when its the microphone opened.
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0answers
84 views

App to block or limit my network operator?

I'm having some trouble with my network operator. They have recently changed the underlying network they used by default to a different one and the service is very poor now. I have come to realize ...
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1answer
265 views

Completely disabling cellular data and limiting apps only to WiFi when available

I've recently (2 months ago) purchased my first smartphone. I'm on a sort of prepaid contract (I pay what I use in terms of calls and SMS and it's automatically withdrawn from my bank account). For ...
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0answers
54 views

Cannot change mobile network Sony Xperia V

I have a Xperia V device which worked fine until few days ago. I still use 3G SIM, and I've enabled WCDMA(preffered)/GSM from settings menu (Settings->More>Mobile Networks->Network Mode). This works ...
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0answers
81 views

No internet via mobile data, while USB tethering works just fine

The PC can use the phone's connection while tethering without problems, while the phone at the same time can't. Im using my LG G6 to give my Win10 PC internet access via USB tethering. While the PC ...
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0answers
18 views

Signal Problem of S8+

I recently bought a Samsung S8+. The phone is alright but I got stuck in a problem. One of the network provider SIM is not working. As a simulation, I used following steps: I exchange the slots, ...
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0answers
225 views

Only one network interface active at a time in Android

I was looking into the network configurations in Android devices. Android makes WI-FI as the default network preference. And I noticed only one network interface can be active at a time in Android. ...
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1answer
202 views

Internet fast when sharing via hotspot or tethering but slow on the device itself

Yes, I didn't get that backwards. And all I found is "slow tethering", even here this was never asked before. So, here I am! Internet is slow on the device, but fast for other devices connected to it....
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0answers
74 views

Data Warning Slider Missing

I used to have 2 sliders, a warning slider & a limit slider, now just a limit slider is present.
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0answers
427 views

Force android 7.0 into roaming for better connection

I do a daily commute to work from country A to B. My mobile is from a phone company in country B, and travelling into B, the switch between country providers is handled rather gracefully. The problem ...
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1answer
59 views

Some Apps not woking in cellular Data

I have an Blackview BV 8000. Some Apps like Chrome, Stack exchange, Facebook, WhatsApp... Work without a problem. However apps like Gmail, YouTube and Google play store don't work on cellular data. ...
2
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1answer
81 views

Network Support Explained

Is a phone that supports the most network bands ideal if you are trying to get the best cellphone service? I have noticed that for example the iPhone supports dozens of bands https://www.apple.com/...
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2answers
5k views

Stop auto-selecting cellular network

I'm roaming in Mexico with an international plan via a US-based GSM carrier. This gets me 4G on TelCel in Mexico, and it works great. However, occasionally, for reasons unknown to me, sometimes my ...
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votes
0answers
6k views

Restrict app network access on Android Oreo

Two days ago, I got android oreo 8.0 update for my xiaomi mi A1 phone which is a device based on Android One. But one of the features which I loved the most before Oreo was complete control of network ...
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2answers
848 views

Can airplane mode turn itself off automatically

If I have a phone with airplane mode turned on, can it turn itself off automatically (without user interaction)?
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1answer
480 views

Not receiving SMS messages

I recently switched phone provider, and since then many of the messages sent to me never show up, as if it was never sent. But the sender shows it as sent (though I think it can't know it's been ...
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3answers
6k views

No Mobile Network In Samsung Grand Prime

Samsung Grand Prime Phone. There is no Mobile Network. I tried *#*#4636#*#* but it didn't bring up the Testing Menu. I am not able to search operator or change the network mode. The IMEI in *#06# and ...
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1answer
340 views

Can Truecaller Android get Caller ID on 2G connection?

Just curious. Truecaller emphasizes that it requires 3G/Wifi connection in order to tell caller ID? Does this mean that if I'm in area where only 2G is available and no Wifi is available Truecaller ...
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0answers
191 views

Problem “Not registered on network”

I have an old Samsung Galaxy Note II. Rooted. One day it went off. When I restarted it, it went to a somehow hybrid state between factory and the status it had before crashing, i.e. I had to ...
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1answer
584 views

Translation of RIL_PreferredNetworkType terminology to human speak?

In Android's source code, I see typedef enum { PREF_NET_TYPE_GSM_WCDMA = 0, /* GSM/WCDMA (WCDMA preferred) */ PREF_NET_TYPE_GSM_ONLY = 1, /* GSM only */ ...
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0answers
519 views

Provide APN settings from outside without Internet (i.e. SMS, QR Code)

I'm looking for a way to provide APN settings to a device that doesn't have an internet connection yet. It is intended to set up hundreds of devices more quickly by a variety of users across the ...
0
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1answer
37 views

4G network compatibility in France

I read somewhere (here) that in France, in order for the 4G to work ideally with all carriers, one should have a smartphone with the 4G network spec: "FDD-LTE : Bands : 1/3/7/20/28". I am considering ...
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0answers
92 views

4G signal with mobile turned off

Recently I have noticed that my cellular company (TIM, I'm in Brazil) has been charging me for network connections daily. I rarely use cellular network since at home and in my job has wifi and I don't ...
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1answer
106 views

Mobile Network Problem [closed]

I am facing mobile network issue in my office only. When I enter in my office my mobile signal problem arises, Is it due to the router or some other electronic devices? And when I go out from my ...
0
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1answer
76 views

How do I tell whether my phone is roaming?

How do I tell whether my phone is roaming, preferably on the lock screen?
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0answers
32 views

Share phone's internet over existinf wifi network

i want to share my phone's 3g over my existing wifi network. NOT hotspot ( because phone's wifi signal is too weak). is this possible?
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0answers
300 views

Galaxy s6 edge does not connect to mobile network when leaving WLAN after upgrade to Android 7

My Samsung Galaxy s6 edge does not get internet access via mobile networks when leaving the WLAN area. After going into offline mode and then online mode again, everything is fine, but until then, ...
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0answers
62 views

Block internet access before firewall starts at boot

I have an old android phone with Ice Cream Sandwich and droidwall as a firewall, which makes sure that apps can't use the 3G unless I enable it for that app. Droidwall starts on boot but there is a ...
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0answers
2k views

Nexus 5x No Wifi. Default MAC 02-00-00-00-00-00 change attempt

So I bought new Nexus 5x with android 6.0 and everything worked fine, but when I updated to 7.1.2 suddenly wifi stoped working. (It seeks for wifi networks forever). When I go to settings I can see ...
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0answers
334 views

Custom ROM and 4g/ LTE error.

I installed Noble ROM in my SM J200G. After installing it, I was not unable to connect to LTE which I was before. My stock rom, when rooted, used to connect to LTE without any error. My carrier is ...