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Android Enthusiasts

Q&A for enthusiasts and power users of the Android operating system

Latest Questions

3 votes
2 answers
1260 views
Control phone on MacBook Pro via Bluetooth?
I'd like to control my Samsung Galaxy Nexus running Android 4.2 via my Macbook Pro via VPN ([Virtual Private Network](https://en.wikipedia.org/wiki/Virtual_private_network)). Since connecting the Galaxy Nexus to an Adhoc, WiFi created by the MacBook Pro doesn't work. That's why I'd like to do it via...
I'd like to control my Samsung Galaxy Nexus running Android 4.2 via my Macbook Pro via VPN ([Virtual Private Network](https://en.wikipedia.org/wiki/Virtual_private_network)) . Since connecting the Galaxy Nexus to an Adhoc, WiFi created by the MacBook Pro doesn't work. That's why I'd like to do it via Bluetooth. Is that possible and if yes, how?
Hedge (231 rep)
Dec 12, 2012, 06:05 PM • Last activity: Dec 19, 2024, 03:37 PM
5 votes
1 answers
10061 views
How can I activate UDP forwarding for USB communication between a PC and an Android app
I have an *real* Android device connected to a computer via USB. I managed to activate **TCP** port forwarding with `adb forward tcp: tcp: ` and successfully communicate with sockets but I don't know how to do the same for **UDP**. > **EDIT** : I launched my application on the emulator and typed `te...
I have an *real* Android device connected to a computer via USB. I managed to activate **TCP** port forwarding with adb forward tcp: tcp: and successfully communicate with sockets but I don't know how to do the same for **UDP**. > **EDIT** : I launched my application on the emulator and typed telnet localhost 5554 and redir add udp:: and it > worked, my function executeCMD is functionnal because when I try ls > it's working. Some websites said to use redir like this redir add udp:: but when I do so I obtain an error : usage: redir --lport= --cport= [options] redir --inetd --cport= Options are:- --lport= port to listen on --laddr=IP address of interface to listen on --cport= port to connect to --caddr= remote host to connect to --inetd run from inetd --debug output debugging info --timeout= set timeout to n seconds --syslog log messages to syslog --name= tag syslog messages with 'str' --connect= CONNECT string passed to proxy server --bind_addr=IP bind() outgoing IP to given addr --ftp= redirect ftp connections where type is either port, pasv, both --transproxy run in linux's transparent proxy mode --bufsize= size of the buffer --max_bandwidth= limit the bandwidth --random_wait= wait before each packet --wait_in_out= 1 wait for in, 2 out, 3 in&out Version 2.2.1. Then I thought this command should be launch on the Android device so I created this method : public String executeCMD(String cmd){ StringBuffer output = new StringBuffer(); try{ Process process = Runtime.getRuntime().exec(cmd); BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream())); int read; char[] buffer = new char; while ((read = reader.read(buffer)) > 0) output.append(buffer, 0, read); reader.close(); process.waitFor(); } catch(IOException e){ e.printStackTrace(); } catch(InterruptedException e){ e.printStackTrace(); } return output.toString(); } And when I called it like that : executeCMD("redir add udp:" + UDP_PORT + ":" + UDP_PORT) I get no output and the **UDP** server on the Android app can't communicate with the **UDP** client. So I'm a bit lost... I'll continue searching but If you can help me; go ahead. Thanks.
geauser (151 rep)
Apr 5, 2016, 04:39 PM • Last activity: Oct 14, 2023, 12:49 PM
1 votes
1 answers
1392 views
Some apps are not able to access internet when connected to Laptop's shared wifi on Ubuntu
In my office my mobile used to be connected to the office wifi. There I didn't face any internet problem, all apps work fine. But in my home my mobile is connected to my Laptop's shared wifi and Laptop is running on Kubuntu 15.10. In this case some apps like Play Store, youtube, telegram, whatsapp a...
In my office my mobile used to be connected to the office wifi. There I didn't face any internet problem, all apps work fine. But in my home my mobile is connected to my Laptop's shared wifi and Laptop is running on Kubuntu 15.10. In this case some apps like Play Store, youtube, telegram, whatsapp and all browsers, etc. work well, but some apps do not work, sometimes partially work or otherwise show the message 'No internet connection'. What's wrong with connection from my laptop to my mobile, and why are some apps working and some are not? How can I solve this?
Alok (151 rep)
Dec 19, 2015, 08:32 AM • Last activity: Mar 19, 2022, 03:03 AM
6 votes
1 answers
2536 views
How to make an unrooted phone use or detect ad-hoc Wi-Fi?
I have an unrooted Android 2.3.6 phone and I want it to connect to the ad-hoc connection made on my Ubuntu. I referred to some already existing questions here but none seem to be the solutions for unrooted phones. How do I do this?
I have an unrooted Android 2.3.6 phone and I want it to connect to the ad-hoc connection made on my Ubuntu. I referred to some already existing questions here but none seem to be the solutions for unrooted phones. How do I do this?
Nirmik (511 rep)
Oct 17, 2012, 11:17 AM • Last activity: May 22, 2021, 01:24 PM
2 votes
0 answers
282 views
Connect an Android to an Ad Hoc network?
I'm working with a homemade security system made of Raspberry Pis that are connected via an Ad Hoc network. I want to see if I could connect my Android to that network and really haven't found any recent examples. A lot of previous posts were saying that Android doesn't support ad hoc networks and I...
I'm working with a homemade security system made of Raspberry Pis that are connected via an Ad Hoc network. I want to see if I could connect my Android to that network and really haven't found any recent examples. A lot of previous posts were saying that Android doesn't support ad hoc networks and I don't know if that's still true.
Jacob P (21 rep)
Nov 19, 2020, 03:18 PM • Last activity: Nov 30, 2020, 01:35 PM
0 votes
0 answers
280 views
WiFi ad-hoc mesh network made of 10 Android smartphones
re.: WiFi ad-hoc mesh network made of 10 Android smartphones I have a number of wifi, GPS, accelerometer enabled smartphones (Android 5.) and would like to build ad-hoc mesh network. I read: https://www.bing.com/search?q=wifi+ad-hoc+mesh+network&form=QBLH&sp=-1&pq=wifi+ad-hoc+mesh+network&sc=0-24&qs...
re.: WiFi ad-hoc mesh network made of 10 Android smartphones I have a number of wifi, GPS, accelerometer enabled smartphones (Android 5.) and would like to build ad-hoc mesh network. I read: https://www.bing.com/search?q=wifi+ad-hoc+mesh+network&form=QBLH&sp=-1&pq=wifi+ad-hoc+mesh+network&sc=0-24&qs=n&sk=&cvid=0E5462D3C6E34B53BCF69993119AC7F7 https://en.wikipedia.org/wiki/Wireless_mesh_network related question: Windows adhoc mesh network https://stackoverflow.com/questions/13129382/windows-adhoc-mesh-network I plan to start from static topology, close proximity, supporting every peer can communicate with other peer node, to study redundancy, reliability and to visualize traffic in the form of the graph ( vide traffic in car navigation). I would like to study how much time and bandwidth is spent on updating routes vs. delivering data. If successful I plan to study dynamic topology, implementing GPS geolocation and visualization of the wifi nodes in Google Maps, wifi traffic supported and visualized. Once implemented I plan to add solar charger to every wifi, GPS enabled smartphone, since charging 10 smartphones in outdoor is not easy for a number of different geolocation. Ok, I am aware, ad-hoc mesh network is not hot today but what is hot, GPS-enabled smartphone can be today purchased at pocket money, making the project feasible. At the same time I would like to read about wifi ad-hoc mesh metwork projects, made of 10+ ... 100+ smartphones, since large numbers of smartphones are readily available among operators Ok, I need to test first which wifi adopter modes are supported. Building such network is my old dream, so I appreciate your suggestions and comments. My personal budget is limited but I can offer bounty since I can buy more smartphones of the same make and model ( Android 5.) to make software installation, configuration more friendly. related questions: https://android.stackexchange.com/questions/47877/ad-hoc-network-in-android https://android.stackexchange.com/questions/4418/why-cant-my-device-see-an-ad-hoc-wifi-network https://android.stackexchange.com/questions/8454/connect-android-device-as-wifi-adapter-to-a-pc-to-create-an-ad-hoc-network https://android.stackexchange.com/questions/19129/connect-android-phones-through-adhoc-wifi-network https://android.stackexchange.com/questions/16657/does-any-version-of-android-support-ad-hoc-connections
a a (1 rep)
Apr 11, 2020, 08:41 PM
-1 votes
1 answers
611 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 pro to connect. Using this proxy server connection we can access youtube and many other apps but apps...
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 pro to connect. Using this proxy server connection we can access youtube and many other apps but apps like PUBG,netflix etc don't connect to this server and we cant use these. I just want to know why is that these few apps dont connect to the proxy server while other apps do. I dont have much knowledge about network and proxy servers. Is there any we can use PUBG mobile using college proxy. I am planning to develop an android application which can allow users to play PUBG mobile using college proxy. Shall I reach out to the PUBG mobile developers , so that they can help out as why is it happening so. Please tell me what you think about this issue and is there any other way to solve this problem.
user203468 (1 rep)
Feb 2, 2020, 04:04 PM • Last activity: Feb 4, 2020, 05:39 PM
0 votes
0 answers
216 views
Offline Mesh Instant Messaging
TLDR: Is there an Android app that would allow for reliable instant messaging in areas without internet of any sort? I am looking for a free Android app that would allow several users to communicate with each other over short distances even when there may not be any internet connection available to...
TLDR: Is there an Android app that would allow for reliable instant messaging in areas without internet of any sort? I am looking for a free Android app that would allow several users to communicate with each other over short distances even when there may not be any internet connection available to them. This means that the app should be able to run in the background, connect to a mesh network of all other devices running the same app and send and receive messages reliably. Having to give the app special permissions is not a problem. (Though the previous option is preferable, if there is a way that works using a private WiFi (without it having to be connected to the internet) and a server hosted on a local machine I am also interested in it.) I know this is asking quite a lot, however, a number of apps on Google Play claim to possess all these features. I have tried some of these that work via Bluetooth and ad-hoc WiFi but I found that none of them worked reliably. These include: - FireChat: I know it used to work in the past but the current version does not - Bridgefy: only seems to support text messages in the current version and is unreliable, but it's still the best I could find - Briar: did not work well - Signal: did not work well - goTenna: likely works well but very expensive I only tested these between two devices each time, might any of these work better in practice with more users as mesh networks should in theory? Is there an app that might help I have not tried yet? Or is there a point to trying out old versions of FireChat hoping to stumble upon a working one? If so, would I be able to trust it (both the APK from a mirror and the app data security-wise)?
szentsas (101 rep)
Feb 1, 2020, 07:12 PM • Last activity: Feb 4, 2020, 12:45 AM
2 votes
2 answers
13466 views
Connect android phones through adhoc wifi network
I want to connect my android phones (two Galaxy s2 and two nexus1 phones) in adhoc mode through wifi connection. Something like peer to peer network so that I can transfer messages with mobiles in my adhoc through wi-fi connection. Does android support creating an adhoc connection?
I want to connect my android phones (two Galaxy s2 and two nexus1 phones) in adhoc mode through wifi connection. Something like peer to peer network so that I can transfer messages with mobiles in my adhoc through wi-fi connection. Does android support creating an adhoc connection?
SyncMaster (441 rep)
Feb 5, 2012, 12:59 PM • Last activity: Jul 16, 2018, 02:41 AM
5 votes
2 answers
58286 views
How to set up a network connection between Android phone and Windows PC without Internet
Is it possible to connect my Android phone (Galaxy S3) directly to my Windows (7) PC in such a way that I can make network connections to the PC from the phone, without a pre-existing WiFi network? My specific issue is that I want to be able to browse a website that is being hosted on the PC from my...
Is it possible to connect my Android phone (Galaxy S3) directly to my Windows (7) PC in such a way that I can make network connections to the PC from the phone, without a pre-existing WiFi network? My specific issue is that I want to be able to browse a website that is being hosted on the PC from my phone. It's for doing web development on the PC, and using the phone to check how it looks/behaves on mobiles. There is no WiFi access point or network available. Ideally I'd like a solution that doesn't involve the Internet at all - neither from the PC nor the phone. In my particular situation, it would also be ideal if this can be done over Bluetooth, but over USB or WiFi would suffice.
Pryo (151 rep)
Apr 13, 2015, 04:16 PM • Last activity: Dec 30, 2017, 04:40 AM
1 votes
1 answers
2692 views
How to connect to adhoc wifi on Nokia XL
Is there a way I can connect Nokia XL phone to adhoc wifi created using my laptop. I've had Nokia 900 which connected & Nokia N8 connects to the same wifi hotspot while none of Samsung (Android) devices do. How about Android powered Nokia XL? Please share your experience if you have a workaround. Th...
Is there a way I can connect Nokia XL phone to adhoc wifi created using my laptop. I've had Nokia 900 which connected & Nokia N8 connects to the same wifi hotspot while none of Samsung (Android) devices do. How about Android powered Nokia XL? Please share your experience if you have a workaround. Thanks
Abdullah Leghari (113 rep)
May 27, 2014, 03:50 PM • Last activity: Dec 28, 2017, 09:15 AM
1 votes
0 answers
1813 views
Create Ad-hoc wifi on Android (Samsung galaxy note 3)
I am creating a website using flask (python) to hold pre-downloaded episodes of anime and cartoons to take into school and host between me and my cartoon club. I want to run it on my Samsung galaxy note 3. Python is not a problem but I need to create a private, ad-hoc (I don't want all my data used...
I am creating a website using flask (python) to hold pre-downloaded episodes of anime and cartoons to take into school and host between me and my cartoon club. I want to run it on my Samsung galaxy note 3. Python is not a problem but I need to create a private, ad-hoc (I don't want all my data used up) network to run the site on and let my friends connect (also android phones, mostly). My phone is rooted, but theirs aren't. I can run a private hotspot but I don't need the whole internet, (nor the exorbitant costs). Any ways to do this?
Thomas Plans (11 rep)
Nov 21, 2017, 05:01 PM • Last activity: Nov 21, 2017, 05:07 PM
12 votes
11 answers
59203 views
How to transfer files over WiFi without a hotspot?
I'm looking for a way to transfer files between an Android phone (Samsung Galaxy S2, rooted) and any computer system I may need to interact with (this means preinstalled software on the computer, besides a regular web browser, is not an option) **without** connecting to an actual WiFi hotspot. Essen...
I'm looking for a way to transfer files between an Android phone (Samsung Galaxy S2, rooted) and any computer system I may need to interact with (this means preinstalled software on the computer, besides a regular web browser, is not an option) **without** connecting to an actual WiFi hotspot. Essentially I'm looking for something that works the same was as WiFi direct (allows two phones to transfer files over WiFi) but that would be compatible with any computer with WiFi. So far I have tried creating an ad-hoc connection from the phone (as I can't take the computer being ad-hoc-creating-able for granted) using Android WiFi Tether and connecting the computer to the device, testing the different modes it offers (WEXT, Netd & Softap). I have tried to connect to and from the computer over LAN, FTP and SMB without any success. I feel like I'm missing some small step over here. I've looked through multiple other posts, but I couldn't find any that would show a way to do this **without** actually connecting to an already available wifi network.
Etheryte (123 rep)
Jul 15, 2012, 11:50 PM • Last activity: Jun 26, 2017, 04:21 AM
5 votes
2 answers
18418 views
How can I install wpa_cli on my rooted device?
I rooted my device, then I go to adb shell and type su to enter wpa_cli. I was surprised that wpa_cli: not found appeared, although I get information when I type wpa_supplicant. I know that wpa_cli is from same library wpa_supplicant .
I rooted my device, then I go to adb shell and type su to enter wpa_cli. I was surprised that wpa_cli: not found appeared, although I get information when I type wpa_supplicant. I know that wpa_cli is from same library wpa_supplicant .
H.H (347 rep)
Mar 6, 2013, 05:18 PM • Last activity: May 1, 2017, 02:50 AM
2 votes
4 answers
42797 views
Could not enable mobile hotspot function on HTC One X
I am using HTC One X and I was trying to enable mobile hotspot function, so I could enjoy internet from my PC adhoc wireless network but it says : There is a temporary network problem that prevents the enablement of the Mobile Hotspot function. Please retry later.
I am using HTC One X and I was trying to enable mobile hotspot function, so I could enjoy internet from my PC adhoc wireless network but it says : There is a temporary network problem that prevents the enablement of the Mobile Hotspot function. Please retry later.
hsuk (597 rep)
Jan 15, 2013, 04:41 AM • Last activity: Apr 13, 2017, 04:53 PM
1 votes
0 answers
54 views
consuemd power for Android phones in adhoc mode
I want to know the following information: 1-The consumed power by the smartphone when send/receive beacons when connecting with other device in adhoc mode. 2-Is the consumed power is the same for all kind of smartphones? I tried to search for the required information, but I didn't find a clear answe...
I want to know the following information: 1-The consumed power by the smartphone when send/receive beacons when connecting with other device in adhoc mode. 2-Is the consumed power is the same for all kind of smartphones? I tried to search for the required information, but I didn't find a clear answer, I found some general information such as the consumed power when wifi is on. Thanks in advance,
H.H (347 rep)
Feb 7, 2017, 09:57 AM
1 votes
0 answers
2674 views
How to use Screen Mirroring. What network protocol does Screen Mirroring use?
I have a Samsung Galaxy SIII (GT-I9300) which supports Screen Mirroring. I would like to use this feature to share my screen with a Samsung Galaxy S Plus (GT-I9001) running Android Gingerbread or with a Windows 7 or Vista computer or Sony Bravia TV. However, when I try to activate the feature on the...
I have a Samsung Galaxy SIII (GT-I9300) which supports Screen Mirroring. I would like to use this feature to share my screen with a Samsung Galaxy S Plus (GT-I9001) running Android Gingerbread or with a Windows 7 or Vista computer or Sony Bravia TV. However, when I try to activate the feature on the SIII by clicking Settings -> Connections -> Screen Mirroring I get a message that says "Available Devices Scanning... No devices found". Does Screen Mirroring need to be available (and enabled) on both devices, or on just one device? Do I need to have any special software for it to work? How do I get this feature to work? Thanks.
John Sonderson (1029 rep)
Dec 2, 2014, 02:34 PM • Last activity: Jun 20, 2016, 12:40 PM
10 votes
2 answers
40511 views
Why can't my device see an ad-hoc WiFi network?
I am trying to connect my Galaxy Tab to the Internet through an ad-hoc network made via my PC. The PC ad-hoc settings are fine because I can use it from my iPhone and other devices.
I am trying to connect my Galaxy Tab to the Internet through an ad-hoc network made via my PC. The PC ad-hoc settings are fine because I can use it from my iPhone and other devices.
user1916
Jan 5, 2011, 12:26 PM • Last activity: May 18, 2016, 03:46 PM
6 votes
1 answers
14753 views
How can I establish an AD-HOC Wi-Fi connection on my tablet?
I'm not an expert in this kind of subject. I'm reading that I need to root my tablet. What does root mean? *All the instructions are really difficult.* How can I make this AD-HOC Wi-Fi connection in my Sony S tablet? I'm running Android 4.0
I'm not an expert in this kind of subject. I'm reading that I need to root my tablet. What does root mean? *All the instructions are really difficult.* How can I make this AD-HOC Wi-Fi connection in my Sony S tablet? I'm running Android 4.0
Renato (61 rep)
Aug 2, 2012, 08:42 PM • Last activity: Feb 17, 2016, 09:01 PM
1 votes
0 answers
56 views
Home Automation Apps for Android - what is important to consider?
I want to start using my Android phone for home automation. As a starting point, I want set a lamp to turn-on shortly after my alarm-clock goes off. Having heard that there are outlets that can be controlled from your phone, I stumbled across this [page][1] which lists a bunch of them and now I am o...
I want to start using my Android phone for home automation. As a starting point, I want set a lamp to turn-on shortly after my alarm-clock goes off. Having heard that there are outlets that can be controlled from your phone, I stumbled across this page which lists a bunch of them and now I am overwhelmed by the multitude of options. From this question , I see that there is also a multitude of software options. I looked a little more closely at Belkin's WeMo which seemed a good harmony of cheap and functional but was discouraged when I noticed that there are so many negative reviews. There seem to be a number of independent apps for controlling WeMo and most have better reviews than the official one. My question is this: what should I consider when choosing an app for home automation? Obviously, its important that the app can successfully interact with the hardware and its nice when apps don't mine your data but I am not at all clear on other considerations that are important for choosing one. I am pretty new to Android (and smart phones in general) so general-purpose considerations are welcome but I am primarily interested in home-automation specific considerations. Any feedback on hardware is also appreciated - I am thinking of getting a WeMo outlet or a cheap Chinese knock-off; as long as it will let me control an outlet remotely as well as based on the time of day. My phone is a Samsung Galaxy S6 running Android 5.1.1
Slavatron (111 rep)
Jan 4, 2016, 05:29 AM
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