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Questions tagged [networking]

Generic network issues. Before using this tag, check if there's a closer fit (see tag wiki).

0
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0answers
23 views

How do I map requests for wlan0 to eth0 as root?

I am trying to reverse engineer an application and I need to resolve a soft-reset loop. I am using Android-x86 for Android 2.2 (Froyo) in Virtual Box because the app is intended for Android 2.2. The ...
1
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0answers
30 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 ...
0
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0answers
22 views

Share printer connected to an android phone over the network

I have a printer that has no wireless printing capabilities and I want to use an old phone to give it those capabilities. Something like sharing a printer on the whole network on windows just by ...
0
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0answers
52 views

How to connect(ssh) the Android over 3G/4G public IP?

I am having an Android I want to connect in via 3G/4G and I am getting connection refused. Any ideas how to do that? Thanks
1
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2answers
66 views

View network traffic requested by app

There are lots of discussion on how to see which app is requesting network connection. I have tried the following apps tcapturepacket wifi monitor connection tracker However, none of them was useful....
0
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0answers
20 views

Android JuiceSSH endless prompt to enter Interactive Aunthentication password

I am new to network stuff. Normally I connect to the internet provided by the student dormitory using the login client that they provide. But it is inconvenient as I always have to switch on my ...
0
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0answers
16 views

Accessing the host loopback from AVD

We have a continuous integration server as shown in the image and have build agents which are connected to a Android virtual device hosted in the emulator host. The port of each corresponding ...
0
votes
0answers
24 views

Enable IPSec on Android configuration

My goal: I need to enable IPSec on Android. So My Question here is: I want to know what is the difference between configuring IPSec on Linux vs configuring IPSec on Android, if any? (If possible, I ...
0
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0answers
52 views

Enable IPSec on Android

My goal: I need to enable IPSec on Android. I want to know how to configure ipsec-tools/racoon properly on android. So My Question here is: I want to know what is the difference between configuring ...
1
vote
1answer
71 views

How to spawn “sign-in to network” page for a captive portal?

How do I execute captive portal? On a Z828 from ZTE, Android version 5.1.1, I'm trying to get something like: While Starbucks generally works for me, all too often, other networks, when using public ...
1
vote
0answers
76 views

Android wifi (oreo) dropping. Because of pihole?

First of all, my apologies if I'm posting in the wrong forum. I'm a bit lost in the SE galaxy. But since my issue is quite complex and specific, I feel this is the best place. Let me know if I'm wrong....
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0answers
120 views

Android IPv6 implementation

Can somebody please answer me if Android pie does supports the following: DHCPv6 IPv6 address assignment stateful IPv6 address assignment stateless Stateless: RDNSS(getting DNS server address from ...
0
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0answers
19 views

installing middle relay node on android

I looked for many solution to use phone connection from other devices. All solutions relay all the traffic which is unwanted and heavy, as a web developer I thought of using proxy app on desktop which ...
0
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0answers
59 views

How to ensure that the device is always connected to our own hotspot accesspoint instead of any other network?

I'm trying to connect to a hotspot on another device. But the problem is, the device immediately switches back to another network with internet connection. I want to prevent this behavior, and ensure ...
1
vote
1answer
112 views

Wifi status 'Connected, no internet'. Can access all internet resources I've tested

Related question I've put a new router into the office to run our 'guest' wireless network. It's a FRITZ!box 3490. Android devices connected via both 2.4 and 5G are showing as 'connected, no ...
-1
votes
1answer
42 views

A way of doing secure data exchange in Android?

To my knowledge, all current Android apps with internet permission enabled are prone to apps stealing data. For example, if you have a messaging app, all your messages are readable by the company ...
2
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0answers
34 views

How can I troubleshoot a very slow initial connection when web browsing on WiFi?

This has been bugging me for quite some time. When connected to my home WiFi, web connections take a long time to initially establish (like ~10 seconds+) on two separate Android phones (OnePlus 3, ...
1
vote
1answer
42 views

Android still uses old ip when resolving hostname

I have a weird problem here. I use ftp to exchange files between my smartphone (Xperia Z5 compact) and my pc. A while back the pc had a static ip address but now it's assigned one via dhcp. When I ...
0
votes
1answer
42 views

Toast message: Failed to init Google DNS, switch to host IP method

Recently, after unlocking my phone screen (Samsung J7 Pro - J730, stock ROM, Android 7 Nougat), I usually receive a toast notification saying: "Failed to init Google DNS, switch to host IP method". I ...
0
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0answers
117 views

Debug android apk network

I am looking for android app network info from 3 months, but fail to debug any third party app. I try many apps as suggest on stackexchange (e.g: OS exchange, network monitor apps) but they only ...
0
votes
0answers
249 views

Play Store on Oreo cant download apps when VPN turned on

We have an issue where Android Oreo (v8.0) cannot download apps from the Play store when a VPN is turned on. This also happens to affect the Airwatch MDM agent in the same way as well. Devices - ...
0
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0answers
37 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.
1
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0answers
20 views

Unable to connect to Raspberry Pi3 by hostname from Android VNC Viewer [duplicate]

I installed VNC Viewer on my Ubuntu from here. Then, I could connect to my Raspberry PI by both hostname and IP address. However, I can't do the same from my Samsung Note 8 I can't connect by hostname ...
0
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0answers
518 views

How can I Disable Background Data Usage for 'Android OS'?

I recently rooted my phone so that I could use AFWALL+ to disable Background & Foreground Data Usage for everything except the Browser, and it is working fine for all apps except for a package ...
2
votes
1answer
205 views

ping <ip> fails, but ping -I eth5 <ip> works in Android shell

I am trying to enable Ethernet on my Android-7.1.2. Now, it can acquire ip address from DHCP server. ifconfig shows that the Ethernet port can receive lots of packets, but just sends a few out, as ...
1
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0answers
35 views

How can I continuously measure mobile network coverage on a particular journey?

Every day I spend almost 2 hours on a train to my job and back. My current cellular provider gives me a terrible service most of the time within the train. I'd like to buy/borrow SIM cards of all ...
1
vote
0answers
24 views

How to add a Brother printer manually?

I switched printers (from Samsung to Brother), both are WiFi enabled and connected to a network 10.0.0.0/24. My Android phone (Samsung 9+) is on another network within the same LAN (10.1.0.0/24). It ...
1
vote
0answers
1k views

Setting static ip for Android hotspot

I'm connecting to my Android's hotspot. I see that the IP is 192.168.43.0/24, so any ip in 192.168.43.X would be reserved for Android's DHCP server. But I need the machine that connects to Android's ...
0
votes
0answers
38 views

How to access the smart TV storage on LAN?

I have Micromax Canvas Smart TV whose basic specifications are Android KitKat, 32" HD Screen RAM-1GB, Internal Memory-4GB (for users about 2GB) No. of USB Port-2, No. of HDMI Port-2, SD Card Slot-1, ...
0
votes
0answers
40 views

How to list an app's internet connections and connected IPs?

I'm currently living in a country in which YouTube website is banned and you'll need a VPN or a proxy to be able to access the YouTube website and videos using a web browser, but surprisingly, I've ...
1
vote
0answers
220 views

How to make network calls on Android with an app in the background [closed]

I am building a react-native app that launches a series of network requests (both UDP, HTTP) when it receives a special kind of notification, or based on a delayed execution. However it turns out ...
0
votes
1answer
25 views

Setting Dynamic IP Address from command line

I am working with android, I have connected a ethernet cable to ethernet port of my hardware. I am not getting any network. I am using Android O. In linux I can use dhclient eth0 (for getting IP ...
0
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0answers
26 views

What is the default values of “ip_conntrack_max” and “nf_conntrack_tcp_timeout_established” on android?

Also, does these value also affect the hotspot function on Android phones?
0
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0answers
32 views

The effect of excluding the routes of DNS servers used by OpenVPN in Android

My question is: What will happen when I exclude the routes of DNS servers from config file used by an OpenVPN connection in Android? Will there be any difference between the connections which I don't ...
0
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0answers
37 views

where does free proxy sit and what can it actually see when used for 4g android phone?

The ip address of my android mobile with 4g simcard (with out proxy) shows some thing like 10.xx and so on. when I setup a manual proxy, where does it exactly sit in the network of internet? "Will it ...
1
vote
0answers
16 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, ...
2
votes
1answer
763 views

Disable NAT on tethering (Bridge mode)

I've looked around but found nothing on this subject. I have an Android phone with a public IP given by sprint. Tethering on the android uses NAT, so if I want to access any of the devices behind the ...
2
votes
1answer
75 views

Android DHCP Port Redirection

I am working on a MirrorLink implementation for the Google Pixel (Android 8.1.0). I must implement a DHCP server; however, Android applications cannot listen on reserved ports. The Android ...
0
votes
2answers
8k views

Brand new Moto G6 won't send or receive SMS

My brand new out of the box Moto G6 won't send or receive SMS. I'm using the official SMS app which has SMS permissions (triple checked this) and is the default SMS app. I tried everything: cleaning ...
-1
votes
1answer
43 views

Is there a limit to how many WiFi networks can be stored?

When you go to a new place and connect to a wifi android "remembers" it and connects automatically next time. Is there a limit to how many networks can be stored? I understand it is probably not ...
3
votes
0answers
154 views

Wifi authentication error occured

So I've been having this issue for the last month+ and I have yet to find an answer. I have a Samsung Galaxy S6 running Android 7.0 My home wifi was working fine until one day, seemingly out of the ...
1
vote
0answers
153 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. ...
0
votes
1answer
95 views

Check built-in PPTP VPN stats

Is there any way to check VPN stats for stock PPTP VPN applet? Maybe some stat-file or GUI-way? If not, can we utilize Tasker for that? I particularly interested in uptime indicator, i.e. was my VPN ...
1
vote
0answers
46 views

Strange wifi issue

Something strange happened today with my Asus Zenfone Go. I was configuring the device as new after a remote erase (I erased it with find my device). Before asking for my Gmail account it was asking ...
0
votes
0answers
80 views

Is it possible to add exceptions to Open VPN on android?

Is there a way to add an IP exception to the Open VPN app or the .ovpn file that I'm using? I want to use the VPN for all traffic except for one address on the local network. The situation is a React ...
0
votes
0answers
168 views

accessing shared windows 7 folder from Android suddenly stopped

It used to work and 1 fine day - I kept getting host is not reachable when I tried to access shared windows folder in same WLAN via Android file explorer utilities ( tried X-plorer and ES file ...
0
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0answers
45 views

Keep Having to Reconnect WiFi (Only on my phone only on my home WiFi)

I recently bought Essential Phone PH-1 and I am experiencing a weird issue on my home wifi. I keep losing internet 3-10 times per evening. Then I turn off wifi, turn it back on, and it's working well ...
1
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0answers
24 views

Is there a way to load a dex file by an Android app from outside of its own package?

E.g., remotely downloading and executing a dex file by an Android app.
1
vote
1answer
5k views

Connect android emulator to lan

I try, to connect my android emulator (from sdk) to the lan via a network bridge and a tap interface and with the -qemu option. I need it to use multicast addresse in native library code for ...
1
vote
1answer
689 views

How to use -net-tap with android sdk emulator?

I am trying to create a bridge between android emulator (from android sdk) and host system using -net-tap. Is there any working manual for that case? I have tried to launch emulator with -net-tap tap0 ...