Questions tagged [networking]

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

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23 views

How to modify CSC file of samsung sm-j500fn?

My phone origin is the UK and I am in Sri Lanka now. My phone modemst1, modemst2 were reset and also I forgot to backup. dd if=/dev/zero of=/dev/block/bootdevice/by-name/modemst1 dd if=/dev/zero of=/...
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Missing HSPA/LTE bands on Xperia Z3 Compact D5803?

With the recent official Lineage build for Z3C, I imported a cheap 5803 from Hong Kong to play around with. Installed Lineage, and noticed I was only getting an Edge connection on T-Mobile. Re-...
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1answer
164 views

Android Manifest File weird location Tags

I've started to read about the AndroidManifest.xml file and the network_security_config.xml. So if I want to include the network_security_config.xml then I use this: android:networkSecurityConfig="@...
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Android phones connect to TPLink TL-WR940N will not be able to use some applications

I'm connecting to a TL-WR940N router using wifi. I am able access to all website and facebook, telegram, spotify, netflix application for android, but i can't use Gmail apication, Google translate ...
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35 views

How to block all trafic outside home network and VPN by patching Android code?

I would like to patch LineageOS on my phone so it opens Wireguard tunnel through the 4G network to the home network routes all traffic from Android applications through a Wireguard tunnel or through ...
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22 views

Android Phone causing Wifi Outage

I have setup one of my phone as the WAN for my home network(Alcatel A7) using usb tethering.the router is a Miktorik and the users can browse. My Issue when i connect to the wifi with my other phone(...
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1answer
100 views

Connected to wifi, but no internet access

first question here. I was using wifi normally on my phone. Then I turned it off and after some time turned it back again. Since then I can not access the internet. It's showing Connected(no internet ...
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1answer
68 views

How to bring Android device and desktop PC to same network?

I have an unrooted Android device and a desktop PC running Ubuntu 18.04 with no built-in WiFi. I want to bring both the devices to the same network. I tried USB tethering from Android to desktop PC. ...
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28 views

Why would my IKE SA be deleted and not Rekeying?

I'm having some trouble with my VPN connection. First off, I'm on a Nokia 3.1 running Android 9 and using strongswan for a IKEv2/EAP connection. I've searched the strongswan site front and back and ...
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1answer
679 views

How to send all internet traffic to a SOCKS5 proxy server in local network?

I got the inspiration here. It looks like AFWall+ is able to create a NAT forwarding policy to keep all traffic going through a SOCKS5 proxy and fool Google apps into thinking they are not connected ...
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1answer
84 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 ...
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1answer
67 views

Accessing local computer using hostname

From my tablet running Android 9 I would like to access a web site on my local server using its hostname (server). This works fine from my laptop computer running Debian 10. However, on my tablet I ...
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1answer
206 views

Is dhcpcd used in newer Android versions? How to configure new DHCP client?

Basically, there's a file /etc/dhcpcd/dhcpcd.conf . Is this file or dhcpcd used at all? My phone runs Android 7.1.2 and I wanted to change the default hostname using the hostname somename line in this ...
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21 views

Cant check WiFi Data usage from billing cycle

It shows me my wifi data usage from 29 december. I want it from 19 Jan.. It's really annoying and I Need to check my wifi usage asap/ so I just go to settings, connections, data usage, wifi data usage,...
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How can I view traffic from a Android or iOS device to a IoT device?

I need to troubleshoot/debug some data being sent from an Android and/or iPhone to an IoT device using 802.11n w/WPA2. I've proxied traffic from a mobile phone to a web server exposed to the public ...
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44 views

Wifi router disappearing after disconnecting rom VPN In Android

Every time I use a VPN and disconnect from it my Wi-Fi router disappears from the Wi-Fi network list. This happens on my Android Pie phone and tablet. I can see all other routers but not the router ...
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1answer
761 views

DNS queries are cached permanently, how to reliably clear DNS cache on Android 7+?

Is there a reliable, reproducible way to clear DNS cache on Android Nougat 7.0? I know there is at least one other question like this but that one was from 8 years ago and I hope I can ask again and ...
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190 views

Connect Android device to Wifi for internet and ethernet simultaneously

I have a Samsung tablet where I want to use wifi for internet connection and ethernet to communicate to other network devices connected to it such as Field Bus Coupler etc simultaneously. Right now ...
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41 views

What is going on with my Android after I did factory reset

Is that normal to have a saved network after doing a hard reset on Android?? Or that Roku direct thing?? I did a hard factory reset on my android and I fiddled around with the settings in there . Not ...
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1answer
115 views

Why I am getting a strange DNS server in my dhcp client android phone?

Sorry for bad english. I have a DHCP server router with IP 192.168.0.254 Everything goes well, but my phone and my tablet gets a very strange DNS 1 server: 80980492081 Here is a screenshot: This is ...
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37 views

keep needing to reset wifi

The network at my office works when I first connect to it, but every few minutes it becomes very slow. When this happens, I need to quickly turn the Wifi off and on, then it gets fast again. As you ...
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40 views

Adroid phone refuse to connect via WAN interface while all other devices on the LAN or WiFi can connect to internet

In short, my phone cannot connect to the internet via 2 WiFi access points in my house. 4G mobile data works fine. Connecting to other WiFi and hot-spots away from my own WAN works fine. All other ...
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2answers
138 views

How to port forward minecraft PE Server on android

I have set up a minecraft bedrock edition server on my android phone by setting up nukkit in an ubuntu for ARM being emulated in termux terminal emulator for android and it runs pretty well and I can ...
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43 views

Android Galaxy S9 can't connect to Debian Wi-Fi hotspot if it's secured

I try to connect to a Wi-Fi password-secured hotspot using an Android Galaxy S9 device. My Android smartphone says incorrect password. The hotspot kernel logs output says iwlwifi 0000:00:14.3: ...
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23 views

How can an app work as a system-wide proxy on Android? [duplicate]

There is an app called Postern on the Play Store which works as a global proxy for SSH clients. It enables all data to route through the SSH port. How can an app work as a system-wide proxy on ...
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36 views

Philips Android TV 43PFL5604/F7, Android 8.0 - mounting network drive

Is it possible to "automount" a network drive on Android TV at startup, like you can in Linux? Mounting via a file explorer works, but I'd like for the mount to be available to other apps (...
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68 views

Connect multiple Phone's hotspot to one PC

I am trying to connect 2 phones to a PC wireless. The issue is that when I use a router connected to a PC and to the phones using wifi, it will prevent the phones from going to internet with mobile ...
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181 views

Network setup running Android x86 in a VirtualBox VM

I've successfully booted Android x86 8.1 R2 in a VirtualBox VM running on a Windows 10 host. I can now boot into Android, however since I'm running in a virtual machine, there is no WiFi hardware, and ...
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1answer
157 views

Apps don't work with IPv6 enabled in router

So I've been having this issue for a while now where apps work fine over mobile data won't work when mobile is connected to otherwise perfectly working WiFi. Some such apps are- Discord (keeps on ...
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1answer
223 views

Wi-Fi hotspot with access of device storage

Is it possible to create Wi-Fi hotspot on Android phone with access of device storage through that network? I'm able to create hotspot OR share storage through network, but is it possible to do it ...
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36 views

What are few ways to hack my android (redmi/Oneplus and Galaxy) phones to disrupt connections?

I want to non-intrusively disrupt connections to gaming websites by installing a cron/scheduler script on these devices so it erratically disconnects the connections. I am new to android world and ...
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1answer
1k views

How to ping a local network host by hostname?

I recently wiped my phone and now I am unable to ping a machine by the hostname. Pinging by IP works. I have a machine, let's say it is called NAS. From my Router and PC, ping NAS finds the machine. ...
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106 views

Changing Mac Address on Mi A1 running LineageOS - where to look to fix problem?

I have a rooted Mi A1, and upgraded to the latest LineageOS daily build (Pie). Most things work OK, however I can no longer change the MAC address of my device (which worked on stock). I'm trying to ...
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2answers
57 views

Android file transfer without USB cable, pulling out the microSD card, or using 3rd party apps

My android phone's charging port died, so I am looking for a semi-convenient way to transfer files without using any 3rd party apps. Is it possible? I already have an SMB share configured on my NAS, ...
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169 views

How can i use orbot(tor) with adblocker same time without root?

I want to get more internet privacy on my android phone. Im using tor to protect my traffic from MITM attacks by ISP,Goverment... But Orbot have no adblocking feature. Advertisers are tracking our ...
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12 views

How to make two android devices share data using ethernet cable and a switch

I wish to know how two android devices can share data using ethernet. I know how this is done using wifi direct. Can someone kindly provide me with a little example how to go on with this
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1answer
130 views

How to make Termius look for hostnames on the local network first?

I have four devices: Windows 10 PC Android Phone (v6.0.1) Internet Router "servername" (Raspberry Pi 4) All are connected locally using Wifi (not that it should matter) using the simplest possible ...
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443 views

How to get IP address from DHCP running on WiFi AP using adb shell?

I am connecting to my WiFi network from adb shell using the following command: iw dev wlan1 connect -w WiFi-AP There is a DHCP server running on the AP as well, but whenever I try to get IP address ...
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409 views

Lock (select) LTE bands in Android Pie 9

I'm trying to lock my phone into a specific band and based on my research i either need to A) not have Android Pie 9, or B) root my phone. I've seen several ways of doing this that worked in the past ...
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1answer
211 views

Using wlan1 instead of wlan0 in Android Nexus 6

I am trying to use a WiFi dongle with Android Nexus 6 with custom ROM and kernel. I have installed drivers of USB WiFi dongle on Android phone that appears at wlan1 network interface in adb shell. ...
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0answers
34 views

incorrectly receiving DNS settings from AP when connecting to public wifi

I had to fly recently. The flight had in-flight entertainment through gogoinflight, but I couldn't access it on my phone while everyone around me could. I thought the problem was with the router but ...
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34 views

android 7 not accepting ARP response from win 10 wifi connection

the setup is android 7 connected to win 10 laptop via wifi. Trying to ping win 10 from android fails -it just hangs From wire shark I can see android has sent a ARP request and win 10 has responded. ...
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1answer
168 views

How to find local IP when connected to VPN?

I have connected an android device to a VPN using the native Android VPN client feature. I need to know the IP the device has been assigned on the VPN subnet, but I can't find it on any Android menu ...
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1answer
912 views

How to SSH into Android which is a hotspot?

I am using Wi-Fi hotspot on Android. Can I SSH into it from my laptop which is connected to hotspot? How would I do this?
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2answers
72 views

Cannot communicate on LAN when WIFI doesnt have internet

This is pertaining to a smart phone with data. My phone is connected to my WIFI which lacks internet currently. It is also connected to the cell network and using it for data. When I ifconfig it ...
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44 views

Android firewall? Blackhole? One IP unreachable

I have a device, an ESP8266-like, connecting my automower to my wan. If I hardcode the address to 192.168.1.48, it is accessible from my phone and my laptop, among others I guess. If I hardcode the ...
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1answer
2k views

How to change the default hotspot DHCP IP address range on Android?

As the title says I look for a way to permanently change the default IP address range form 192.168.43.xxx to 192.168.1.xxx. Reason: On my router some of my devices get a static IP trough DHCP, in the ...
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153 views

Static IP ethernet connection on Android_x86?

I am requiring to install android onto a PC and so I am using android_x86. I cannot use wifi for this application and instead require a static IP via ethernet. Could anyone assist me in achieving this?...
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1answer
170 views

how can i get the http sends requests from chrome just like from the network tab?

just like that . pls do not mention network monitoring tools like wireshark
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43 views

Local website unreachable from Android phone

I have a local media player running on a raspberry pi that that provides a web interface via WiFi. This interface is sometimes unreachable (via hostname or IP) from my Android phone while it is still ...

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