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

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0
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1answer
2k views

How do I mount an NFS share on an CM 12?

I'd like to mount an NFS share on my Android cell phone, with perhaps a mount-unmount button on the home screen. Any ideas of how to accomplish this? My /system/lib/modules is empty. It doesn't have ...
94
votes
6answers
129k views

How to set up reverse tethering over USB?

My HTC G2 phone is rooted and running Cyanogenmod 7 I don't have a data plan. Sometimes I want to connect the phone to the Internet when there isn't Wi-Fi, to update Market apps, backup SMS messages ...
22
votes
5answers
2k views

In Android 6, how to deny an app permission to access the network?

In Android 6, the user has (finally!) the possibility of approving or denying specific permissions to an app. However, I couldn't find a way to approve or deny network access, either via Wi-Fi or ...
3
votes
0answers
17 views

Site timeout for Android device on LAN, but ok on mobile network

My two Android devices (LG G3 on KitKat; Nexus 7 with custom JB rom) cannot access 4 of my 5 Wordpress sites over my WLAN, but have no problem via my mobile network. The other devices on the WLAN ...
0
votes
0answers
78 views

LG Leon H320 error “The network is unavailable!”

My LG Leon is running Android 5.0.1 and shows every 30 min to 1 hr the above mentioned error without any particular reason. I'm just browsing the internet or running some app, and then suddenly a ...
61
votes
5answers
326k views

How can I see what IP address my android phone has?

I would like to know what IP-address my Android phone has. E.g. if I use my phone over WiFi, how can I get the local IP-address that is assigned to my phone?
0
votes
0answers
27 views

How to monitor the incoming network traffic on android?

I have an android device which is connected to the internet using mobile data (not wifi). How can I monitor 'pings' or 'hits' by some other device on my android phone? I have a friend somewhere, and ...
3
votes
0answers
40 views

Where are Ethernet Settings stored?

There is a good post about where Android Settings are stored. The following screenshot shows where Wi-Fi settings are stored. Where are Ethernet Settings stored?
0
votes
0answers
12 views

Troubleshot Android TV at local network

I have Android TV (BenQ RP790) in my local network. It is pingable from the Android device but I can not cast on it. How to troubleshoot issues?
2
votes
2answers
1k views

Connecting Samsung Galaxy Note 8 to a hardwired Ethernet

Has anyone been able to connect the Galaxy Note 8 to a hardwired Ethernet network? If so, what adapter was used? There are times that I cannot use the Wi-Fi and need to connect using a wired ...
2
votes
1answer
214 views

How to kill dhcpcd?

The following command works perfectly to start DHCP: # dhcpcd -p eth0 DHCP cannot be stopped once it is started. The following command does not work: # dhcpcd -k eth0 It returns the following: ...
1
vote
1answer
39 views

Is there a shell command to open Ethernet settings?

To open the Wi-Fi settings, one can use the following command: # am start -n com.android.settings/.Settings\$AdvancedWifiSettingsActivity Is there a similar command to open the Ethernet settings ...
0
votes
0answers
26 views

Note 5 reading only one SIM card

My Samsung Galaxy Note 5 was working fine until one day when I used a new SIM card for one mobile network instead of the one I lost. That SIM wasn't recognized by the phone and it was showing ...
0
votes
1answer
32 views

How can I block incoming connections?

I've been looking for a firewall app for Android for a couple hours now and all I could find is apps that only let me block outgoing connections (for specific apps). Is there any way to set which ...
1
vote
0answers
495 views

Does the API expose the ability to use multiple network interfaces simultaneously?

I'd like to know if it's possible for an Android application to transfer data via WiFi and mobile simultaneously, or any other network interface such as USB or Bluetooth tethering, without requiring ...
0
votes
1answer
5k 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? ...
0
votes
0answers
61 views

USB Ethernet on Galaxy S6 without root

On a stock Verizon Galaxy S6 running 6.01, I'm able to connect two different USB Ethernet devices by way of a USB OTG adapter cable. One is a generic USB hub/Ethernet combo. The other is an Apple ...
1
vote
1answer
2k views

Why NFS mounting works with XBMC/Kodi on stock Android?

I have tried to mount NFS shares on my recently rooted Nexus 5 (Mahdi), and found that the CIFS manager app doesn't work, although it claims that I need a rooted device. I also noticed that XBMC/Kodi ...
1
vote
1answer
2k views

Android ADB unable connect with IP address

I have successfully installed Android OS in Oracle virtual box, but I have one problem: I cannot connect to ADB in the Android OS virtual box. In my Network settings in virtual box: When I select ...
1
vote
0answers
34 views

How to enable/disable DHCP of eth0

"ifconfig eth0 dhcp start" or "ifconfig eth0 dhcp drop" does not seem to work for Android. Is there a way to enable/disable DHCP for eth0 via shell commands?
4
votes
1answer
4k views

3g network connection Problem while using data

For last two months or so, the situation in my two years old international HTC One X is that the data is not connecting when it is on 3g network but it is working absolutely fine with 2g network. when ...
0
votes
0answers
17 views

How to sync 2 folders using NFC between two Android devices running slightly different Android OS versions

I have a Sony Xperia Z3 running lollipop and another jiayu s3 running Android 4.4. Both of them have NFC. I want to sync a folder in internal storage from one phone with another using Android NFC ...
1
vote
3answers
4k views

Is it possible to set DNS for mobile network

I live in Canada and use an unblocking service to access US Netflix content, Pandora and Hulu. I would like to be able to use this service while not on my WiFi is there a way to set the DNS server to ...
1
vote
2answers
53 views

Does “ifconfig wlan0 dhcp status” work for Android?

I cannot get any response from an Android device (Android 4.2) to command "ifconfig wlan0 dhcp status" Command "ifconfig wlan0" returns the following: wlan0: ip 192.168.0.14 mask 255.255.254.0 flags ...
3
votes
0answers
33 views

How does changing IP and mask by ifconfig work?

I am sorry for this rudimentary question, but I cannot find a good answer. Here is the effort to change IP and mask: # ifconfig eth0 eth0: ip 192.168.0.133 mask 0.0.0.0 flags [up broadcast running ...
0
votes
0answers
17 views

Use Ethernet to connect to Karbonn Titanium S1 Plus when there is no USB Ethernet option

I don't have USB Ethernet option in my Karbonn Titanium S1 Plus mobile (Specifications here). So can I use Ethernet to connect to my Karbonn Titanium S1 Plus mobile?
1
vote
1answer
161 views

6.0.1 fails to send MMS over PIA Always-On VPN when using 4G LTE

Yesterday, I set up a PIA VPN. I've configured it to use IPv4 over T-Mobile 4G LTE. I'm unable to send or receive MMS while connected to the VPN -- they can be sent/received as normal when the VPN ...
1
vote
1answer
48 views

Is there a way to prevent background application updating on both wi-fi and Mobile Data?

For mobile there is an option to prevent it but I would like to block the updates and background data on Wifi also because I am connected to a Hotspot that uses Mobile Data from another mobile phone.
24
votes
4answers
14k views

Does Android have support for IPv6?

I wonder if Android has support for IPv6? I have heard that the phone company I use has support for IPv6 and I have a IPv6 address if I visit http://ipv6.whatismyipv6.net.ipv4.sixxs.org/. But I can ...
0
votes
0answers
10 views

Galaxy s3 tablet periodically disconnected from Panasonic hc-x929 wifi network

Question: How can I prevent a periodic wifi disconnection from my android galaxy s tablet to my Panasonic hc-x920 video camera? Background: I have a Panasonic hc-x920 video camera which has wifi ...
0
votes
0answers
11k views

Cannot open webpages in browsers under Bluestacks

I installed Bluestacks mostly because I wanted to take the advantage of the Android browsers. I installed UC browser, and although it launches correctly, it could not connect to any websites. Any ...
1
vote
0answers
58 views

What is an easy method to test whether UDP traffic is blocked?

What is an easy method for an Android device to tell whether a data connection (either WiFi or mobile data alone) has UDP traffic blocked? Many corporate and public access points restrict UDP access, ...
1
vote
1answer
59 views

Forward tethered device?

Alright, so I have a raspberry pi (192.168.42.53 on rndis0) that is tethered to an android tablet to access the internet. The tablet is connected to my home LAN via WiFi (on wlan0). How do I forward ...
0
votes
3answers
15k views

How to connect an external hard-drive to a tablet

Is there a cable which connects my (normal/usual) external hard drive (which I use with my PC) to my Samsung Galaxy Tab S with a Lollipop Android operating system? If so, should it have an external ...
1
vote
1answer
121 views

ARP-Scan / aNmap alternatives on Android?

Are there alternatives for these utilities on Android that can be invoked using shell commands? I need to fetch a list of connected hotspot devices, the only method I have is to flush the ARP cache ...
-1
votes
1answer
168 views

Root without usb?

I searched for something similar to this question already but I'm wondering if it's possible to root an android device without the usb connection. The port itself is damaged so I must use Bluetooth or ...
0
votes
2answers
84 views

What is my phone's hostname/network name?

This should be really easy to find, but I've done a bunch of google searching and haven't found anything that works. On Linux, you just type hostname and it tells you, but that doesn't work on my ...
5
votes
1answer
251 views

What is the initial TCP Receive Window size in Android?

This may be pretty similar to the question here, however, I think it was either in the wrong place, or it wasn't clear enough, so it hasn't got to the right audience. Thus, I have re-formulated it ...
12
votes
3answers
18k views

How to reach local computer via machine name instead of IP?

Developer here prototyping a mobile app, somewhat new to mobile: I have a simple HTTP service running (currently) on my main laptop with machine name latitude. Another laptop named vaio sharing the ...
14
votes
5answers
37k views

How is WhatsApp able to receive messages when not in use?

I'm curious about how WhatsApp is able to receive messages when not in use. I mean, I understand that WhatsApp works using the Internet connection rather than the cellphone network. Imagine that I ...
5
votes
1answer
2k views

Unwanted WiFi proxy issue

I have a Nexus 7 Android tablet. When I connect to my WiFi at home it keeps automatically adding a proxy on localhost:3128 to the connection. When I remove the proxy it works for a few hours and then ...
0
votes
1answer
41 views

Is it possible to share a hard drive connected by USB in a local network?

I have an android smart TV with android 4.1, USB and LAN port. For file transfer I have a USB hard drive which I move from my computer to the smart TV, but it is kind of annoying. I would like to ...
0
votes
0answers
3k views

Why is Clash of Clans not loading?

I have just turned on internet sharing on my iMac so my phone can connect to the internet via my iMac (there is only one ethernet connection in this hotel, and no 3/4G), and when I try opening google, ...
2
votes
0answers
148 views

How to use network interface as non-root user?

I want to communicate between my Android device and my Linux box over IP through the USB network interface mode. The device I'm using is a OnePlus One running CM12.1 nightly builds. It's rooted and ...
19
votes
3answers
20k views

List of open ports on Android

Is there a way, on a non-rooted Android device, to see a list of what apps are listening on what port? Or even a way to see if an app is listening on a specific port?
0
votes
1answer
2k views

Connect Android phone to router via USB-to-Ethernet

I own an HTC Desire HD and it currently has the IceColdSandwich custom rom on it. I also own a usb OTG adapter and a D-Link USB 2.0 Fast Ethernet adapter DUB-E100. What I want to achieve is to ...
3
votes
1answer
352 views

Android Connected to Multiple WiFi

I recently got a new smart tv and a samsung s6. I have an ambitious project I would like to pursue. I want to do some screen mirroring, this works fine but with my wifi being fairly slow any real ...
0
votes
0answers
73 views

How can a tabelt forget the SSID of a wifi network

We have a product that combines one Galaxy Tab 3 7"or Galaxy Tab 4 7" tablet, both wifi-only, with a Mikrotik RB951G-2hnd router. The Mikrotik has a hidden wifi network so we add it manually to the ...
9
votes
1answer
407 views

Do Android devices make active or passive scan when looking for WiFi AP

I would like to know if Android devices make active or passive scan when looking for the AP to connect. I've already made a test using Wireshark and wifi sniffer and it seems that while an iPhone ...
0
votes
0answers
89 views

How can I view detailed information on a WiFi connection on an Android device?

Background / Purpose I'm setting up a wireless network in which a Raspberry Pi works as the router & access point (following Adafruit's Guide). After getting it all set up, I tested the network by ...