Questions tagged [mobile]

This tag should be bound to questions relating to wireless cellular network technologies in general. For specific mobile technologies consider using tags like /gsm /3g /lte. For other RF technologies consider using tags like /wifi /bluetooth /irda.

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USB Tethering shows as Ethernet

I have Network Manager on my Arch Linux machine. Output of ifconfig: enp0s18f2u1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.241.167 netmask 255.255.255.0 ...
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Command not found when In chroot

Im currently Porting Arch Linux to My phone and I am trying to set up the rootfs properly - have it installed to an external scdard and am using busybox to chroot into it with busybox chroot /data/ ...
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339 views

Convert android phone into linux server(bare metal performance)?

I want to convert some old android phones(2017+) into SSH only servers, is it possible? My objectives are: run the phones 24/7 without a battery I don't want to use anything besides the motherboard ...
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2 votes
1 answer
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SSH connections frequently disconnected when using a mobile hotspot for internet access

My ssh sessions are frequently disconnected when I use a provider that offers internet service via cellphone towers. They seem to "freeze" and stop responding to anything I've typed, but ...
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How to broadcast a linux machine on LAN before wifi or ethernet connection

If I have a mobile app, capable of scanning devices on my LAN, how can I set up my linux machine (to be present as a device on the LAN), lets say a Raspberry Pi, so that the mobile app can help the ...
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ModemManager - Unable to to send SMS with curly braces

I'm stuck on a problem using ModemManager (mmcli 1.14.2) to programmatically send SMS which contains a certain combination of special characters which I have yet to identify. The SMS I'm trying to ...
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What are the device limitations for installing Linux-based Android alternatives? [closed]

I have a new Samsung Galaxy A40 and would like to use a Linux-based alternative to Android. Reasons: Privacy/security, hackability, moving away from Google. 1.) Can I install an alternative OS even ...
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3 votes
1 answer
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Using the Fibocom L830-EB in ArchLinux on a ThinkPad T480s

I want to have mobile broadband on my T480s. First I ordered the L850-GL which didn't work because it uses the PCI interface. As you can see in this forum. People in the same thread claim to have a ...
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2 votes
1 answer
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Troubles establishing connection with wvdial - Invalid dial command error

I am trying to run internet via HUAWEI E3372 on Debian. It worked on Windows but did not work on Debian.The error is this: ATDT*99# ERROR --> Invalid dial command. wvdial: utils/wvtask.cc:303: ...
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833 views

libqmi - Transaction timed out

I'm trying to test quectel ec21 3G module on my raspberry pi board. I have the kernel configured as per supplied datasheet and the module itself is detectable by the system because I can see cdc-wdm0 ...
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2 votes
0 answers
867 views

Current linux compatibilty with sim slot/4G LTE notebooks

I'm thinking about a new notebook with sim card slot and I've found many products. However, is linux(not any specific distro) that far, that it works right out of the box? From my experience, I was ...
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756 views

What is the interface name for a USB modem?

I need to use vnstat to check the data usage of the USB modem (mobile broadband) with a sim card. The usual interfaces names are: eth0, wlan0, and etc. I can't figure out what is the name of this ...
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3 votes
0 answers
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Multiple network interfaces issue

I've two 3G USB modems (or one USB modem and any other network interface - eth or wlan). I connect both interfaces by creating IP rules and adding routes for each one as follows: sb="ip/subnet&...
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1 answer
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How can I troubleshoot mobile broadband in Debian Jessie?

I have never used mobile broadband in Linux before, so I am not sure where I am going. First some info: The SIM works for data in my Android phone. $ lsusb Bus 004 Device 017: ID 0bdb:1911 Ericsson ...
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Arch Linux: not able to get to Nokia phone storage

I have a Nokia 230 mobile (basic model). I am using Arch Linux. I was able to connect mobile to my laptop using USB and was able to see the storage files using pcmanfn (file manager). I used to get ...
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Wvdial.conf dial errors. Raspberry Pi Model B Huawei E1820 3G Modem

Linux is kicking my butt. I have attempted to use wvdial for the first time to get 3G working on my Raspberry Pi, but things have not gone as expected. First of all, when I do a simple sudo ...
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Linux distro for mobile screen remote access?

Are there any distros that have a UI made for mobile phones? I want to setup a server that can be accessed remotely with a phone.
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2 votes
1 answer
199 views

3G modem connection only works after Windows

3G modem works only after Windows first successful negotiation, after if I unplug device and plug it again to Linux it works fine, even after reboots and poweroffs. But, if I change SIM card and try ...
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3 votes
0 answers
132 views

Low-res GUI for Linux on a RaspberryPi used as a mobile device

I want to build a custom mobile device using a RaspberryPi or BananaPi and a touchscreen (resolution 320x240). Is there GUI for Linux that's made to work well on such low resolutions, preferably ...
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4 votes
1 answer
3k views

How to install Linux (or a similar OS) on smartphone?

I need to install Linux on my next mobile, a smartphone, which will be my first one. How do I do that? I mean, it surely won't have a CD drive and I don't see a way for including a USB drive or even ...
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1 vote
2 answers
374 views

Percentual dynamic bandwidth control

Does anyone know a tool that can percentually divide the currently available bandwidth? We're on a GPRS connection on which the available bandwidth changes frequently. What I want to achieve is the ...
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1 vote
1 answer
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Execute command before bringing interface up on OpenWRT

I'm making a Wireless-to-3g router with openwrt, and its working pretty well. To bring the 3g-wan interface up, I have to first register the USB modem using the command: gcom -d /dev/ttyUSB0 If I ...
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5 votes
1 answer
5k views

Bond two Internet connections of varying quality

I live in a remote part of the country, Internet-wise. I utilize a satellite based Internet, but it's having many problems during peak traffic times. I have researched a bit and found Ubuntu Bonding. ...
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1 vote
0 answers
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How to switch Huawei CDMA 2252+ to USB from CD-ROM?

I have Huawei CDMA 2252+ phone and I want to connect it to Linux to send SMS. In Fedora 15 (64bit) it is taken as CD-ROM. This is the output of dmesg after the phone is plugged in. [10887.524339] ...
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1 vote
0 answers
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Use SIM module in HP 8440p Elite Book under Kali Linux 2.0

How can I use SIM slot in HP 8440p Elite Book? I tried every thing on the Internet, but I can't use it. I want to use it to send messages and calls, etc. I mean all SIM functions. I'm using Kali ...
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3 votes
1 answer
728 views

Unable to use GSM and GPRS with 3G USB Dongle on BeagleBone Black at the same time

I'm working on BeagleBone Black (Debian running on it) and I have connected a 3G USB dongle (Huawei E173u-2) with it for GPRS and sending SMS. Now I am facing a problem when I am booting my board (...
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1 vote
1 answer
3k views

Sending special characters and new lines via KANNEL

How can I send a message to kannel with lines and special character. Example if I have file message.txt which have following text line1 with few special characters like @ " / : line 2 spaces words ...
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6 votes
2 answers
3k views

Restart a specific reverse ssh tunnel?

I have multiple machines in the wild that open reverse ssh connections to my server. Each machine out there is using a different reverse ssh port, which I use to differentiate between the machines. I ...
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2 votes
2 answers
806 views

Looking for Vodafone's mobile broadband application for Debian 8 (Jessie); does it still exist?

I have a Vodafone K3760 3G dongle I've used on laptops since Squeeze & Wheezy generally using (in preference to Gnome Network Manager's own support for mobile broadband) an application Vodafone ...
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5 votes
2 answers
30k views

Is there any way to send sms to a mobile number using shell script? [closed]

I want to send sSMS periodically to certain Mobile numbers (Indian mobile numbers.) Is there a way I can send an SMS with my own cellphone number or by creating an account on a site like way2sms?
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11 votes
2 answers
3k views

Can I use my SIM card slot to telephone?

My laptop (a Thinkpad T440) has a SIM card slot which is meant to be used for Internet, though I haven't tested that yet since I don't have any SIM cards with Internet contracts. However, is it ...
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2 votes
1 answer
463 views

Searching for hardware via lspci

I just bought Lenovo ThinkPad X201 t. I have installed Debian Jessie (testing). I was able to make working all of its hardware, but with one exception. And that is mobile broadband modem. I have ...
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2 votes
1 answer
436 views

My Mobile Internet connection is disabled even though it is enabled

I don't know how to better formulate the question. I have enabled the Mobile Broadband, and the system correctly detects that I have a Vodafone CZ HSUPA connection available on the SIM card. However, ...
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2 votes
0 answers
105 views

How to enable second SIM slot in ALIX6F2 and how to switch 3G to it from the 1st one?

I am trying to enable the SIM slot under the RF card but with no success whatsoever. I'm using Voyage 0.8 (a stripped off Debian distribution) as an operating system. A bit of searching landed me to ...
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16 votes
2 answers
47k views

Difference between ppp0 vs wwan0

I am Running Raspian on a RaspberryPi. When I plug in a GSM modem I see two interfaces - wwan0 & ppp0. wwan0 exists even when the GSM modem is plugged but not connected ppp0 exists only when ...
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4 votes
2 answers
1k views

How can I run a script when internet connection is about to get lost?

I use wvdial (PPP dialer) with a SIM card modem and sometimes this connection is reset by server side. I would like to run a script which greps ifconfig to get a volume of data downloaded and stores ...
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1 vote
0 answers
466 views

USB modem not working after I installed some package

I have a DWM-156 D-Link modem on Ubuntu 14.04 LTS. Everything was fine before I installed telephony-service 0.1+14.04.20140415-0ubuntu1 SMS and Call manager. Now OS doesn't show modem connection in ...
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2 votes
0 answers
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Sending SMS trough a modem attached to another server using ser2net and socat

I don't know exactly how to troubleshoot the issue I'm having, so I'll ask here. I have a USB 3G modem attached to a physical machine server4 running ProxMox OS based on Debian Wheezy, and I can send ...
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2 votes
2 answers
314 views

USB 3G dongle Internet keeps failing on a laptop with Fedora 20

I use a 3G dongle for Internet in my summerhouse. It has worked fine all summer, but since yesterday it has been losing connection, or something and I have to unplug it and insert it again for the ...
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3 votes
0 answers
1k views

4G (LTE) Mobile Broadband, Slow upload speed

I'm using Huawei E3276 mobile modem for 4G LTE connection with Linux Manjaro XFCE 64bit, works out of the box without driver installs made by user. Problem is that while download is working normally ...
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5 votes
1 answer
2k views

Which TCP congestion control algorithm is best for low speed radio modems?

On my project we have remote Linux nodes that communicate over the Internet via very low speed CDMA cell modems. The bandwidth on these modems is about 2kbyte/second and the RTT back to the server is ...
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6 votes
4 answers
2k views

Fedora 20 dosen't accept correct PIN for mobile broadband

I have a problem with the WWAN (Qualcomm Gobi 2000) in my Lenovo ThinkPad W510. I can not unlock my SIM card with the correct PIN. I enter the PIN in this dialog and after this I get immediately ...
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4 votes
2 answers
7k views

How can I tell if PPP compression is enabled for modem?

I'm using Debian Linux on an embedded system, we use ppp to connect to the WAN via a CDMA modem. I want to find out if compression is being used by ppp. In my /var/log/messages I see the line: ...
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2 votes
1 answer
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High RX packet error count with modem - how to analyze?

I'm testing a CDMA modem on my Debian embedded Linux system. I'm doing some wgets of large files and am seeing the connection drop now and then. Looking at the ifconfig output for the PPP interface ...
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6 votes
1 answer
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Linux PPP : how to debug disconnects with exit code = 16?

I'm using pppd and wvdial on my ARM Linux embedded system. I have a CDMA modem connected via a serial port and am connecting to the Verizon network. I am seeing that several times per day pppd exits ...
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3 votes
0 answers
254 views

VPN piggybacked on two mobile phone Wi-Fi hotspots

I cannot get 1Gbps at home, so instead of wasting money on slow landline Internet with extra traffic limits and ridiculous overage fees, only to wait in the console until my stuff downloads/uploads, I'...
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5 votes
1 answer
7k views

Gentoo Linux Still Popular Today? [closed]

I have a set of Thinkpad X-series (x86) for a fresh installation of Linux OS. I want to ask based on today's trend for mobility, such as android, is Gentoo development catching up with today's ...
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2 votes
1 answer
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Troubles establishing connection with wvdial

I have a Huawei cell modem EM680 with which I can establish a connection on my Ubuntu 13.10 box just fine. I plug it in and I can establish a connection using the Connections Manager. I have a box ...
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3 votes
2 answers
7k views

Difficulties to establish a ppp connection to a GSM provider

I want to establish a ppp link to a GSM provider with my cell phone modem. The modem gets recognized and I can send AT commands just fine, but I can not get the connection established. My chat script ...
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1 vote
1 answer
609 views

mobile not being recognized by Ubuntu13.04

I connected my China mobile to laptop via cable. On the phone I selected the option mass storage. Then it messages on the phone as "done". But as I was expecting I would be able to see the contents of ...
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