Questions tagged [modem]

A modem (modulator-demodulator)

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Quectel EM120R_GL modem seems to work but SIM missing or not detected

This card has two SIMs, SIM0 (or whatever number) and SIM1. SIM0 is eSIM and the default SIM, SIM1 is physical SIM inside the slot. You need switch SIM0 to SIM1. This issue has been discussed before. ...
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X55 Qualcomm Snapdragon ESIM setup on Ubuntu 22.04

Can't find an answer to this anywhere so in case it's already been answered I apologize. I wish to use ESIM with my lenovo laptop and have installed the x55 Qualcomm Snapdragon and activated the ESIM ...
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How store incoming data from serial port in bash?

I try a little bash script for a analog serial modem to record an incoming call. The commands for voice mode, compression and silent dedtection will return OK. So I am ready to receive data. For ...
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GSM modem Sierra Wireless EM7421 not working with Ubuntu 22.04 in Fujitsu Lifebook E5511

be warned: There is a substantial issue with GSM modems in Ubuntu 22.04 ! All former releases (18.x, 20.x, 21 up to 21.10) and all flavors (XFCE4) before 22.04 are not concerned. IPv6 does not ...
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LTE modem has 1 connection avalible

Trying to set up LTE internet connection via quectel USB modem. I've tried configuring netplan with 2 different plans. the sim is unlocked so no pin is necessary network: version: 2 renderer: ...
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Probing USB LTE Modem - ID 05c6:9024 Qualcomm, Inc. - Chip: Qualcomm 9600

I purchased this Dongle from Aliexpress: enter link description here Chip: Qualcomm 9600 I'm running Ubuntu 18.04.6 LTS on x86_64 cpu After I plug it it I got: ~$ sudo lsusb Bus 002 De ~$ sudo ...
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Couldn't locate the org.freedesktop.modemmanger1.service and sudo mmcli -L gives no modem found

I have versa flexvnf running on the router. The sierra modem is embedded. When I executed sudo mmcli -L , it says 'No modems found'. While upgrading the firmware of the modem it stops modemmanager I ...
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why i cannot open my modem/router setting page (192.168.1.1)?

i can access my modem/router setting page in windows using 192.168.1.1 address but in Ubuntu 21.10 it does not work neither in Firefox or gnome web or MS edge. in Ubuntu when i type 192.168.1.1 in any ...
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Is there an app to make phone calls with my dial up modem?

Is there an app to make phone calls with my dial-up modem on Ubuntu 20.04 or 21.04? I have a laptop that has a dial-up modem plugged into a landline. And I would like to make and receive calls on it. ...
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hylafax probemodem fails to probe USB modems

On Ubuntu 21.04 I'm unable to get hylafax 6.0.7 to successfully probe two different USB modems: a USRobotics 5637 and a generic "USB 2.0 56K Modem" with Conexant chipset. I've gotten hylafax-...
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Ubuntu not recognising my Huaweu E3372h Dongle - am I using modeswitch correctly?

How to use usb.modeswtich to turn my 4G dongle from mass storage mode to modem mode? I have had this problem before and asked the above question, it worked on my Raspberry Pi. Now that I'm trying to ...
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Accessing Hard Drive connected to modem

I have just installed Ubuntu and I need to see the hard disc drive that is connected to my router. I have an EE router latest version. Edit - I have looked in other locations and there is nothing in ...
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Virtual serial port connection?

Hi so I'm super new to this but basically I'm trying to install HylaFax on an Ubuntu 18.04 server, I have the actual software and the t38modem downloaded onto the server but now I need to set up the ...
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mmcli can't find modem on Dell Latitude 5401

mmcli can't find any modem on my laptop running Ubuntu 20.04.02. lb01548:~$ sudo mmcli --scan-modems successfully requested to scan devices apastuchov@lb01548:~$ sudo mmcli --list-modems No modems ...
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Built-in modem works in ubuntu 20.04, but not 21.04

my built-in 3G modem (Huawei / HP 840 laptop) does not show up in 21.04, but worked in 20.04 yesterday. Followed some guidelines on modem-manager snaps and similar, but they seem to be disfunct and ...
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install Modem Driver BCMWL for a specific Kernel only out of many

I have 3 Kernels installed on my focal fossa 5.4.0-26-generic 5.4.0-54-generic unsigned-5.9.0-050900-generic Initially, My BCMWL proprietary drivers 6.30.223.271 are working fine in 5.4.0-26-generic,...
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ttyUSB not showing for GSM modem in Ubuntu 20..04

I am using a GSM modem to try to send SMS, the modem model is from TCT Mobile X230L on Ubuntu Description: Ubuntu 20.04.1 LTS Release: 20.04 Codename: focal , the modem is recognized ...
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How can I connect LTE 4G USB MODEM to Ubuntu 20.04?

I need help to connect "LTE 4G USB MODEM (Plug & Play Dongle Device)" to my Ubuntu 20.04 LTS. Device Image When I plug it to USB Port, it starts connecting/disconnecting problem. And in ...
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unable to enable sierra modem due to policykit

I have a machine running ubuntu 16.04 and mmcli 1.6.4 with a Sierra MC7710 modem installed. It's currently showing mmcli -m 0 -w /org/freedesktop/ModemManager1/Modem/0: Initial state, 'disabled' when ...
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Notebook GSM modem responding to incoming calls on mobile phone

I few weeks ago, i bought a used Sierra EM7455 gsm modem for my Thinkad l470, which seems to be working perfectly with the inserted second multi-sim from my operator. After some days i noticed, that ...
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I set up my wired D-Link modem in windows easily, but in ubuntu, it is a bloody job!

I want to set up my wired ADSL2+ D-Link router. It is simply: Typing 192.168.1.1 in address bar. username and password In Ubuntu what appears is: It needs clicking refresh bottom multiple times ...
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How do I monitor bytes transferred in an Internet connection?

When I connect to the Internet in Xubuntu 19.04, there is an item in the Network Connections menu in the upper right corner of the desktop labeled "Connection Information", but it doesn't tell me how ...
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Dell Wireless 5808 Gobi 4G LTE (Sierra Wireless MC7355) not connecting in Ubuntu 19.10

I've recently bought a Dell XFR E6420 with a Dell Wireless 5808 Gobi 4G LTE modem. It works fine in Windows, but under Ubuntu 19.10 it won't connect at all. It gets recognized, but won't connect to ...
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sending and reading the sms from GSM modem

I have Quectel EC 25 modem in my Ubuntu 16.04 machine. It is using ttyUSB2 port, I want to read the SMS as it receives in the modem.
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Teletalk huawei 3G Modem Install Error Ubuntu 18.04 LTS

I am a new user on Ubuntu. Now 30 days ago I installed Ubuntu 18.04 LTS Version in My PC. But Many time I try to Teletalk Modem & I face much error. I was find help in Ubuntu forums but I could ...
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Huawei E3131 modem shows as mass storage

I am on Ubuntu 18.04 LTS and updated the sysytem to the latest. I use Huawei E3131 USB dongle to connect to the Internet. Recently I noticed that the dongle is not detected as a modem. When I run the ...
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Modem manager GUI does not work

I am on Ubuntu 18.04 LTS. I usually use a Huawei E3131 dongle to connect to the Internet. Recently I wanted to read the SMS messages and run USSD codes to communicate with the ISP to control my data ...
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Need modem driver of Lenovo T420 laptop

I have Lenovo T420 laptop. I installed Ubuntu 16.04 LTS. In laptop there is a modem which I need to install. Modem: Thinkpad Modem Adapter (Conexant Systems) Any help will be highly appreciable ...
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udev symlink doesn't point to /dev file

I am trying to create a udev rule to make a symlink to a usb modem when I plug it in. I expected the link to point to /dev/ttyACM0, however when running ls -l I get the output: lrwxrwxrwx 1 root ...
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Purged packages, now APT says many packages (half the system) are no longer required

Purged unused Modem + Printer + Bluetooth drivers, now APT says 'half the system is no longer required' However removing them will break my os. What do you do to fix this? How do I re-install the ...
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Cannot connect to internet using my modem

I have Windows xp professional in my pc. I dual boot Ubuntu 18.4 with window xp. Installation complete. But now I am not able to connect to the Internet by using my Micromax modem in Ubuntu. ...
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USSD in ZTE MF833T

The modem is directly running as USB Etherne and is not detected by Modem Manager GUI. I have to manage settings in address http://192.168.0.1/. Is it possible to send USSD request in ZTE MF833T ...
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Install iBall 3.5G connect Modem on Ubuntu 18.04.1

I've searched a lot to resolve my issue on askubuntu.com, but my problem persists. (So there is no issue of duplicate topic) I installed Ubuntu Latest Version (18.04.1) on my Laptop (Dell Inspiron ...
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2 votes
1 answer
1k views

I have to disconnect/reconnect network cable to access Internet

I use Ubuntu 16.04 and connect my machine alongside other machines by using a switch to a modem to use Internet. Today I encountered a problem: Other machines can connect to the Internet; but I ...
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0 answers
693 views

Unable to connect with LTE modem after upgrading to 18.04

I've recently upgraded (via fresh reinstall) from 17.10 to 18.04 and am trying to connect my LTE modem to my telco. Laptop: Lenovo T470s Modem: Sierra MBIM [1199:907B] (cdc-wdm0) Location: Australia ...
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E3276 on ubuntu

EDIT: solved the issue. I have inserted sim card wrong side - checked it on widonws that gave me hint I have E3276 modem and it is shining blue kamil@kamil-K53SV:~$ lsusb Bus 002 Device 003: ID ...
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Linmodem MD563X-HaM

Is it possible to install HaM driver on kernel 4? I couldn't find any useful info about it. Are there any other alternatives? Ambient Technologies Inc HaM controllerless modem (rev 02 Dan
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1 vote
1 answer
1k views

Can't access modem manager gui on ubuntu 16.04 LTS

i have modem manager gui version 0.0.18-3 in ubuntu 16.04 LTS when access modem-manager-gui show message error like this : Connection manager: Network Manager >= 0.9.0 Modem manager: Modem Manager ...
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3 votes
1 answer
716 views

How to add .patch file code to usb_modeswitch and add support for 3G USB modem?

so I want to switch over to ubuntu from windows but unfortunately after doing some research I found out that my 3G USB modem doesn't work well with GNU/Linux in that you have to configure your own ...
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5 votes
1 answer
3k views

Built in 4G modem of Thinkpad X1 carbon (5th gen) is not deteceted in ubuntu 16.04

I am having a Thinkpad X1 carbon (5th gen) laptop with in build 4G mobile broad band modem. Even though the socket for the SIM card is available on the laptop, mmcli -L does not detect it. Is there ...
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Ubuntu 16.04 LTS cannot see built-in 3G modem Lenovo ThinkPad T410

I'm a newbie and try to become friends with system. A have a prepaid 3G sim card, installed into built-in 3G modem of my Lenovo T410. I know it worked with another simcard 6 months ago, but now i cant ...
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380 views

Modem is connected, but no internet in Ubuntu 17.04

Really desperate here. I have replaced my Linux Mint with Ubuntu 17.04 earlier today. The only way to connect to the internet for me is to use my HSPA modem. I used the default connection options to ...
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1 answer
726 views

Ubuntu Machine sharing internet, but won't show up on network

I get my home internet through a hotspot, which is limited to 10 devices and has a horrific wireless range. To bypass these limitations, I am using a laptop running Ubuntu connected to a wireless ...
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140 views

Grameen Phone ZTE modem is not detected in ubuntu 14.04

I have a ZTE modem from grameen phone. But it doesn't work in ubuntu 14.04. Works fine in all the distributions of Windows. The problem is when I insert the modem I cannot see a device in the menu. If ...
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2 votes
0 answers
1k views

Qualcomm CDMA Technologies MSM not shoing in network manager

I have got hold of a USB 3G modem for my travels in a couple of weeks. I was hoping it was a case of connect and it should show up in Network manager in Ubuntu 16.04 unfortunately nothing. The only ...
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896 views

laptop has internal modem, but network connections only shows ethernet and wifi

How do I get the internal modem (model/make unknown) of my Panasonic CF-73 Toughbook with Ubuntu 17.04 on it, to be an option in the network selections? How do I get my browser to use it for dial-up (...
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1 answer
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Getting AT&T Velocity USB dongle on Ubuntu 16.04 server

Preface: This device works fine when connected to the Desktop version of Ubuntu. It creates a new network interface and provides Internet connectivity. But, when I try to connect it to the Server ...
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Even though ubuntu is seeing my serial port, It wont send or recive data

I have been having trouble with my serial port on my ubuntu server 16.04 machine. First off its a lenovo thinkcentre M-57 model 6071, and here is the output of uname -a: Linux server 4.4.0-78-generic ...
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3 votes
2 answers
6k views

How to install Sierra Wireless Ubuntu 16.04 Dell Latitude

I have a dell latitude e7470 laptop, I have a 4g sierra wireless modem installed. In windows 7 modem works. On ubuntu 16.04 lts is visible in command output but not working: output of lsusb: ...
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1 answer
584 views

Getting 3G instead of 4G (LTE)

I've got a Sierra Wireless Airprime MC7354 module, supplying a cellular communication to my x86 - running Ubuntu Server 14.04. By default, on module boot, it searches for an LTE network connection, ...
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