Questions tagged [usb-modem]

Similar as modem tag, but uses USB

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How to use my Huawei E3531i dongle in ubuntu?

I am using KDE OS in my desktop, and I am trying to connect my Huawei dongle for more than a year now. I have tried several solutions available in different help forums. But till now i could not ...
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1answer
45 views

How to automate usb_modeswitch?

I use a USB LTE modem to connect to the internet. The problem is, every time I connect it to my PC, it first gets recognised as a mass storage device. I need to manually run this command every time I ...
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2answers
247 views

How to configure usb fax-modem on kubuntu 20.04

I am on Kubuntu 20.04, I have a usb-connected fax modem, and I installed the following packages: efax efax-gtk sl-modem-daemon I ran: sudo gpasswd --add shmuel dialout The modem is identified by ...
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1answer
58 views

SMS not working in ModemManager GUI

I have got a Huawei 4G LTE USB modem and have successfully connected and activated it in Ubuntu 20.04. I can use the data connection from a SIM card, but I haven't got the SMS as well as other ...
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0answers
103 views

How to send and receive SMS and calls using USB modem?

I have recently got a Huawei e3372 4G LTE USB modem and I have inserted a Jio SIM into it. I had configured it properly and can use the data connection well, but I cannot understand how to send and ...
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60 views

Configure huawei e3372 4g dongle with Singtel Hi card 3g data on Ubuntu 18.04/Jetson nano project

I am trying to get the huawei 4g Dongle to work on my jetson nano in order to provide network for me. NVIDIA Jetson TX1 L4T 32.3.1 [ JetPack 4.3 ] Ubuntu 18.04.4 LTS Kernel Version: 4.9.140-tegra ...
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1answer
65 views

Usb tethering not working in Ubuntu 18.04

I had fresh installed Ubuntu 18.04 yesterday, before i use to connect mobile to pc and after enabling usb tethering, internet gets connected But now mobile gets detected in system, but no ...
0
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1answer
38 views

how to assign serial port name using rules.d?

The system is Ubuntu 16.04 with two Arduino devices connected via USB cables. When they are connected they appear in /dev directory as ttyACM0 and ttyACM1. Is it possible to assign a different name ...
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0answers
112 views

Huawei E3372 XUbuntu

I have a problem with Huawei E3372 modem. Xubuntu 18.04.2 LTS did not detect it as a mobile broadband modem. E3372 is not detected. I have checked lsusb, and here I can see the system detects it ...
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0answers
68 views

Problem with USB modem

I have a problem with the ZTE MF821 USB modem. After some time it disappears from the system, and even after a reboot the modem still doesn't show. Only pulling it out and plugging it back in the same ...
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0answers
46 views

Not able to install HUAWEI modem in ubuntu 19.10

I recently installed the latest Ubuntu 19.10 and my E3121 USB Data stopped working in Ubuntu. It throws an error while installing the driver. I have attached the screenshot I have tried almost ...
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0answers
29 views

Load balance 2 USB LTE modems to share on WAN ethernet

I am looking to setup a Raspberry Pi 4 as a linux dual service router/server. Is there any packages to install and configure so that I can take 2 4G LTE services connected by USB and load balance ...
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0answers
44 views

User configs are removed from 70-snap.core.rules file under certain conditions in ubuntu 18.04

I have a modem which has a USB serial port connection. When I connect this modem to PC, I usually have 4 ttyUSB ports as ttyUSB1, ttyUSB2, ttyUSB3, ttyUSB4 and I can work with these ports in my C++ ...
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0answers
81 views

Map Usb modem to serial port and network interface

I have three Usb modem (W02-Lw43 JAZZ) plugged in. Here some info : _> ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:...
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0answers
63 views

Huawei E5830 not detected automatically

I have Huawei E5830 Mifi device. https://en.wikipedia.org/wiki/Huawei_E5#Huawei_E5830,_E5830s,_E583c_and_E585 It is not automatically detected by ModemManager in Ubuntu 18.04. Can't connect to ...
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395 views

USB 56K Modem Problems

I've been trying to troubleshoot connection issues for hours with my, Conexant Systems (Rockwell), Inc. SoftK56 Data Fax Voice CARP (0572:1300) USB modem. I know it works as I've used it with other ...
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0answers
96 views

failed to start modem at boot

When I boot Ubuntu 18.04 on my desktop (B450 AORUS PRO) I Get the following "Failed to start" messages Failed to start Modem manager Failed to start Manage, Install andGenerate Color Profiles Failed ...
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0answers
64 views

cell modem hangup

I have a cell modem that has periodically been unable to connect to the network. I have used the same modem on the same machine in the same area for the past month or so and often on starup it fails ...
1
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1answer
60 views

Modem identified as Wifi

I have a ZTE WCDMA Technologies MSM modem . When I connect it to the machine, it gets identified correctly in lsusb as MF79 (19d2:1405). The problem is that in ifconfig it shows it's IP as 192.168.0.[...
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0answers
230 views

Unable to connect 4G/LTE Modem. ModemManager shuts off as soon as it tries to connect

When I run ModemManager --debug on the terminal, I get this output. Running mmcli -L gives me: /org/freedesktop/ModemManager1/Modem/0 [huawei] E3372 And running mmcli -m 0 gives me this output. ...
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0answers
39 views

Error when trying to make LTE interface up

I'm trying to make an LTE interface active using nmcli. The modem is enabled and I can add the connection in the network manager, but I'm not able to make ppp0 interface up. This is the error I get: ...
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0answers
57 views

US robotics USB 56K Modem using Network Admin

I am trying to add a US robotics USB 56K Modem to my system. If I follow the UBUNTU 18.04 instructions. For Ubuntu, without installing additional software, using NetworkAdmin. The problem is that the ...
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0answers
69 views

Teletalk huawei 3G Modem Install Ubuntu 18.04 LTS error

Installed version: 23.015.15.00.1081 Installing version: 23.015.15.00.1081 The software is exist. Do you want overwrite it? ([Y]/N):y Local path is: /usr/local/Teletalk Installing Teletalk...chmod: ...
1
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1answer
194 views

gammu and other gsm* software fails to communicate with usb modem

I have a D-LINK DWM-157 USB 3G stick with working sms-only operator plan SIM card and without PIN code. For some reason, neither gammu, nor gsmsendsms, nor gsmctl can connect to the device. They all ...
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0answers
162 views

Modem software install problem

Did an update to Ubuntu 16.04LTS yesterday unfortunately now Ubuntu is giving the messages: Optus 4G Mobile” contains software intended to be automatically started. Would you like to run it? and ...
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0answers
80 views

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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0answers
183 views

5g Tethering device not recognized in ifconfig - Ubuntu 18.04.03

I've had a problem for two days now with my cellular router. It acts as a Android phone and I need to use USB tethering to share its connection to my NVIDIA Jetson Nano. I think I've tried most of the ...
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0answers
61 views

ubuntu 16.04 does not recognize quectel ec21 modem

my ubuntu 16.04 doesn't recognize my usb quectel ec21 modem. When I do lsusb it prints: Bus 002 Device 003: ID 2c7c:0121 Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 008 ...
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1answer
1k views

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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0answers
452 views

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 ...
1
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1answer
363 views

run script when modem manager detects modem

I need to run a script that will create a connection when modem manager detects a modem (ie. mmcli -L lists the modem). I currently have a udev rule set up to do this, but mmcli takes so long to ...
2
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1answer
872 views

Create UDEV rule for device with multiple tty ports

I have a usb modem that creates several ttyACM connections when plugged in. I have made a udev rule to create a symlink to the ttyACM file, however I don't know how to tell which tty file it will link ...
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0answers
121 views

18.04 USB Ethernet adapters - how to fix cloning

I have one Android phone which has USB hotspot feature (tethering). Steps that reproduce the problem: I connect phone to Ubuntu. Make changes to USB Ethernet adapter in Settings => Network, like ...
2
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1answer
202 views

Nokia 8 does not work as USB modem in Ubuntu 16.04

I'm using Ubuntu 16.04 When I plug Honor 8 phone via USB to my PC and switch it to USB modem mode, I see a notification about a new network immediately. I can see the following in dmesg output: [ ...
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0answers
45 views

My USB modem is not mounting

my USB modem is displaying in my computer option. Unable to mount location Can't mount file here is error : Error mounting /dev/sr1 at /media/istiaq/GP Internet: Command-line `mount -t "iso9660" -o ...
1
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1answer
149 views

is not mount my usb modem?

Already i see many questions about it . But i cannot solve it . here is my error : Error mounting /dev/sr1 at /media/istiaq/GP Internet: Command-line `mount -t "iso9660" -o "uhelper=udisks2,nodev,...
1
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1answer
448 views

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 ...
2
votes
1answer
996 views

Ubuntu 18.04 EM7455 works only after suspend

I hit a strange problem discussed in this thread of some modem mailing lis https://lists.freedesktop.org/archives/modemmanager-devel/2017-February/003804.html. Basically when I start up my system in ...
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0answers
416 views

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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1answer
2k views

How to install Drivers for RS-232 for Ubuntu 14.04?

I'm trying to install drivers for RS-232 . Can you help me with proper command or method? In my PC when i'm giving lsmod its not showing the cdc_acm driver but i tried to install again it's showing ...
0
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1answer
651 views

Connect and reconnect LTE modem via systemd

I use an USB LTE modem for connecting my Ubuntu 18.04 server to LTE metwork. The modem is 12d1:1506 Huawei Technologies Co., Ltd. Modem/Networkcard. I wrote a systemd script which starts the ...
0
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1answer
1k views

ubuntu 18.04 netplan support ppp interface with specific ISP provider

Sorry about this could be FAQ but I did not find any useful information on Internet/Google. I setup a 4G/LTE modem on a Ubuntu 18.04 and it is verified by "sudo pon/poff provider". The next step ...
4
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1answer
1k views

ZTE Modem not working on Ubuntu 18.04

I have run the command lsusb and got the following code: Bus 001 Device 002: ID 8087:8000 Intel Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 001: ID 1d6b:0003 ...
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0answers
423 views

3G USB dongles not working in Ubuntu 18.04

I have just installed Ubuntu 18.04 in my system, It's not recognizing my iBall 3.5G USB modem, Which was working fine in the previous version (Ubuntu 16.04) On Ubuntu 14.04 I was able to access ...
0
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1answer
170 views

How do I setup my Conexant USB modem type 0572:1340 in Ubuntu 18.04 to send and receive faxes?

The driver has been installed but -- to start with -- I don't have access to the tty8 port where minicom finds the modem. minicom output is: minicom: cannot open /dev/tty8: Permission denied ls -l /...
2
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1answer
693 views

Unable to install Conexant USB modem type 0572:1340 in Ubuntu 18.04

I am new to Linux. I 've tried to install drivers for my Conexant FU07 USB modem but neither the Linuxant drivers nor the installer CD ones (dgcmodem_1.13_i386.deb) get properly installed. The ...
2
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0answers
503 views

Sierra EM7455 (Lenovo T470s) on Ubuntu 18.04

Ubuntu 18.04 Sierra Wireless EM7455 ModemManager v1.6.8 Attempting to connect with inbuilt modem results in this error in syslog and "Activation of network connection failed" in GUI May 30 22:22:45 ...
4
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2answers
3k views

ESP8266 warning: espcomm_sync failed error: espcomm_open failed UBUNTU 18.04

Can't force upload sketch from arduino IDE. warning: espcomm_sync failed error: espcomm_open failed error: espcomm_upload_mem failed error: espcomm_upload_mem failed dmseg [ 4980.110605] usb 3-4: ...
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0answers
980 views

Ralink RT2870/mt7601u Wifi Dongle not working

so... my problem is with this little guy that turned into a big headache. I tried EVERY forum post and countless Linux Distributions and i had the same problem, i cant make this Ralink wifi dongle to ...
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0answers
163 views

Huawei EC315 3G Dongle is not working in Ubundu

I'm a newbie to Ubuntu. I have an Ubuntu running board for Embedded development. I'm trying to configure Huawei EC315 modem for network connectivity. The output of lsusb is the below: root@texe_hub:...

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