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Questions tagged [lte]

This tag relates to Long-Term Evolution (LTE) mobile telecommunication standard. For general cellular network related questions use /mobile. For other mobile technologies use specific tags like /3g /gsm. For other RF technologies consider tags like /wifi /bluetooth /irda.

LTE or Long-Term Evolution is also sometimes referred to as 4G, although it doesn't meet the 4G criteria as lined out by the 3GPP partnership project.

LTE is one of the standard technologies, beside and , characterised by high data throughput rates. It offers data services for devices like mobile phones and modems. Voice services are supposed to operate over the data layer with help of solutions such as . For standard cellular network incoming and outgoing calls, Circuit-Switched fallback to other systems such as GSM or UMTS is performed by the network.

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Get power consumption of a USB device

Is there a way to check how much power a USB device requires? Why do I need this? I need to connect an LTE USB stick to my Raspberry Pi, and don't know how much power it needs. We got it quite easily on Windows, but haven't found a way to do it on…
TheMeaningfulEngineer
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Difference between PPP, QMI and AT commands

During the past 6 days, I had the chance to interact with an LTE modem (https://sixfab.com/product/quectel-ec25-mini-pcle-4glte-module/), I managed to set up 4G Internet access on a Raspberry Pi using "QMI". But I still have A LOT of questions, I…
Tor Tor
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Huawei E3372s + Linux (Rasbian), Incoming connections problem

I have a Linux-based OS (Rasbian) running on Raspberry Pi 2+ and it is using Huawei E3372s 4G/LTE USB Stick for internet connection. All my outbound connections work perfectly (Huawei USB mode changed using usb_modeswitch-ruling and Udev/rules.d)…
Janne Honkonen
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USB 3G/4G modem problem

I have LTE USB modem identified as ID 0408:ea16 Quanta. It doesn't have problem with my windows machine, but with my Fedora (kernel 3.18.5-201) it is not working. I've found some info in the Internet, but those didn't work. I can't see it in…
user1977050
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IP forwarding through ssh tunnel

The situation involves 3 machines: A Some laptop connected somewhere to the Internet via any mean B A server connected to the Internet through a standard ISP (static IP provided by dyndns: myserver.dyndns.com) C Another server connected to the…
Thomas
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Mobile broadband repeatedly connects/disconnects

I'm using Verizon mobile broadband with a Sierra Wireless EM7345 4G LTE modem built into a Thinkpad T450s laptop. I'm configuring the modem with NetworkManager and ModemManager, using one of the default settings (APN vzwinternet). The machine is…
user3188445
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Bond eth0 and LTE Modem

My goal is to create a redundant internet connection. I have a USB-LTE Modem and a wired connection. I work on ubuntu 16.04. I can use both on their own but I want to combine them together to create redundancy. Now I searched for solutions and found…
razac
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How to automatically load a new VID&PID to module usb_serial

I have a 4G module that requires me to run echo '03f0 581d' > /sys/bus/usb-serial/drivers/generic/new_id after every startup/resume to make the modem visible. How should I make this automatic? Add the VID&PID to usb-serial sources and…
varesa
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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 as it should, upload is very slow. While on…
Thatsafy
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What are the other congestion control algorithms specially designed for lossy wireless networks like LTE and WiMax?

I am trying different congestion control algorithms for getting maximum throughput and minimum delay across my setup for TCP flow. Please suggest other available algorithms apart from Veno, Westwood, Reno and Cubic whose implementation (or kernel…
darklord007
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Fault-tolerant Wifi-LTE system, force WiFi and LTE interfaces to use same IP

In my setup I have 2 different interfaces, one for WiFi and another for 4G/LTE. Both are USB dongles. I'm using Ubuntu 16.04 at the moment, but that can change. In my problem I need to mantain an IP session, meaning that when I go out of a WiFi…
Iván G
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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 worried that not and some simple googling just…
Marek Židek
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Why the connection speed is limited to 20-30 mbit/s in the case of a PPP daemon?

I'm configuring my LTE modem (Huawei E3372s-153, NON-HiLink), and I recently found out that this modem can work in two different modes: RAS and NDIS (NCM). The second one works just as normal NIC and allows to reach the full speed of the device. In…
Mikhail Morfikov
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Verizon LG VL600 USB 4G Modem

I am trying to connect an LG VL600 USB 4G Modem from Verizon on a Debian based machine (tried on Linux Mint and Raspberry Pi). I got it working on Windows 7 Virtualbox VM, so I know the device and service is working. Device ID is 1004:61aa. When I…
Meir
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"Couldn't find support for device at '/sys/devices/pci0000:00/0000:00:14.0/usb2': not supported by any plugin"

I just bought a new laptop, HP EliteBook 840 G2. I used this computer during my travel in a train. I bought this laptop, because it has a 4G modem integrated. This modem works on Windows, but I can't use it on Linux. I did what was explained in the…
olive007
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