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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.

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qmicli & Mobile Virtual Network Operators

I am currently working on a project involving some Sierra Wireless LTE modems which expose a QMI interface. I am using qmicli 1.16.2 on Ubuntu Server 16.04 LTS. In order to get the modem to connect ...
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0answers
22 views

Huawei me906e broadband model connects fine, but the network doesn't work

I have a Huawei me906e broadband modem (in a M.2 to USB adapter). In this modem I inserted a SIM card which I previously tested in my phone and it works fine. After several obstacles I managed to have ...
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0answers
89 views

How to build openWRT with specific version?

I want to build openWRT 18.06.1 for my mt76x8 device, and the source code I'm using is from https://github.com/openwrt/openwrt/archive/v18.06.1.tar.gz. When I tried to install kmod-mii package, I got ...
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1answer
154 views

Decode LTE RRC message (hexdump) using Tshark

I have a hexdump of an LTE RRC message that I'm trying to decode using Tshark, and I can't figure out the command line syntax. I'm trying to use the "User DLT" functionality of Wireshark/Tshark to ...
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0answers
162 views

Lenovo X270 - 4G Connection doesn't connect

I have running a Lenovo X270 running with the latest Debian Stretch x64. I try to get my 4G connection up, but without success for now. The modem device is recognized and it finds my provider ...
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0answers
41 views

Setup automated sms in linux

My situations is as follows. I have an unlimited (yes, real deal unlimited) LTE data plan. At the moment I am using a cellphone as a wifi hotspot, but I would like to migrate to a 4g modem and use a ...
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0answers
54 views

Using two IP connections in parallel for resilient delivery

I have a mobile Linux server with two LTE connections to the internet, via different providers. The mobile server also acts as a router for other devices, currently using masquerading on just a ...
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0answers
57 views

LTE eNB stack conversion from Uu interface to S1 interface

There are two separate stacks at BBU/eNB as shown in the figure. One serving with Uu interface and other with S1 interface. My question is, when a packet comes from MME to eNB, will this packet(...
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0answers
872 views

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 ...
2
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1answer
93 views

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 ...
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0answers
640 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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0answers
71 views

Routing Mobile connections for multiple uplinks

I have a MBIM LTE modem with 2 network interfaces (one is a VLAN) and I am trying to configure both connections, given that IPs, Gateways, etc. are obtained through MBIM protocol, so the routing is to ...
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0answers
494 views

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 ...
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1answer
459 views

How do you remove Mobile Broadband Networks from the Gnome menu bar?

I currently have a gnome menu that looks like this: Can anyone tell me how I can remove the 3/4G mobile networks? I have an inbuilt mobile network device, which I've never used and would rather not ...
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1answer
318 views

How to show and operate a remote Linux desktop when SSH or any other remote service is unavailable? [closed]

The situation is as follows. On Monday, I need to showcase a program that needs the set-up development environment and hardware on my home system, at the university. The ISP are misbehaving and won't ...
3
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1answer
3k views

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....
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0answers
375 views

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 ...
2
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0answers
3k views

“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 ...
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0answers
124 views

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? ...
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1answer
536 views

Airtel 4G dongle mounting

I am using a HUAWEI mobile broadband LTE USB stick model E3272. Whenever I insert it, it displays an error message like: Error mounting /dev/sr1 at /media/bhuvan/airtel: Command-line `mount -t "...
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1answer
1k views

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 ...
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5answers
10k views

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 ...
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1answer
1k views

4G modem on an embedded 2.6.32.9 kernel on a Parrot AR Drone 2.0

I am attempting to compile support for a Huawei E3276 usb LTE modem for an embedded Linux/BusyBox installation on a Parrot AR Drone 2.0, which is based on kernel 2.6.32; however, I am running into ...
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1answer
67 views

How can I restart a VPN whenever I connect via wireless or 3G/4G?

How can I restart a VPN whenever I connect to the Internet via a HotSpot or through a 3G/4G modem. My distro is Ubuntu Precise 12.04.
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3answers
5k views

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 ...
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0answers
747 views

How to connect ZTE MF 823 Surf Stick in virtual Linux?

I have an LTE Surf Stick which I would like to get working inside my virtual machine. The Stick is called "ZTE MF 823". I am running openSUSE 13.1 with NetworkManager and I was not able to find any ...
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0answers
775 views

USB ethernet device not working in VM

I'm having trouble getting a USB ethernet device working in a qemu-kvm/libvirt VM. The problem is that even though the guest OS sees the USB device just fine it can't mount it. lsusb on the guest ...
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0answers
1k views

4G hostless modem Quanta 1k6e and rndis_host problem

I'm trying to connect 4G modem Quanta 1k6e to my wl500g router with OpenWRT BARRIER BREAKER (14.07-rc2, r41815), but I have a trouble. When I attach device, in the log appears: Thu Aug 14 21:58:06 ...
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0answers
823 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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2answers
6k views

How to access a private network behind a router? Can't port forward [duplicate]

I have a video surveillance system (a bunch of IP cameras, with private IPs) behind a router in a distant location. The only ISP that's available at that location has provided me with a 3G/4G USB ...
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2answers
1k views

IP packets have wrong source address

I have two 4G modems connecting to a network and sending and receiving data. There is a problem though, as the modems keep getting kicked off the network because the source IP address of the packets ...
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5answers
29k views

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 ...
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2answers
763 views

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, ...