OpenWRT - Installing and Configuring LTE/4G Module on Intel N5105 Router PC

Learn how to install and configure a 5G/4G/3G module in OpenWRT using ModemManager in this comprehensive 22-minute tutorial. Follow step-by-step instructions for setting up an Intel N5105 2.5GbE Router PC with a Quectel EC25E module, applicable to various ARM and MIPS-based devices running OpenWrt. Discover the necessary hardware components, including the 4G module, USB to Mini-PCIe adapter, and antennas. Walk through the process of installing OpenWrt 22.03, connecting to the router, and configuring the LTE interface. Gain insights on using minicom to check network operators, signals, and bands. Explore advanced topics such as changing USB modes and setting up QMI mode for optimal performance. Access valuable resources and component recommendations to enhance your router setup experience.

- Intro
- The Quectel EC25 4G module
- The USB to Mini-PCIe adapter USB bus
- The IPEX to SMA-Female cable
- The cellular antenas SMA-Male connector
- Install the Quectel EC25 module on the Intel N5105 Router PC
- Download & Install OpenWrt 22.03 on the USB drive
- Connect Ethernet cables & Boot up the Router PC
- Access LuCI & Walkthrough
- Overview of the installation procedure
- Install the Kernel modules for 5G/4G/3G support
- Install ModemManager & luci-proto-modemmanager
- Install minicom
- Connect to the LTE modem with minicom
- Check the network operator, signal and band
- Reboot the router before proceed
- Remove Ethernet to the WAN port to use LTE only
- Setup the LTE interface on LuCI
- Change the LTE module USB mode QMI, CDC_MBIM, etc