Firmware Update Log and Update Tutorial

EZR30/33 Series Outdoor 4G MIMO Router

EZR30 and EZR33 series outdoor 4G routers use 650MHz Qualcomm Atheros QC9531 CPU, with 128MB memory, and 16MB flash memory to bring you stable and fast speed working performance on both 4G mobile and 2.4G Wi-Fi.

Built-in mini PCIe standard mobile modem socket and modem drivers, it can work with various cellular modems to support universal 3G and 4G mobile phone networks.

Powered by open-source firmware, you have the full access rights on the 4G router device.

The latest firmware version: EV3107

Updated Features

  • NEW: Load Balancing – Allows to adjust the traffic policy and priority. The default configuration is WAN > WIFi Relay > 4G Modem.
  • FIX: Bug fixes on Traversal Cloud. None available for customizing proxy rules.

Download EV3104 Firmware for SKU# EZR30 | EZR33

4G Router Load Balancing - Default Traffic Policy
Legacy Versions
Version: EV3104
  • NEW: Traversal cloud. You can remotely control the 4G router.
    NEW: Upgrade the firmware online (keep configurations).
    NEW: Built-in web command-line interface.
  • FIX: Carrier name.
  • TWEAK: Replace web server with lighttpd.
    TWEAK: WiFi channel changes to auto.

Download EV3104 Firmware for SKU# EZR30 | EZR33

Version: EZ3OR1.10
  • Added device information on the front page of “Status/Overview”.
    The device information including modem model, IMEI number, details of mobile signal strength, etc.
  • Improved the speed rate of the default WiFi SSID.
  • Added QMICLI command support.
  • Added QoS traffic control.
Version: OPLK1908
  • New green color theme;
  • Bootstrap theme bug fixes;
  • Version: OPLK1907
  • OpenVPN client APP is included;
  • Open source code on GitHub;
  • Version: OPLK1906v4
  • The latest OpenWrt v18.06.2 (official version);
  • Keep mobile connection alive and redial automatically;
  • Multiple languages – including: English, German, Spanish, French, and Italian.
  • Please contact us to get the updated firmware package.

    Version: OPLK1906v2
  • The latest OpenWrt v18.06 (snapshot version);
  • Optimize physical Reset button;
  • Optimize rollback under Wi-Fi connection;
  • Router gateway change to 192.168.30.1 to avoid conflict with other network devices.
  • Version: OPLK1903
  • Upgrade from OpenWrt v15.05 to the latest OpenWrt v18.06;
  • Upgrade mobile connection protocol from PPP to QMI, 30~50% faster speed;
  • Integrated mobile connection status (on the section of 4G mobile interface), real-time status of the mobile operator, mobile network type, RSSI mobile signal strength (in dBm);
  • Built-in OpenVPN and Dynamic DNS (DDNS);
  • The optimized physical interface settings for LAN and PoE connections;
  • Pre-built hardware drivers for Sierra MC7455 modem (use in America).
  • Firmware Upgrade Tutorial

    IMPORTANT
    i. DO NOT turn off the power while flashing and resetting the firmware!
    ii. Please reboot the router after successfully flashed the newer firmware.

    1. Log in router admin. Click “Backup / Flash Firmware” under “System” on the top menu;
    2. Upload the firmware package by click “Browse…” on the section of “Flash new firmware image“, then click “Flash image…“.
    3. Click “Proceed” on the page of “Flash Firmware – Verify“.
    4. Wait for 3 minutes until the router flashed the new firmware and reboot. Log in router admin at gateway IP address 192.168.30.1. The default password is root or admin.

    Require software: WinSCP & PuTTY
    You can download them from their official website with free.

    Suggest upgrade on Windows computer.
    Suggest connecting to the outdoor router with LAN cable instead of Wi-Fi.

    IMPORTANT
    Ensure DO NOT disconnect the power supply during flashing the firmware!

    1. Turn on the 4G router. Connect to Windows computer by LAN cable. Open browser and access router admin page.
    2. Open the software of WinSCP. Input parameter on the login page:
      Protocol: SCP (default)
      Hostname: 192.168.1.1 (router IP address)
      Port: 22
      Username: root (router admin user’s name)
      Password: root (router admin password)
      Click loginIt will pop up a warning page on the first login. Click “Upgrade”.
    3. Router files list in the right column. Access the patch of /tem.
      Upload or drag the firmware file end with .bin to the patch of /tem
    4. Open the software of PuTTY. Input connection parameter as below:
      Hostname: 192.168.1.1 (router IP address)
      Port: 22
      Click “Open”.
      It will pop up a warning page on the first login. Click “Yes”.
    5. On the PuTTY terminal
      Log in as: root (input router admin user’s name)
      root@192.168.1.1’s password: root (input router admin password)
    6. Input below command to start to flash the new firmware. Make sure to use the correct file name, for example, “oplk1903.bin”.
      mtd -e firmware write /tmp/oplk1903.bin firmware
    7. The return value is “Writing from /tmp/oplk1903.bin to firmware …”
      Wait a few 3~5 minutes until return “root@openwrt:~#”
    8. Now you can access the router admin with below data
      Router IP address: 192.168.1.1 (router IP address)
      User’s name: root
      Password: root or admin
    DEMO VIDEO TUTORIAL

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