How to update firmware on a Sierra Wireless modem


  • How do I update firmware on my Sierra Wireless modem?


  • Sierra Wireless AirLink modems or gateways
    • Raven XE/XT, LS300, GX400, GX440, GX450, ES450, RV50, MP70


  1. Log into the modem.
    • Firmware updates work best with physical access to the modem, plugged into either the Ethernet port directly, or into the router/switch that is on site.
    • The default internal interface is
    • If you are remote, connecting through the cellular network, go to where the x's are replaced by the static IP of the modem.
    • User name: user
    • Password: your specific password
  2. From the Status tab -> About, verify the current ALEOS Software Version.
    • If the current version is 4.3.4 or newer, update directly to the newest version.
    • If the current version is 4.3.3 or earlier, you will need to update to 4.3.4 first, then repeat these steps to update to the newest version.
  3. Locate and download the appropriate firmware(s) from the Sierra Wireless website,
    • Note: Download the appropriate AELOS File as well as the Correct Radio Module FIrmware File.
  4. Click the Software and Firmware button.
  5. On the Software and Firmware window that opened, click the Choose File or Browse button and locate the ALEOS file that you downloaded.
  6. Click the Update button.
  7. The ALEOS update runs automatically.
  8. Prior to the applying portion of the update it will ask for the Radio Module Firmware. Click the Choose File or Browse button and locate the Radio Module Firmware file you downloaded and click the upload button directly below.
  9. The modem will automatically reboot when the update is complete, the reboot will take a few minutes to complete and for the modem to come back online.
  10. Once the modem is back online, log in again and verify that the device is now on the newest firmware.

Note: After each firmware update it is strongly recommended to also update all passwords on the modem.

KB ID: DD3643150

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DISCLAIMER: Use of this content may void the equipment warranty, please read this DISCLAIMER prior to performing any service of the equipment.