How to secure your Sierra Wireless modem


  • How do I secure my Sierra Wireless modem for use with digital billboards?
  • How do I disable Telnet to my modem?
  • How do I set my modem so it doesn't respond to pings?
  • How do I disable HTTP access to my modem?


  • Sierra Wireless AirLink modems or gateways with a static IP address assigned
    • Raven XE/XT, LS300, GX400, GX440, GX450, ES450, RV50, MP70


  1. Change the default password on the modem, follow DD3498229.
  2. Verify the modem's firmware is up to date, follow DD3643150.
  3. Connect to the modem again and log in.

KB ID: DD3642163

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