From this document: https://documentation.meraki.com/MX/Cellular/3G%2F%2F4G_Cellular_Failover_with_USB_Modems Setting Up a Cellular Modem as an Uplink Please note that upon first-time bootup and connection to the Meraki Cloud, an ethernet WAN connection must be used to download the initial configuration and get the device online the first time.
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