Requirements for the gateway node hardware:

• Run from wall power
• Persistent state
• Discover network link to the Internet
• Internet connectivity via WiFi or cellular (through external modules if needed)
• Receive system configuration data from the Internet and self configure (zero touch from fresh powerup)
• I/O sufficient to allow for double duty as a data collection node
• Linux OS to allow flexibility in feature set
• Local storage sufficient to buffer data collection in the event of link outages