The cheap and versatile single board computer.
UART over SSH
The PiRoute*Slim turns any UART serial port into an SSH shared terminal console accessible through WiFi. It is a drop-in replacement for a Bluetooth RFCOMM module but offers a lot more flexibility and functionality.
Classifications
Console Terminal Server SSH for Raspberry Pi and other SBCs
The PiRoute turns any serial port into an SSH shared terminal console accessed through WiFi or Ethernet, even if the Raspberry Pi, SBC, Arduino, or other computer that has no network access
Classifications