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README.md

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 # termux-sms-gateway
 SMS and notification gateway from Android smartphone
+
+#### Goal:
+
+Make any laptop with an Internet connection an SMS gateway
+Send SMS from his desktop from a web interface or other.
+Receive SMS on his desk in order to use the content.
+
+#### Method used
+
+- SMS sending
+
+- SMS are created on one machine (1 or more) on the network.
+    - They are then published to a public or private MQTT mail server
+    - The messages are received on an MQTT client installed on the laptop (1 or more).
+    - The messages are then sent to the recipients.
+
+####SMS reception
+
+- The SMS are received on the mobile and published to the MQTT server
+- The messages are received on an MQTT client installed on the subscribed machine (1 or more)
+
+#### Conditions for receiving or sending
+
+- Take a public or private MQTT server to relay messages
+- Subscribe MQTT clients to the same topics
+
+#### Non-exhaustive use
+
+- Email message usage
+- Receive and process alert messages (IOT or other)
+- etc ...