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@@ -1,5 +1,12 @@
 # Minitel
 An easy-to-implement networking protocol for OpenComputers. Not to be confused with the [French computer network of the same name](https://en.wikipedia.org/wiki/Minitel).
 
+Minitel aims to implement layers 3, 4 and 5 of the OSI model.
+
 ## Layers
-Minitel presently implements [layer 3](protocol-3.md) of the OSI model.
+### Layer 3
+[Layer 3](protocol-3.md) implements addressing, meshing and datagram transmission.
+
+## Implementations
+### OpenOS
+- [Reference implementation for OpenOS](OpenOS/etc/rc.d/minitel.lua)