diff --git a/eo/tutorial/ParadisEO/Lesson1/paradiseo.config b/eo/tutorial/ParadisEO/Lesson1/paradiseo.config
index f336791d..ac546ad3 100644
--- a/eo/tutorial/ParadisEO/Lesson1/paradiseo.config
+++ b/eo/tutorial/ParadisEO/Lesson1/paradiseo.config
@@ -1,4 +1,4 @@
-127.0.0.1 0 ${HOME}/eo/tutorial/ParadisEO/Lesson1/IslandBitEA1
-127.0.0.1 1 ${HOME}/eo/tutorial/ParadisEO/Lesson1/IslandBitEA1
-127.0.0.1 1 ${HOME}/eo/tutorial/ParadisEO/Lesson1/IslandBitEA2
-127.0.0.1 1 ${HOME}/eo/tutorial/ParadisEO/Lesson1/IslandBitEA2
+${MACHINE1} 0 ${HOME}/eo/tutorial/ParadisEO/Lesson1/IslandBitEA1
+${MACHINE2} 1 ${HOME}/eo/tutorial/ParadisEO/Lesson1/IslandBitEA1
+${MACHINE3} 1 ${HOME}/eo/tutorial/ParadisEO/Lesson1/IslandBitEA2
+${MACHINE4} 1 ${HOME}/eo/tutorial/ParadisEO/Lesson1/IslandBitEA2
diff --git a/eo/tutorial/ParadisEO/Lesson2/paradiseo.config b/eo/tutorial/ParadisEO/Lesson2/paradiseo.config
index a639308e..8c1e07af 100644
--- a/eo/tutorial/ParadisEO/Lesson2/paradiseo.config
+++ b/eo/tutorial/ParadisEO/Lesson2/paradiseo.config
@@ -1,4 +1,4 @@
-127.0.0.1 0 ${HOME}/eo/tutorial/ParadisEO/Lesson2/MasterDistEvalBitEA
-127.0.0.1 1 ${HOME}/eo/tutorial/ParadisEO/Lesson2/SlaveDistEvalBitEA
-127.0.0.1 1 ${HOME}/eo/tutorial/ParadisEO/Lesson2/SlaveDistEvalBitEA
-127.0.0.1 1 ${HOME}/eo/tutorial/ParadisEO/Lesson2/SlaveDistEvalBitEA
+${MACHINE0} 0 ${HOME}/eo/tutorial/ParadisEO/Lesson2/MasterDistEvalBitEA
+${MACHINE0} 1 ${HOME}/eo/tutorial/ParadisEO/Lesson2/SlaveDistEvalBitEA
+${MACHINE1} 1 ${HOME}/eo/tutorial/ParadisEO/Lesson2/SlaveDistEvalBitEA
+${MACHINE2} 1 ${HOME}/eo/tutorial/ParadisEO/Lesson2/SlaveDistEvalBitEA