<?xml version='1.0'?>
-<!DOCTYPE platform SYSTEM "http://simgrid.gforge.inria.fr/simgrid.dtd">
-<platform version="3">
- <process host="server" function="server" />
- <process host="client" function="client" />
-</platform>
\ No newline at end of file
+<!DOCTYPE platform SYSTEM "http://simgrid.gforge.inria.fr/simgrid/simgrid.dtd">
+<platform version="4">
+ <process host="alice" function="server" />
+ <process host="bob" function="client" />
+</platform>