+/** @addtogroup MSG_examples
+ *
+ * - <b>chord/chord.c: Classical Chord P2P protocol</b>
+ * This example implements the well known Chord P2P protocol. Its
+ * main advantage is that it constitute a fully working non-trivial
+ * example. In addition, its implementation is rather efficient, as
+ * demonstrated in http://hal.inria.fr/inria-00602216/
+ */
+
+
+ XBT_LOG_NEW_DEFAULT_CATEGORY(msg_chord,