--- openflow-2014-12-11-3.h	2015-07-23 09:54:18.076479400 -0700
+++ openflow-2015-01-06.h	2015-07-23 09:54:18.080479400 -0700
@@ -61,12 +61,11 @@
 #endif
 
 /* Version number:
- * Non-experimental versions released: 0x01 = 1.0 ; 0x02 = 1.1 ; 0x03 = 1.2
+ * OpenFlow versions released: 0x01 = 1.0 ; 0x02 = 1.1 ; 0x03 = 1.2
  *     0x04 = 1.3.X ; 0x05 = 1.4.X ; 0x06 = 1.5.X
- * Experimental versions released: 0x81 -- 0x99
  */
-/* The most significant bit being set in the version field indicates an
- * experimental OpenFlow version.
+/* The most significant bit in the version field is reserved and must
+ * be set to zero.
  */
 #define OFP_VERSION   0x06