--- openflow-2011-11-14.h	2015-07-23 09:54:16.812479348 -0700
+++ openflow-2011-11-14-2.h	2015-07-23 09:54:16.816479348 -0700
@@ -173,7 +173,7 @@
 
     /* TTL processing - applicable for IP and MPLS packets */
     OFPC_INVALID_TTL_TO_CONTROLLER = 1 << 2, /* Send packets with invalid TTL
-                                                ie. 0 or 1 to controller */
+                                                to the controller */
 };
 
 /* Switch configuration. */