diff --git a/oft b/oft
old mode 100755
new mode 100644
index b96c009..c812c4e
--- a/oft
+++ b/oft
@@ -93,7 +93,8 @@
     "random_seed"        : None,
     "disable_ipv6"       : False,
     "random_order"       : False,
-
+    "dump_packet"        : True,
+    
     # Other configuration
     "port_map"           : {},
 }
@@ -212,6 +213,8 @@
                       help="Disable IPv6 tests")
     group.add_option("--random-order", action="store_true",
                       help="Randomize order of tests")
+    group.add_option("--dump_packet", action="store_true",
+                      help="Dump packet content on log when verify packet fail")                      
     parser.add_option_group(group)
 
     # Might need this if other parsers want command line