Change to tree topo for default reactive forwarding test
diff --git a/TestON/tests/ONOSNextTest/ONOSNextTest.params b/TestON/tests/ONOSNextTest/ONOSNextTest.params
index 0d7ff11..d2c7e51 100755
--- a/TestON/tests/ONOSNextTest/ONOSNextTest.params
+++ b/TestON/tests/ONOSNextTest/ONOSNextTest.params
@@ -1,6 +1,6 @@
 <PARAMS>
     
-    <testcases>1,3</testcases>
+    <testcases>1,4,3</testcases>
 
     #Environment variables
     <ENV>
diff --git a/TestON/tests/ONOSNextTest/ONOSNextTest.py b/TestON/tests/ONOSNextTest/ONOSNextTest.py
index 8586a7a..fadeb82 100755
--- a/TestON/tests/ONOSNextTest/ONOSNextTest.py
+++ b/TestON/tests/ONOSNextTest/ONOSNextTest.py
@@ -108,6 +108,9 @@
         main.log.info("onos command returned: "+cmd_result2)
 
     def CASE4(self, main):
+        import re
+        import time
+        main.case("Pingall Test")
         main.step("Assigning switches to controllers")
         for i in range(1,29):
             main.Mininet1.assign_sw_controller(sw=str(i), 
@@ -132,6 +135,6 @@
       
         case4_result = switch_mastership and ping_result
         utilities.assert_equals(expect=main.TRUE, actual=case4_result,
-                onpass="Test successful",
-                onfail="Test NOT successful")
+                onpass="Pingall Test successful",
+                onfail="Pingall Test NOT successful")
 
diff --git a/TestON/tests/ONOSNextTest/ONOSNextTest.topo b/TestON/tests/ONOSNextTest/ONOSNextTest.topo
index a10a91b..0f7388e 100755
--- a/TestON/tests/ONOSNextTest/ONOSNextTest.topo
+++ b/TestON/tests/ONOSNextTest/ONOSNextTest.topo
@@ -27,8 +27,9 @@
             <connect_order>3</connect_order>
             <COMPONENTS>
                 #Specify the Option for mininet
-                <arg1> </arg1>
+                <arg1> --topo tree,2,3</arg1>
                 <arg2> </arg2>
+                <arg3> </arg3>
                 <controller> remote </controller>
             </COMPONENTS>
         </Mininet1>