diff --git a/TestON/drivers/common/cli/emulator/mininetclidriver.py b/TestON/drivers/common/cli/emulator/mininetclidriver.py
index 785aa86..c9b39ea 100644
--- a/TestON/drivers/common/cli/emulator/mininetclidriver.py
+++ b/TestON/drivers/common/cli/emulator/mininetclidriver.py
@@ -129,7 +129,7 @@
                     ": Something while cleaning MN took too long... " )
            """
 
-    def startNet( self, topoFile = None, args = None ):
+    def startNet( self, topoFile = '', args = '', timeout = 120 ):
 
         self.name = self.options[ 'name' ]
         if self.handle:
@@ -141,7 +141,7 @@
                                       'Cleanup\scomplete',
                                       pexpect.EOF,
                                       pexpect.TIMEOUT ],
-                                    120 )
+                                    timeout )
             if i == 0:
                 main.log.info( self.name + ": Sending sudo password" )
                 self.handle.sendline( self.pwd )
@@ -149,7 +149,7 @@
                                           '\$',
                                           pexpect.EOF,
                                           pexpect.TIMEOUT ],
-                                        120 )
+                                        timeout )
             if i == 1:
                 main.log.info( self.name + ": Clean" )
             elif i == 2:
@@ -158,7 +158,7 @@
                 main.log.error(
                     self.name +
                     ": Something while cleaning MN took too long... " )
-            if topoFile == None and  args ==  None:
+            if topoFile == ''  and  args ==  '':
                 main.log.info( self.name + ": building fresh mininet" )
                 # for reactive/PARP enabled tests
                 cmdString = "sudo mn " + self.options[ 'arg1' ] +\
@@ -183,7 +183,7 @@
                                               'Exception',
                                               pexpect.EOF,
                                               pexpect.TIMEOUT ],
-                                            300 )
+                                            timeout )
                     if i == 0:
                         main.log.info( self.name + ": mininet built" )
                         return main.TRUE
@@ -206,14 +206,17 @@
                         return main.FALSE
                 return main.TRUE
             else:
-                self.handle.sendline('sudo ' + topoFile + ' ' + args)
-                self.handle.sendline('')
+                main.log.info( "Starting topo file " + topoFile )
+                if args == None:
+                    args = ''
+                else:
+                    main.log.info( "args = " + args)
+                self.handle.sendline( 'sudo ' + topoFile + ' ' + args)
                 i = 1
                 i = self.handle.expect( [ 'mininet>',
                                         pexpect.EOF ,
-                                        pexpect.TIMEOUT ], 
-                                        timeout = 2)
-                self.handle.expect('mininet>')
+                                        pexpect.TIMEOUT ],
+                                        timeout)
                 main.log.info(self.name + ": Network started")
                 return main.TRUE
 
diff --git a/TestON/tests/Ping2topoExample/Ping2topoExample.params b/TestON/tests/Ping2topoExample/Ping2topoExample.params
index 79fa317..651bd4e 100644
--- a/TestON/tests/Ping2topoExample/Ping2topoExample.params
+++ b/TestON/tests/Ping2topoExample/Ping2topoExample.params
@@ -1,13 +1,12 @@
 <PARAMS>
-    <testcases>1,2,3,4,5,3</testcases>
+    <testcases>1,4,5,3</testcases>
     <ENV>
         <cellName>kelvin</cellName>
     </ENV>
     <Git>True</Git>
-
     <TOPO1>
         <file>~/mininet/examples/attTopo.py</file>
-        <args>--mac</args>
+        <args></args>
     </TOPO1>
 
     <TOPO2>
diff --git a/TestON/tests/Ping2topoExample/Ping2topoExample.py b/TestON/tests/Ping2topoExample/Ping2topoExample.py
index f2c7062..cbf2cc0 100644
--- a/TestON/tests/Ping2topoExample/Ping2topoExample.py
+++ b/TestON/tests/Ping2topoExample/Ping2topoExample.py
@@ -1,10 +1,12 @@
 """
 Description: This test is an example of a simple single node ONOS test
-
+with 2 different topology on one test test
 List of test cases:
-CASE1: Compile ONOS and push it to the test machine
-CASE2: Assign mastership to controller
+CASE1: Compile ONOS and push it to the test machine: Also starts first topology
+CASE2: Assign mastership to controller: first topology
 CASE3: Pingall
+CASE4: Creates new topology: second topology
+CASE5: Assign mastership to controller: second topology
 """
 class Ping2topoExample:
 
@@ -104,7 +106,7 @@
 
     def CASE2( self, main ):
         """
-           Assign mastership to controller
+           Assign mastership to controller : topology 1 has 13 switches
         """
         import re
 
@@ -172,6 +174,7 @@
         """
         Stop mininet and start a new one using different topology
         """
+        main.log.info ("Starts new topology")
         main.log.info( "Stopping Mininet..." )
         main.Mininet1.stopNet()
 
@@ -191,7 +194,7 @@
 
     def CASE5( self, main ):
         """
-           Assign mastership to controller
+           Assign mastership to controller: topology 2 has 25 switches
         """
         import re
 
@@ -202,14 +205,14 @@
         ONOS1Ip = main.params[ 'CTRL' ][ 'ip1' ]
         ONOS1Port = main.params[ 'CTRL' ][ 'port1' ]
 
-        for i in range( 1, 25 ):
+        for i in range( 1, 26 ):
             main.Mininet1.assignSwController(
                 sw=str( i ),
                 ip1=ONOS1Ip,
                 port1=ONOS1Port )
 
         mastershipCheck = main.TRUE
-        for i in range( 1, 25 ):
+        for i in range( 1, 26 ):
             response = main.Mininet1.getSwController( "s" + str( i ) )
             try:
                 main.log.info( str( response ) )
diff --git a/TestON/tests/PingallExample/PingallExample.params b/TestON/tests/PingallExample/PingallExample.params
index 09a6adc..85a576e 100644
--- a/TestON/tests/PingallExample/PingallExample.params
+++ b/TestON/tests/PingallExample/PingallExample.params
@@ -1,5 +1,5 @@
 <PARAMS>
-    <testcases>1,2,3,4</testcases>
+    <testcases>1,2,3</testcases>
     <ENV>
         <cellName>kelvin</cellName>
     </ENV>