diff --git a/TestON/tests/OnosCHO/OnosCHO.topo b/TestON/tests/OnosCHO/OnosCHO.topo
index 161b89c..d215937 100644
--- a/TestON/tests/OnosCHO/OnosCHO.topo
+++ b/TestON/tests/OnosCHO/OnosCHO.topo
@@ -2,7 +2,7 @@
     <COMPONENT>
 
         <ONOSbench>
-            <host>10.128.40.40</host>
+            <host>10.128.10.20</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosDriver</type>
@@ -13,7 +13,7 @@
         </ONOSbench>
 
         <ONOScli1>
-            <host>10.128.40.40</host>
+            <host>10.128.10.20</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosCliDriver</type>
@@ -22,7 +22,7 @@
         </ONOScli1>
 
 	 <ONOScli2>
-            <host>10.128.40.40</host>
+            <host>10.128.10.20</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosCliDriver</type>
@@ -31,7 +31,7 @@
         </ONOScli2>
 
 	 <ONOScli3>
-            <host>10.128.40.40</host>
+            <host>10.128.10.20</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosCliDriver</type>
@@ -40,7 +40,7 @@
         </ONOScli3>
 
         <ONOScli4>
-            <host>10.128.40.40</host>
+            <host>10.128.10.20</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosCliDriver</type>
@@ -49,7 +49,7 @@
         </ONOScli4>
 
 	 <ONOScli5>
-            <host>10.128.40.40</host>
+            <host>10.128.10.20</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosCliDriver</type>
@@ -58,7 +58,7 @@
         </ONOScli5>
 	
         <ONOS1>
-            <host>10.128.40.41</host>
+            <host>10.128.10.21</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosCliDriver</type>
@@ -67,7 +67,7 @@
         </ONOS1>
 
 	<ONOS2>
-            <host>10.128.40.42</host>
+            <host>10.128.10.22</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosCliDriver</type>
@@ -76,7 +76,7 @@
         </ONOS2>
 	
 	<ONOS3>
-            <host>10.128.40.43</host>
+            <host>10.128.10.23</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosCliDriver</type>
@@ -85,7 +85,7 @@
         </ONOS3>
 
         <ONOS4>
-            <host>10.128.40.44</host>
+            <host>10.128.10.24</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosCliDriver</type>
@@ -94,7 +94,7 @@
         </ONOS4>
 
 	<ONOS5>
-            <host>10.128.40.45</host>
+            <host>10.128.10.25</host>
             <user>admin</user>
             <password>onos_test</password>
             <type>OnosCliDriver</type>