diff --git a/TestON/tests/HATestZK/HATestZK.py b/TestON/tests/HATestZK/HATestZK.py
index 303cce0..8860070 100644
--- a/TestON/tests/HATestZK/HATestZK.py
+++ b/TestON/tests/HATestZK/HATestZK.py
@@ -1,4 +1,9 @@
+'''
+Description: This case is to ensure that in the event of Zookeeper failures (including the leader node)
+the cluster should continue to function properly by the passing of Zookeeper functionality to the 
+remaining nodes. In this test, a quorum of the Zookeeper instances must be kept alive.
 
+'''
 class HATestZK:
 
     global topology
@@ -250,6 +255,25 @@
         main.Mininet2.pingLong(src=main.params['PING']['source9'],target=main.params['PING']['target9'],pingTime=500)
         main.Mininet2.pingLong(src=main.params['PING']['source10'],target=main.params['PING']['target10'],pingTime=500)
 
+        main.step("Create TestONTopology object")
+        ctrls = []
+        count = 1
+        while True:
+            temp = ()
+            if ('ip' + str(count)) in main.params['CTRL']:
+                temp = temp + (getattr(main,('ONOS' + str(count))),)
+                temp = temp + ("ONOS"+str(count),)
+                temp = temp + (main.params['CTRL']['ip'+str(count)],)
+                temp = temp + (eval(main.params['CTRL']['port'+str(count)]),)
+                ctrls.append(temp)
+                count = count + 1
+            else:
+                break
+        from sts.topology.teston_topology import TestONTopology # assumes that sts is already in you PYTHONPATH
+        global MNTopo 
+        Topo = TestONTopology(main.Mininet1, ctrls) # can also add Intent API info for intent operations
+        MNTopo = Topo
+
 
     def CASE5(self,main) :
         import re
@@ -391,7 +415,16 @@
             main.log.info("No Loss in the pings!")
         utilities.assert_equals(expect=main.FALSE,actual=result,onpass="No Loss of connectivity!",onfail="LOSS OF CONNECTIVITY")
         result5=not result
-        result = result1 and result2 and result3 and result4 and result5
+
+        main.step("Check that ONOS Topology is consistent with MN Topology")
+
+
+        result6 = main.TRUE
+        for n in range(1,5):
+            result = main.Mininet1.compare_topo(MNTopo, main.ONOS1.get_json(main.params['CTRL']['ip'+str(n)]+":"+main.params['CTRL']['restPort'+str(n)]+main.params['TopoRest']))
+            utilities.assert_equals(expect=main.TRUE,actual=result,onpass="ONOS" + str(n) + " Topology matches MN Topology",onfail="ONOS" + str(n) + " Topology does not match MN Topology")
+            result6 = result6 and result
+        result = result1 and result2 and result3 and result4 and result5 and result6
         utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Constant State Tests Passed!",onfail="CONSTANT STATE TESTS FAILED!!")
 
     def CASE7 (self,main):
diff --git a/TestON/tests/HATestZK/HATestZK.topo b/TestON/tests/HATestZK/HATestZK.topo
index 9ccdb17..cecffad 100644
--- a/TestON/tests/HATestZK/HATestZK.topo
+++ b/TestON/tests/HATestZK/HATestZK.topo
@@ -2,7 +2,7 @@
 
     <COMPONENT>
         <ZK1>
-            <host>10.128.9.1</host>
+            <host>10.128.11.1</host>
             <user>admin</user>
             <password></password>
             <type>ZookeeperCliDriver</type>
@@ -12,7 +12,7 @@
         </ZK1>
 
         <ZK2>
-            <host>10.128.9.2</host>
+            <host>10.128.11.2</host>
             <user>admin</user>
             <password></password>
             <type>ZookeeperCliDriver</type>
@@ -22,7 +22,7 @@
         </ZK2>
 
         <ZK3>
-            <host>10.128.9.3</host>
+            <host>10.128.11.3</host>
             <user>admin</user>
             <password></password>
             <type>ZookeeperCliDriver</type>
@@ -32,7 +32,7 @@
         </ZK3>
        
         <ZK4>
-            <host>10.128.9.4</host>
+            <host>10.128.11.4</host>
             <user>admin</user>
             <password></password>
             <type>ZookeeperCliDriver</type>
@@ -42,7 +42,7 @@
         </ZK4>
 
         <ZK5>
-            <host>10.128.9.5</host>
+            <host>10.128.11.5</host>
             <user>admin</user>
             <password></password>
             <type>ZookeeperCliDriver</type>
@@ -52,7 +52,7 @@
         </ZK5>
 
         <RC1>
-            <host>10.128.9.1</host>
+            <host>10.128.11.1</host>
             <user>admin</user>
             <password></password>
             <type>RamCloudCliDriver</type>
@@ -62,7 +62,7 @@
         </RC1>
 
         <RC2>
-            <host>10.128.9.2</host>
+            <host>10.128.11.2</host>
             <user>admin</user>
             <password></password>
             <type>RamCloudCliDriver</type>
@@ -72,7 +72,7 @@
         </RC2>
        
         <RC3>
-            <host>10.128.9.3</host>
+            <host>10.128.11.3</host>
             <user>admin</user>
             <password></password>
             <type>RamCloudCliDriver</type>
@@ -82,7 +82,7 @@
         </RC3>
        
         <RC4>
-            <host>10.128.9.4</host>
+            <host>10.128.11.4</host>
             <user>admin</user>
             <password></password>
             <type>RamCloudCliDriver</type>
@@ -92,7 +92,7 @@
         </RC4>
 
         <RC5>
-            <host>10.128.9.5</host>
+            <host>10.128.11.5</host>
             <user>admin</user>
             <password></password>
             <type>RamCloudCliDriver</type>
@@ -102,7 +102,7 @@
         </RC5>
 
         <ONOS1>
-            <host>10.128.9.1</host>
+            <host>10.128.11.1</host>
             <user>admin</user>
             <password></password>
             <type>OnosCliDriver</type>
@@ -112,7 +112,7 @@
         </ONOS1>
 
         <ONOS2>
-            <host>10.128.9.2</host>
+            <host>10.128.11.2</host>
             <user>admin</user>
             <password></password>
             <type>OnosCliDriver</type>
@@ -122,7 +122,7 @@
         </ONOS2>
 
         <ONOS3>
-            <host>10.128.9.3</host>
+            <host>10.128.11.3</host>
             <user>admin</user>
             <password></password>
             <type>OnosCliDriver</type>
@@ -132,7 +132,7 @@
         </ONOS3>
        
         <ONOS4>
-            <host>10.128.9.4</host>
+            <host>10.128.11.4</host>
             <user>admin</user>
             <password></password>
             <type>OnosCliDriver</type>
@@ -142,7 +142,7 @@
         </ONOS4>
 
         <ONOS5>
-            <host>10.128.9.5</host>
+            <host>10.128.11.5</host>
             <user>admin</user>
             <password></password>
             <type>OnosCliDriver</type>
@@ -152,7 +152,7 @@
         </ONOS5>
 
         <Mininet1>
-            <host>10.128.9.10</host>
+            <host>10.128.11.11</host>
             <user>admin</user>
             <password></password>
             <type>MininetCliDriver</type>
@@ -166,7 +166,7 @@
         </Mininet1>
 
         <Mininet2>
-            <host>10.128.9.10</host>
+            <host>10.128.11.11</host>
             <user>admin</user>
             <password></password>
             <type>RemoteMininetDriver</type>