Change Mininet IP from localhost to OCN

Change-Id: Ib4888180a0cc9c812c08cb725fba3813cfe77f1c
diff --git a/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.topo b/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.topo
index 8b05fd0..4addd4a 100644
--- a/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.topo
+++ b/TestON/tests/SCPF/SCPFswitchLat/SCPFswitchLat.topo
@@ -87,7 +87,7 @@
         </ONOS1>
 
         <Mininet1>
-            <host>localhost</host>
+            <host>OCN</host>
             <user>sdn</user>
             <password>rocks</password>
             <type>MininetCliDriver</type>