Increased timeout

Change-Id: Ie662395c8e1865f4d69573117923c68e269d8cc0
diff --git a/TestON/tests/CHOtest/CHOtest.params b/TestON/tests/CHOtest/CHOtest.params
index 274da66..2aee8f2 100644
--- a/TestON/tests/CHOtest/CHOtest.params
+++ b/TestON/tests/CHOtest/CHOtest.params
@@ -93,6 +93,7 @@
         <CheckIntentDelay>8</CheckIntentDelay>
         <topoCheckDelay>15</topoCheckDelay>
         <pingSleep>3</pingSleep>
+        <pingTimeout>1200</pingTimeout>
     </timers>
 
     <TEST>