[ONOS-6593]Review and Refactor ONOS startup procedures in TestON

Change-Id: I509a8ee7a26c198957bebf59da5c85a0edb8b995
diff --git a/TestON/tests/FUNC/FUNCnetCfg/dependencies/netCfg.py b/TestON/tests/FUNC/FUNCnetCfg/dependencies/netCfg.py
index b2e4f56..9e5404a 100644
--- a/TestON/tests/FUNC/FUNCnetCfg/dependencies/netCfg.py
+++ b/TestON/tests/FUNC/FUNCnetCfg/dependencies/netCfg.py
@@ -11,7 +11,7 @@
     """
     main.step( "Check net config" )
     if gossipTime:
-        time.sleep( gossipTime * len( main.nodes ) )
+        time.sleep( gossipTime * len( main.RESTs ) )
     responses = []
     result = utilities.retry( f=checkNodeResponses,
                               retValue=False,
@@ -26,7 +26,7 @@
 
 def checkNodeResponses ( main, responses ):
     numberOfFailedNodes = 0  # Tracks the number of nodes that failed to get net configuration
-    for node in main.nodes:
+    for node in main.RESTs:
         response = node.getNetCfg( )
         responses.append( node.pprint( response ) )
         if response == main.FALSE: