[ONOS-7488] Add retries to ping for SRRouting

Change-Id: If616185a41b1d54d2ebdc99f7a87a8cd2a9f449e
diff --git a/TestON/tests/USECASE/SegmentRouting/SRRouting/dependencies/SRRoutingTest.py b/TestON/tests/USECASE/SegmentRouting/SRRouting/dependencies/SRRoutingTest.py
index b1c8ea1..7566ff4 100644
--- a/TestON/tests/USECASE/SegmentRouting/SRRouting/dependencies/SRRoutingTest.py
+++ b/TestON/tests/USECASE/SegmentRouting/SRRouting/dependencies/SRRoutingTest.py
@@ -73,7 +73,7 @@
             time.sleep(60)
 
         # ping hosts
-        run.pingAllBasedOnIp( main, 'CASE%02d' % test_idx )
+        run.pingAll( main, 'CASE%02d' % test_idx, acceptableFailed=5, basedOnIp=True )
 
         if hasattr(main, 'Mininet1'):
             run.cleanup(main)