add default IP to peers for mininet to use in ping

Change-Id: Ic4f42a2aff0f184f3bc168993b969c8213b8526c
diff --git a/TestON/tests/USECASE_SdnipFunction_fsfw/Dependency/Functions.py b/TestON/tests/USECASE_SdnipFunction_fsfw/Dependency/Functions.py
index ddd8c1e..d79bc76 100644
--- a/TestON/tests/USECASE_SdnipFunction_fsfw/Dependency/Functions.py
+++ b/TestON/tests/USECASE_SdnipFunction_fsfw/Dependency/Functions.py
@@ -54,7 +54,7 @@
 
 
 def pingSpeakerToPeer( main, speakers = ["speaker1"],
-                       peers = ["peer64514", "peer64515", "peer64516"],
+                       peers = ["pr64514", "pr64515", "pr64516"],
                        expectAllSuccess = True ):
     """
     Carry out ping test between each BGP speaker and peer pair