diff --git a/examples/linearbandwidth.py b/examples/linearbandwidth.py
index 3fd06c7..8e866a7 100755
--- a/examples/linearbandwidth.py
+++ b/examples/linearbandwidth.py
@@ -76,7 +76,7 @@ def linearBandwidthTest( lengths ):
         print "*** testing", datapath, "datapath"
         Switch = switches[ datapath ]
         results[ datapath ] = []
-        net = Mininet( topo=topo, switch=Switch )
+        net = Mininet( topo=topo, switch=Switch, waitConnected=True )
         net.start()
         print "*** testing basic connectivity"
         for n in lengths: