diff --git a/examples/linearbandwidth.py b/examples/linearbandwidth.py
index 18ccf90d1b9dad6fa89417bfe439e3e7caa96459..5cd05f0046c04b4e5a62f73175af5ce71f46261b 100755
--- a/examples/linearbandwidth.py
+++ b/examples/linearbandwidth.py
@@ -93,6 +93,9 @@ def linearBandwidthTest( lengths ):
         print "*** testing bandwidth"
         for n in lengths:
             src, dst = net.hosts[ 0 ], net.hosts[ n ]
+            # Try to prime the pump to reduce PACKET_INs during test
+            # since the reference controller is reactive
+            src.cmd( 'telnet', dst.IP(), '5001' )
             print "testing", src.name, "<->", dst.name,
             bandwidth = net.iperf( [ src, dst ] )
             print bandwidth