diff --git a/scripts/runiperf.sh b/scripts/runiperf.sh
new file mode 100755
index 0000000..9d40c98
--- /dev/null
+++ b/scripts/runiperf.sh
@@ -0,0 +1,32 @@
+#! /usr/bin/env python
+import sys
+import os
+
+def usage():
+  print "%s flowid src_dpid src_port dst_dpid dst_port duration samples" % sys.argv[0]
+  sys.exit()
+
+def main():
+  flowid = sys.argv[1]
+  src_dpid = sys.argv[2]
+  dst_dpid = sys.argv[4]
+  duration=int(sys.argv[6])
+  samples=int(sys.argv[7])
+  src_nwid=int(src_dpid.split(':')[-2], 16)
+  dst_nwid=int(dst_dpid.split(':')[-2], 16)
+  src_hostid=int(src_dpid.split(':')[-1], 16)
+  dst_hostid=int(dst_dpid.split(':')[-1], 16)
+  # /home/ubuntu/ONOS/web/scripts/iperf -t%s -i0.1 -yJ -o /tmp/iperf_%s.out -c 127.0.0.1 &
+  cmd="ssh -o StrictHostKeyChecking=no 1.1.%d.1 '/home/ubuntu/ONOS/scripts/iperf -t %s -i0.1 -k %d -yJ -o /home/ubuntu/ONOS/web/log/iperf_%s.out -c 192.168.%d.%d 2>&1 &' &" % (src_hostid, duration, samples, flowid, dst_nwid, dst_hostid)
+  killcmd='pkill -KILL -f \"iperf .* -o .*/iperf_%s.out\"' % (flowid)
+  print killcmd
+  print cmd
+  os.popen(killcmd)
+  os.popen(cmd)
+
+if __name__ == "__main__":
+  if len(sys.argv) != 8:
+    print len(sys.argv)
+    usage()
+
+  main()