diff --git a/cluster-mgmt/template/onsdemo_core.py.devA b/cluster-mgmt/template/onsdemo_core.py.devA
new file mode 100755
index 0000000..ad74e4b
--- /dev/null
+++ b/cluster-mgmt/template/onsdemo_core.py.devA
@@ -0,0 +1,158 @@
+#!/usr/bin/python
+
+"""
+Start up a Simple topology
+"""
+from mininet.net import Mininet
+from mininet.node import Controller, RemoteController
+from mininet.log import setLogLevel, info, error, warn, debug
+from mininet.cli import CLI
+from mininet.topo import Topo
+from mininet.util import quietRun
+from mininet.moduledeps import pathCheck
+from mininet.link import Link, TCLink
+
+from sys import exit
+import os.path
+from subprocess import Popen, STDOUT, PIPE
+
+import sys
+
+
+#import argparse
+
+class MyController( Controller ):
+    def __init__( self, name, ip='127.0.0.1', port=6633, **kwargs):
+        """Init.
+           name: name to give controller
+           ip: the IP address where the remote controller is
+           listening
+           port: the port where the remote controller is listening"""
+        Controller.__init__( self, name, ip=ip, port=port, **kwargs )
+
+    def start( self ):
+        "Overridden to do nothing."
+        return
+
+    def stop( self ):
+        "Overridden to do nothing."
+        return
+
+    def checkListening( self ):
+        "Warn if remote controller is not accessible"
+        listening = self.cmd( "echo A | telnet -e A %s %d" %
+                              ( self.ip, self.port ) )
+        if 'Unable' in listening:
+            warn( "Unable to contact the remote controller"
+                  " at %s:%d\n" % ( self.ip, self.port ) )
+
+class SDNTopo( Topo ):
+    "SDN Topology"
+
+    def __init__( self, *args, **kwargs ):
+        Topo.__init__( self, *args, **kwargs )
+
+        sw5 = self.addSwitch('sw5', dpid='00000000ba5eba13')
+        sw2 = self.addSwitch('sw2', dpid='00000000ba5eba11')
+        sw3 = self.addSwitch('sw3', dpid='00000008a208f901')
+        sw4 = self.addSwitch('sw4', dpid='000000000000ba12')
+        sw6 = self.addSwitch('sw6', dpid='0000204e7f518a35')
+        sw1 = self.addSwitch('sw1', dpid='0000001697089a46')
+
+        host1 = self.addHost( 'host1' )
+        host2 = self.addHost( 'host2' )
+        host3 = self.addHost( 'host3' )
+        host4 = self.addHost( 'host4' )
+        host5 = self.addHost( 'host5' )
+        host6 = self.addHost( 'host6' )
+
+        self.addLink( host1, sw1 )
+        self.addLink( host2, sw2 )
+        self.addLink( host3, sw3 )
+        self.addLink( host4, sw4 )
+        self.addLink( host5, sw5 )
+        self.addLink( host6, sw6 )
+
+        self.addLink( sw1, sw2 )
+        self.addLink( sw1, sw6 )
+        self.addLink( sw2, sw3 )
+        self.addLink( sw3, sw4 )
+        self.addLink( sw3, sw6 )
+        self.addLink( sw4, sw5 )
+        self.addLink( sw5, sw6 )
+        self.addLink( sw4, sw6 )
+
+def startsshd( host ):
+    "Start sshd on host"
+    info( '*** Starting sshd\n' )
+    name, intf, ip = host.name, host.defaultIntf(), host.IP()
+    banner = '/tmp/%s.banner' % name
+    host.cmd( 'echo "Welcome to %s at %s" >  %s' % ( name, ip, banner ) )
+    host.cmd( '/usr/sbin/sshd -o "Banner %s"' % banner, '-o "UseDNS no"' )
+    info( '***', host.name, 'is running sshd on', intf, 'at', ip, '\n' )
+
+def startsshds ( hosts ):
+    for h in hosts:
+        startsshd( h )
+
+def stopsshd( ):
+    "Stop *all* sshd processes with a custom banner"
+    info( '*** Shutting down stale sshd/Banner processes ',
+          quietRun( "pkill -9 -f Banner" ), '\n' )
+
+def sdnnet(opt):
+#    os.system('/home/ubuntu/openflow/controller/controller ptcp: &')
+#    os.system('/home/ubuntu/openflow/controller/controller ptcp:7000 &')
+
+    topo = SDNTopo()
+    info( '*** Creating network\n' )
+#    net = Mininet( topo=topo, controller=RemoteController )
+    net = Mininet( topo=topo, controller=MyController, link=TCLink)
+#    dc = DebugController('c3', ip='127.0.0.1', port=7000)
+#    net.addController(dc)
+#    net.addController(controller=RemoteController)
+
+    host1, host2, host3, host4, host5, host6 = net.get( 'host1', 'host2', 'host3', 'host4', 'host5', 'host6')
+
+    ## Adding 2nd, 3rd and 4th interface to host1 connected to sw1 (for another BGP peering)
+    sw1 = net.get('sw1')
+    sw2 = net.get('sw2')
+    sw3 = net.get('sw3')
+    sw4 = net.get('sw4')
+    sw5 = net.get('sw5')
+    sw6 = net.get('sw6')
+
+    net.start()
+
+    sw2.attach('tap01_2')
+    sw3.attach('tap01_3')
+    sw4.attach('tap01_4')
+    sw4.attach('tap01_5')
+    sw5.attach('tap01_6')
+    sw6.attach('tap01_7')
+    sw1.attach('tap01_8')
+
+    host1.defaultIntf().setIP('192.168.100.141/16') 
+    host2.defaultIntf().setIP('192.168.100.142/16')
+    host3.defaultIntf().setIP('192.168.100.143/16')
+    host4.defaultIntf().setIP('192.168.100.144/16')
+    host5.defaultIntf().setIP('192.168.100.145/16')
+    host6.defaultIntf().setIP('192.168.100.146/16')
+
+    hosts = [ host1, host2, host3, host4, host5, host6 ]
+    stopsshd ()
+    startsshds ( hosts )
+
+    if opt=="cli":
+        CLI(net)
+        stopsshd()
+        net.stop()
+
+if __name__ == '__main__':
+    setLogLevel( 'info' )
+    if len(sys.argv) == 1:
+      sdnnet("cli")
+    elif len(sys.argv) == 2 and sys.argv[1] == "-n":
+      sdnnet("nocli")
+    else:
+      print "%s [-n]" % sys.argv[0]