diff --git a/TestON/tests/CHOTestMonkey/dependencies/topologies/topoRingIpv6.py b/TestON/tests/CHOTestMonkey/dependencies/topologies/topoRingIpv6.py
new file mode 100755
index 0000000..4b81223
--- /dev/null
+++ b/TestON/tests/CHOTestMonkey/dependencies/topologies/topoRingIpv6.py
@@ -0,0 +1,93 @@
+#!/usr/bin/python
+"""
+"""
+from mininet.topo import Topo
+from mininet.net import Mininet
+from mininet.node import Host, RemoteController
+from mininet.node import Node
+from mininet.node import CPULimitedHost
+from mininet.link import TCLink
+from mininet.cli import CLI
+from mininet.log import setLogLevel
+from mininet.util import dumpNodeConnections
+from mininet.node import ( UserSwitch, OVSSwitch, IVSSwitch )
+
+class dualStackHost( Host ):
+    def config( self, v6Addr='1000::1/64', **params ):
+        r = super( Host, self ).config( **params )
+        intf = self.defaultIntf()
+        self.cmd( 'ip -6 addr add %s dev %s' % ( v6Addr, intf ) )
+        return r
+
+class ringTopo( Topo ):
+
+    def __init__( self, **opts ):
+        "Create a topology."
+
+        # Initialize Topology
+        Topo.__init__( self, **opts )
+
+        s1 = self.addSwitch( 's1' )
+        s2 = self.addSwitch( 's2' )
+        s3 = self.addSwitch( 's3' )
+        s4 = self.addSwitch( 's4' )
+        s5 = self.addSwitch( 's5' )
+        s6 = self.addSwitch( 's6' )
+        s7 = self.addSwitch( 's7' )
+        s8 = self.addSwitch( 's8' )
+        s9 = self.addSwitch( 's9' )
+        s10 = self.addSwitch( 's10' )
+
+        # ... and now hosts
+        s1_host = self.addHost( 'h1', ip='10.1.0.1/24', cls=dualStackHost, v6Addr='1000::1/64' )
+        s2_host = self.addHost( 'h2', ip='10.1.0.2/24', cls=dualStackHost, v6Addr='1000::2/64' )
+        s3_host = self.addHost( 'h3', ip='10.1.0.3/24', cls=dualStackHost, v6Addr='1000::3/64' )
+        s4_host = self.addHost( 'h4', ip='10.1.0.4/24', cls=dualStackHost, v6Addr='1000::4/64' )
+        s5_host = self.addHost( 'h5', ip='10.1.0.5/24', cls=dualStackHost, v6Addr='1000::5/64' )
+        s6_host = self.addHost( 'h6', ip='10.1.0.6/24', cls=dualStackHost, v6Addr='1000::6/64' )
+        s7_host = self.addHost( 'h7', ip='10.1.0.7/24', cls=dualStackHost, v6Addr='1000::7/64' )
+        s8_host = self.addHost( 'h8', ip='10.1.0.8/24', cls=dualStackHost, v6Addr='1000::8/64' )
+        s9_host = self.addHost( 'h9', ip='10.1.0.9/24', cls=dualStackHost, v6Addr='1000::9/64' )
+        s10_host = self.addHost( 'h10', ip='10.1.0.10/24', cls=dualStackHost, v6Addr='1000::10/64' )
+
+        # add edges between switch and corresponding host
+        self.addLink( s1 , s1_host )
+        self.addLink( s2 , s2_host )
+        self.addLink( s3 , s3_host )
+        self.addLink( s4 , s4_host )
+        self.addLink( s5 , s5_host )
+        self.addLink( s6 , s6_host )
+        self.addLink( s7 , s7_host )
+        self.addLink( s8 , s8_host )
+        self.addLink( s9 , s9_host )
+        self.addLink( s10 , s10_host )
+        self.addLink(s1, s2)
+        self.addLink(s2, s3)
+        self.addLink(s3, s4)
+        self.addLink(s4, s5)
+        self.addLink(s5, s6)
+        self.addLink(s6, s7)
+        self.addLink(s7, s8)
+        self.addLink(s8, s9)
+        self.addLink(s9, s10)
+        self.addLink(s10, s1)
+
+topos = { 'ring': ( lambda: ringTopo() ) }
+
+# HERE THE CODE DEFINITION OF THE TOPOLOGY ENDS
+
+def setupNetwork():
+    "Create network"
+    topo = ringTopo()
+    #if controller_ip == '':
+        #controller_ip = '10.0.2.2';
+    #    controller_ip = '127.0.0.1';
+    network = Mininet(topo=topo, switch=OVSSwitch, autoSetMacs=True, controller=None)
+    network.start()
+    CLI( network )
+    network.stop()
+
+if __name__ == '__main__':
+    setLogLevel('info')
+    #setLogLevel('debug')
+    setupNetwork()