update openflow port for ryu
diff --git a/emuvim/api/zerorpcapi_DCNetwork.py b/emuvim/api/zerorpcapi_DCNetwork.py
old mode 100644
new mode 100755
index 24becd3..b60093d
--- a/emuvim/api/zerorpcapi_DCNetwork.py
+++ b/emuvim/api/zerorpcapi_DCNetwork.py
@@ -34,9 +34,12 @@
         python_install_path = site.getsitepackages()[0]

         ryu_path = python_install_path + '/ryu/app/simple_switch_13.py'

         ryu_path2 =  python_install_path + '/ryu/app/ofctl_rest.py'

+        # change the default Openflow controller port to 6653 (official IANA-assigned port number), as used by Mininet

+        # Ryu still uses 6633 as default

+        ryu_option = '--ofp-tcp-listen-port'

+        ryu_of_port = '6653'

         ryu_cmd =  'ryu-manager'

-        self.ryu_process = Popen([ryu_cmd, ryu_path, ryu_path2])

-

+        self.ryu_process = Popen([ryu_cmd, ryu_path, ryu_path2, ryu_option, ryu_of_port])

 

     def connectDCNetwork(self, net):

         self.net = net