@@ -183,6 +183,34 @@ given a VLAN tag and IP address range, so that instances created via

 DevStack will use the external router for L3 connectivity, as opposed

 to the neutron L3 service.

+Physical Network Setup

+----------------------

+

+.. nwdiag::

+

+        nwdiag {

+                inet [ shape = cloud ];

+                router;

+                inet -- router;

+

+                network provider_net {

+                        address = "203.0.113.0/24"

+                        router [ address = "203.0.113.1" ];

+                        controller;

+                        compute1;

+                        compute2;

+                }

+

+                network control_plane {

+                        router [ address = "10.0.0.1" ]

+                        address = "10.0.0.0/24"

+                        controller [ address = "10.0.0.2" ]

+                        compute1 [ address = "10.0.0.3" ]

+                        compute2 [ address = "10.0.0.4" ]

+                }

+        }

+

+

 Service Configuration

 ---------------------