fix openstack

README.md

@@ -42,4 +42,15 @@ This IP address may change depends on your networking.
 - Management Network is a combination of API network, Data Network, and Managemenet Network itself.
 
 ### Services
-- This tutorial will install basic services like keystone, nvoa, neutron, and glance.
+- This tutorial will install basic services like keystone, nvoa, neutron, and glance.
+
+### Installation
+Run this step orderly from top to bottom
+- [Prerequisites](../blob/master/prerequisites.md)
+- [Keystone](../blob/master/keystone.md)
+- [Glance](../blob/master/glance.md)
+- [Nova Controller](../blob/master/nova-controller.md)
+- [Nova Compute](../blob/master/nova-compute.md)
+- [Neutron Controller](../blob/master/neutron-controller.md)
+- [Neutron Compute](../blob/master/neutron-compute.md)
+- [Horizon](../blob/master/horizon.md)