Update _networks.md

pdube · web-flow · commit 3304f6ea9155 · 2017-08-09T13:49:31.000-04:00
diff --git a/source/includes/openstack/_networks.md b/source/includes/openstack/_networks.md
@@ -1,6 +1,6 @@
 ### Networks
 
-Networks manage network access to instances.
+Networks are privisioned to be able to control data flow to instances. To comminucate with the external network, the network must be connected to a [router]#routers
 
 #### List networks
 
