Setup dhcp by maasng module

Change-Id: I6aaa48fb662ff357307adfeb38a01fbab89e2992
diff --git a/README.rst b/README.rst
index 6180179..ae261c8 100644
--- a/README.rst
+++ b/README.rst
@@ -169,6 +169,24 @@
        sshprefs:
         - 'ssh-rsa ASD.........dfsadf blah@blah'
 
+Update Vlan
+
+NOTE: Vid 0 has default name untagged in MaaS UI
+
+.. code-block:: yaml
+
+  maas:
+    region:
+      fabrics:
+        test-fabric:
+          description: "Test fabric"
+          vlan:
+            0:
+              description: "Your VLAN 0"
+              dhcp: True
+            13:
+              description: "Your VLAN 13"
+              dhcp: False
 
 Create disk schema per machine via maas/client.sls with default lvm schema + default values
 
@@ -428,4 +446,4 @@
 Any questions or feedback is always welcome so feel free to join our IRC
 channel:
 
-    #salt-formulas @ irc.freenode.net
\ No newline at end of file
+    #salt-formulas @ irc.freenode.net