Effort is made to ensure a VM always have a status and Unused VM statuses are removed

docs/source/usage/usage-for-users.rst

@@ -69,21 +69,49 @@ Then, launch your remote desktop client and connect to vnc://localhost:1234.
 Create Network
 --------------
 
+Layer 2 Network with sample IPv6 range fd00::/64 (without IPAM and routing)
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 .. code-block:: sh
 
     ucloud-cli network create --network-name mynet --network-type vxlan
 
 
-.. code-block:: json
+Layer 2 Network with /64 network with automatic IPAM
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+.. code-block:: sh
 
-    {
-        "message": "Network successfully added."
-    }
+    ucloud-cli network create --network-name mynet --network-type vxlan --user True
 
-Create VM using this network
+Attach Network to VM
+--------------------
+
+Currently, user can only attach network to his/her VM at
+the time of creation. A sample command to create VM with
+a network is as follow
 
 .. code-block:: sh
 
     ucloud-cli vm create --vm-name meow2 --cpu 1 --ram '1gb' --os-ssd '4gb' --image images:alpine --network mynet
 
+.. _get-list-of-hosts:
 
+Get List of Hosts
+-----------------
+
+.. code-block:: sh
+
+    ucloud-cli host list
+
+
+Migrate VM
+----------
+
+.. code-block:: sh
+
+    ucloud-cli vm migrate --vm-name meow --destination server1.place10
+
+
+.. option:: --destination
+
+   The name of destination host. You can find a list of host
+   using :ref:`get-list-of-hosts`