diff --git a/neutron/plugins/cisco/n1kv/n1kv_client.py b/neutron/plugins/cisco/n1kv/n1kv_client.py
index 77ecc1e1a0..7d38d58626 100644
--- a/neutron/plugins/cisco/n1kv/n1kv_client.py
+++ b/neutron/plugins/cisco/n1kv/n1kv_client.py
@@ -339,11 +339,25 @@ class Client(object):
                 'ipAddressSubnet': netmask,
                 'description': subnet['name'],
                 'gateway': subnet['gateway_ip'],
+                'dhcp': subnet['enable_dhcp'],
+                'dnsServersList': subnet['dns_nameservers'],
                 'networkAddress': network_address,
                 'tenantId': subnet['tenant_id']}
         return self._post(self.ip_pool_path % subnet['id'],
                           body=body)
 
+    def update_ip_pool(self, subnet):
+        """
+        Update an ip-pool on the VSM.
+
+        :param subnet: subnet dictionary
+        """
+        body = {'description': subnet['name'],
+                'dhcp': subnet['enable_dhcp'],
+                'dnsServersList': subnet['dns_nameservers']}
+        return self._post(self.ip_pool_path % subnet['id'],
+                          body=body)
+
     def delete_ip_pool(self, subnet_id):
         """
         Delete an ip-pool on the VSM.
diff --git a/neutron/plugins/cisco/n1kv/n1kv_neutron_plugin.py b/neutron/plugins/cisco/n1kv/n1kv_neutron_plugin.py
index ad8f623918..04ccb128a3 100644
--- a/neutron/plugins/cisco/n1kv/n1kv_neutron_plugin.py
+++ b/neutron/plugins/cisco/n1kv/n1kv_neutron_plugin.py
@@ -875,8 +875,16 @@ class N1kvNeutronPluginV2(db_base_plugin_v2.NeutronDbPluginV2,
         LOG.debug(_('_send_create_subnet_request: %s'), subnet['id'])
         n1kvclient = n1kv_client.Client()
         n1kvclient.create_ip_pool(subnet)
-        body = {'ipPool': subnet['id']}
-        n1kvclient.update_network_segment(subnet['network_id'], body=body)
+
+    def _send_update_subnet_request(self, subnet):
+        """
+        Send update subnet request to VSM.
+
+        :param subnet: subnet dictionary
+        """
+        LOG.debug(_('_send_update_subnet_request: %s'), subnet['name'])
+        n1kvclient = n1kv_client.Client()
+        n1kvclient.update_ip_pool(subnet)
 
     def _send_delete_subnet_request(self, context, subnet):
         """
@@ -1355,6 +1363,7 @@ class N1kvNeutronPluginV2(db_base_plugin_v2.NeutronDbPluginV2,
         sub = super(N1kvNeutronPluginV2, self).update_subnet(context,
                                                              id,
                                                              subnet)
+        self._send_update_subnet_request(sub)
         return sub
 
     def delete_subnet(self, context, id):
diff --git a/neutron/tests/unit/cisco/n1kv/test_n1kv_plugin.py b/neutron/tests/unit/cisco/n1kv/test_n1kv_plugin.py
index 1256380192..b698e09d8d 100644
--- a/neutron/tests/unit/cisco/n1kv/test_n1kv_plugin.py
+++ b/neutron/tests/unit/cisco/n1kv/test_n1kv_plugin.py
@@ -379,6 +379,12 @@ class TestN1kvNetworks(test_plugin.TestNetworksV2,
             self.assertEqual(res.status_int, 400)
 
 
+class TestN1kvSubnets(test_plugin.TestSubnetsV2,
+                      N1kvPluginTestCase):
+
+    pass
+
+
 class TestN1kvNonDbTest(base.BaseTestCase):
 
     """