diff --git a/tempest/api/network/base.py b/tempest/api/network/base.py
index c3a66c5..b6c2679 100644
--- a/tempest/api/network/base.py
+++ b/tempest/api/network/base.py
@@ -20,8 +20,11 @@
 from tempest import clients
 from tempest.common.utils.data_utils import rand_name
 from tempest import exceptions
+from tempest.openstack.common import log as logging
 import tempest.test
 
+LOG = logging.getLogger(__name__)
+
 
 class BaseNetworkTest(tempest.test.BaseTestCase):
 
@@ -61,26 +64,79 @@
         cls.vips = []
         cls.members = []
         cls.health_monitors = []
+        cls.vpnservices = []
 
     @classmethod
     def tearDownClass(cls):
-        for health_monitor in cls.health_monitors:
-            cls.client.delete_health_monitor(health_monitor['id'])
-        for member in cls.members:
-            cls.client.delete_member(member['id'])
-        for vip in cls.vips:
-            cls.client.delete_vip(vip['id'])
-        for pool in cls.pools:
-            cls.client.delete_pool(pool['id'])
-        for port in cls.ports:
-            cls.client.delete_port(port['id'])
+        has_exception = False
+        for vpnservice in cls.vpnservices:
+            try:
+                cls.client.delete_vpn_service(vpnservice['id'])
+            except Exception as exc:
+                LOG.exception(exc)
+                has_exception = True
+
         for router in cls.routers:
-            cls.client.delete_router(router['id'])
+            try:
+                resp, body = cls.client.list_router_interfaces(router['id'])
+                interfaces = body['ports']
+                for i in interfaces:
+                    cls.client.remove_router_interface_with_subnet_id(
+                        router['id'], i['fixed_ips'][0]['subnet_id'])
+            except Exception as exc:
+                LOG.exception(exc)
+                has_exception = True
+            try:
+                cls.client.delete_router(router['id'])
+            except Exception as exc:
+                LOG.exception(exc)
+                has_exception = True
+
+        for health_monitor in cls.health_monitors:
+            try:
+                cls.client.delete_health_monitor(health_monitor['id'])
+            except Exception as exc:
+                LOG.exception(exc)
+                has_exception = True
+        for member in cls.members:
+            try:
+                cls.client.delete_member(member['id'])
+            except Exception as exc:
+                LOG.exception(exc)
+                has_exception = True
+        for vip in cls.vips:
+            try:
+                cls.client.delete_vip(vip['id'])
+            except Exception as exc:
+                LOG.exception(exc)
+                has_exception = True
+        for pool in cls.pools:
+            try:
+                cls.client.delete_pool(pool['id'])
+            except Exception as exc:
+                LOG.exception(exc)
+                has_exception = True
+        for port in cls.ports:
+            try:
+                cls.client.delete_port(port['id'])
+            except Exception as exc:
+                LOG.exception(exc)
+                has_exception = True
         for subnet in cls.subnets:
-            cls.client.delete_subnet(subnet['id'])
+            try:
+                cls.client.delete_subnet(subnet['id'])
+            except Exception as exc:
+                LOG.exception(exc)
+                has_exception = True
         for network in cls.networks:
-            cls.client.delete_network(network['id'])
+            try:
+                cls.client.delete_network(network['id'])
+            except Exception as exc:
+                LOG.exception(exc)
+                has_exception = True
         super(BaseNetworkTest, cls).tearDownClass()
+        if has_exception:
+            raise exceptions.TearDownException()
 
     @classmethod
     def create_network(cls, network_name=None):
@@ -179,3 +235,19 @@
         health_monitor = body['health_monitor']
         cls.health_monitors.append(health_monitor)
         return health_monitor
+
+    @classmethod
+    def create_router_interface(cls, router_id, subnet_id):
+        """Wrapper utility that returns a router interface."""
+        resp, interface = cls.client.add_router_interface_with_subnet_id(
+            router_id, subnet_id)
+
+    @classmethod
+    def create_vpnservice(cls, subnet_id, router_id):
+        """Wrapper utility that returns a test vpn service."""
+        resp, body = cls.client.create_vpn_service(
+            subnet_id, router_id, admin_state_up=True,
+            name=rand_name("vpnservice-"))
+        vpnservice = body['vpnservice']
+        cls.vpnservices.append(vpnservice)
+        return vpnservice
diff --git a/tempest/api/network/test_vpnaas_extensions.py b/tempest/api/network/test_vpnaas_extensions.py
new file mode 100644
index 0000000..7a8128b
--- /dev/null
+++ b/tempest/api/network/test_vpnaas_extensions.py
@@ -0,0 +1,96 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.api.network import base
+from tempest.common.utils.data_utils import rand_name
+from tempest.test import attr
+
+
+class VPNaaSJSON(base.BaseNetworkTest):
+    _interface = 'json'
+
+    """
+    Tests the following operations in the Neutron API using the REST client for
+    Neutron:
+
+        List VPN Services
+        Show VPN Services
+        Create VPN Services
+        Update VPN Services
+        Delete VPN Services
+    """
+
+    @classmethod
+    def setUpClass(cls):
+        super(VPNaaSJSON, cls).setUpClass()
+        cls.network = cls.create_network()
+        cls.subnet = cls.create_subnet(cls.network)
+        cls.router = cls.create_router(rand_name("router-"))
+        cls.create_router_interface(cls.router['id'], cls.subnet['id'])
+        cls.vpnservice = cls.create_vpnservice(cls.subnet['id'],
+                                               cls.router['id'])
+
+    @attr(type='smoke')
+    def test_list_vpn_services(self):
+        # Verify the VPN service exists in the list of all VPN services
+        resp, body = self.client.list_vpn_services()
+        self.assertEqual('200', resp['status'])
+        vpnservices = body['vpnservices']
+        self.assertIn(self.vpnservice['id'], [v['id'] for v in vpnservices])
+
+    @attr(type='smoke')
+    def test_create_update_delete_vpn_service(self):
+        # Creates a VPN service
+        name = rand_name('vpn-service-')
+        resp, body = self.client.create_vpn_service(self.subnet['id'],
+                                                    self.router['id'],
+                                                    name=name,
+                                                    admin_state_up=True)
+        self.assertEqual('201', resp['status'])
+        vpnservice = body['vpnservice']
+        # Assert if created vpnservices are not found in vpnservices list
+        resp, body = self.client.list_vpn_services()
+        vpn_services = [vs['id'] for vs in body['vpnservices']]
+        self.assertIsNotNone(vpnservice['id'])
+        self.assertIn(vpnservice['id'], vpn_services)
+
+        # TODO(raies): implement logic to update  vpnservice
+        # VPNaaS client function to update is implemented.
+        # But precondition is that current state of vpnservice
+        # should be "ACTIVE" not "PENDING*"
+
+        # Verification of vpn service delete
+        resp, body = self.client.delete_vpn_service(vpnservice['id'])
+        self.assertEqual('204', resp['status'])
+        # Asserting if vpn service is found in the list after deletion
+        resp, body = self.client.list_vpn_services()
+        vpn_services = [vs['id'] for vs in body['vpnservices']]
+        self.assertNotIn(vpnservice['id'], vpn_services)
+
+    @attr(type='smoke')
+    def test_show_vpn_service(self):
+        # Verifies the details of a vpn service
+        resp, body = self.client.show_vpn_service(self.vpnservice['id'])
+        self.assertEqual('200', resp['status'])
+        vpnservice = body['vpnservice']
+        self.assertEqual(self.vpnservice['id'], vpnservice['id'])
+        self.assertEqual(self.vpnservice['name'], vpnservice['name'])
+        self.assertEqual(self.vpnservice['description'],
+                         vpnservice['description'])
+        self.assertEqual(self.vpnservice['router_id'], vpnservice['router_id'])
+        self.assertEqual(self.vpnservice['subnet_id'], vpnservice['subnet_id'])
+        self.assertEqual(self.vpnservice['tenant_id'], vpnservice['tenant_id'])
diff --git a/tempest/services/network/json/network_client.py b/tempest/services/network/json/network_client.py
index 4b87b91..92c1faf 100644
--- a/tempest/services/network/json/network_client.py
+++ b/tempest/services/network/json/network_client.py
@@ -600,3 +600,53 @@
         resp, body = self.get(uri, headers=self.headers)
         body = json.loads(body)
         return resp, body
+
+    def list_vpn_services(self):
+        uri = '%s/vpn/vpnservices' % (self.uri_prefix)
+        resp, body = self.get(uri, self.headers)
+        body = json.loads(body)
+        return resp, body
+
+    def create_vpn_service(self, subnet_id, router_id, **kwargs):
+        post_body = {
+            "vpnservice": {
+                "subnet_id": subnet_id,
+                "router_id": router_id
+            }
+        }
+        for key, val in kwargs.items():
+            post_body['vpnservice'][key] = val
+        body = json.dumps(post_body)
+        uri = '%s/vpn/vpnservices' % (self.uri_prefix)
+        resp, body = self.post(uri, headers=self.headers, body=body)
+        body = json.loads(body)
+        return resp, body
+
+    def show_vpn_service(self, uuid):
+        uri = '%s/vpn/vpnservices/%s' % (self.uri_prefix, uuid)
+        resp, body = self.get(uri, self.headers)
+        body = json.loads(body)
+        return resp, body
+
+    def delete_vpn_service(self, uuid):
+        uri = '%s/vpn/vpnservices/%s' % (self.uri_prefix, uuid)
+        resp, body = self.delete(uri, self.headers)
+        return resp, body
+
+    def update_vpn_service(self, uuid, description):
+        put_body = {
+            "vpnservice": {
+                "description": description
+            }
+        }
+        body = json.dumps(put_body)
+        uri = '%s/vpn/vpnservices/%s' % (self.uri_prefix, uuid)
+        resp, body = self.put(uri, body=body, headers=self.headers)
+        body = json.loads(body)
+        return resp, body
+
+    def list_router_interfaces(self, uuid):
+        uri = '%s/ports?device_id=%s' % (self.uri_prefix, uuid)
+        resp, body = self.get(uri, self.headers)
+        body = json.loads(body)
+        return resp, body
diff --git a/tempest/services/network/xml/network_client.py b/tempest/services/network/xml/network_client.py
index cf8154a..04ad86f 100755
--- a/tempest/services/network/xml/network_client.py
+++ b/tempest/services/network/xml/network_client.py
@@ -547,6 +547,13 @@
         body = _root_tag_fetcher_and_xml_to_json_parse(body)
         return resp, body
 
+    def list_router_interfaces(self, uuid):
+        uri = '%s/ports?device_id=%s' % (self.uri_prefix, uuid)
+        resp, body = self.get(uri, self.headers)
+        ports = self._parse_array(etree.fromstring(body))
+        ports = {"ports": ports}
+        return resp, ports
+
 
 def _root_tag_fetcher_and_xml_to_json_parse(xml_returned_body):
     body = ET.fromstring(xml_returned_body)