diff --git a/tempest/api/compute/servers/test_create_server.py b/tempest/api/compute/servers/test_create_server.py
index 68af81c..2fd7520 100644
--- a/tempest/api/compute/servers/test_create_server.py
+++ b/tempest/api/compute/servers/test_create_server.py
@@ -41,6 +41,7 @@
         super(ServersTestJSON, cls).setup_clients()
         cls.client = cls.servers_client
         cls.network_client = cls.os.network_client
+        cls.networks_client = cls.os.networks_client
 
     @classmethod
     def resource_setup(cls):
@@ -69,8 +70,8 @@
 
     def _create_net_subnet_ret_net_from_cidr(self, cidr):
         name_net = data_utils.rand_name(self.__class__.__name__)
-        net = self.network_client.create_network(name=name_net)
-        self.addCleanup(self.network_client.delete_network,
+        net = self.networks_client.create_network(name=name_net)
+        self.addCleanup(self.networks_client.delete_network,
                         net['network']['id'])
 
         subnet = self.network_client.create_subnet(
diff --git a/tempest/api/identity/v2/test_ec2_credentials.py b/tempest/api/identity/v2/test_ec2_credentials.py
index 17963b8..763d8de 100644
--- a/tempest/api/identity/v2/test_ec2_credentials.py
+++ b/tempest/api/identity/v2/test_ec2_credentials.py
@@ -93,7 +93,7 @@
 
         ec2_creds = self.non_admin_client.show_user_ec2_credentials(
             self.creds.credentials.user_id, resp['access']
-        )
+        )["credential"]
         for key in ['access', 'secret', 'user_id', 'tenant_id']:
             self.assertEqual(ec2_creds[key], resp[key])
 
diff --git a/tempest/api/identity/v2/test_users.py b/tempest/api/identity/v2/test_users.py
index 4e5b41d..3b89b66 100644
--- a/tempest/api/identity/v2/test_users.py
+++ b/tempest/api/identity/v2/test_users.py
@@ -56,7 +56,7 @@
 
         # user updates own password
         resp = self.non_admin_client.update_user_own_password(
-            user_id=user_id, new_pass=new_pass, old_pass=old_pass)
+            user_id=user_id, new_pass=new_pass, old_pass=old_pass)['access']
 
         # check authorization with new token
         self.non_admin_token_client.auth_token(resp['token']['id'])
diff --git a/tempest/api/network/admin/test_external_network_extension.py b/tempest/api/network/admin/test_external_network_extension.py
index d942641..62aa18e 100644
--- a/tempest/api/network/admin/test_external_network_extension.py
+++ b/tempest/api/network/admin/test_external_network_extension.py
@@ -26,9 +26,10 @@
         post_body = {'name': data_utils.rand_name('network-')}
         if external:
             post_body['router:external'] = external
-        body = self.admin_client.create_network(**post_body)
+        body = self.admin_networks_client.create_network(**post_body)
         network = body['network']
-        self.addCleanup(self.admin_client.delete_network, network['id'])
+        self.addCleanup(
+            self.admin_networks_client.delete_network, network['id'])
         return network
 
     @test.idempotent_id('462be770-b310-4df9-9c42-773217e4c8b1')
@@ -47,8 +48,8 @@
         network = self._create_network(external=False)
         self.assertFalse(network.get('router:external', False))
         update_body = {'router:external': True}
-        body = self.admin_client.update_network(network['id'],
-                                                **update_body)
+        body = self.admin_networks_client.update_network(network['id'],
+                                                         **update_body)
         updated_network = body['network']
         # Verify that router:external parameter was updated
         self.assertTrue(updated_network['router:external'])
@@ -60,7 +61,7 @@
         # List networks as a normal user and confirm the external
         # network extension attribute is returned for those networks
         # that were created as external
-        body = self.client.list_networks()
+        body = self.networks_client.list_networks()
         networks_list = [net['id'] for net in body['networks']]
         self.assertIn(external_network['id'], networks_list)
         self.assertIn(self.network['id'], networks_list)
@@ -76,12 +77,12 @@
         external_network = self._create_network()
         # Show an external network as a normal user and confirm the
         # external network extension attribute is returned.
-        body = self.client.show_network(external_network['id'])
+        body = self.networks_client.show_network(external_network['id'])
         show_ext_net = body['network']
         self.assertEqual(external_network['name'], show_ext_net['name'])
         self.assertEqual(external_network['id'], show_ext_net['id'])
         self.assertTrue(show_ext_net['router:external'])
-        body = self.client.show_network(self.network['id'])
+        body = self.networks_client.show_network(self.network['id'])
         show_net = body['network']
         # Verify with show that router:external is False for network
         self.assertEqual(self.network['name'], show_net['name'])
@@ -96,10 +97,11 @@
         """
         # Set cls.client to admin to use base.create_subnet()
         client = self.admin_client
-        body = client.create_network(**{'router:external': True})
+        body = self.admin_networks_client.create_network(
+            **{'router:external': True})
         external_network = body['network']
         self.addCleanup(self._try_delete_resource,
-                        client.delete_network,
+                        self.admin_networks_client.delete_network,
                         external_network['id'])
         subnet = self.create_subnet(external_network, client=client,
                                     enable_dhcp=False)
@@ -113,7 +115,7 @@
             network=external_network['id'])
         self.assertIn(created_floating_ip['id'],
                       (f['id'] for f in floatingip_list['floatingips']))
-        client.delete_network(external_network['id'])
+        self.admin_networks_client.delete_network(external_network['id'])
         # Verifies floating ip is deleted
         floatingip_list = client.list_floatingips()
         self.assertNotIn(created_floating_ip['id'],
diff --git a/tempest/api/network/base.py b/tempest/api/network/base.py
index fa6fa33..39bdcff 100644
--- a/tempest/api/network/base.py
+++ b/tempest/api/network/base.py
@@ -73,6 +73,7 @@
     def setup_clients(cls):
         super(BaseNetworkTest, cls).setup_clients()
         cls.client = cls.os.network_client
+        cls.networks_client = cls.os.networks_client
 
     @classmethod
     def resource_setup(cls):
@@ -118,7 +119,7 @@
                                          subnet['id'])
             # Clean up networks
             for network in cls.networks:
-                cls._try_delete_resource(cls.client.delete_network,
+                cls._try_delete_resource(cls.networks_client.delete_network,
                                          network['id'])
         super(BaseNetworkTest, cls).resource_cleanup()
 
@@ -147,7 +148,7 @@
         """Wrapper utility that returns a test network."""
         network_name = network_name or data_utils.rand_name('test-network-')
 
-        body = cls.client.create_network(name=network_name)
+        body = cls.networks_client.create_network(name=network_name)
         network = body['network']
         cls.networks.append(network)
         return network
@@ -265,6 +266,7 @@
     def setup_clients(cls):
         super(BaseAdminNetworkTest, cls).setup_clients()
         cls.admin_client = cls.os_adm.network_client
+        cls.admin_networks_client = cls.os_adm.networks_client
 
     @classmethod
     def create_metering_label(cls, name, description):
diff --git a/tempest/api/network/test_networks.py b/tempest/api/network/test_networks.py
index 1116573..a4ab43a 100644
--- a/tempest/api/network/test_networks.py
+++ b/tempest/api/network/test_networks.py
@@ -146,7 +146,7 @@
 
     def _delete_network(self, network):
         # Deleting network also deletes its subnets if exists
-        self.client.delete_network(network['id'])
+        self.networks_client.delete_network(network['id'])
         if network in self.networks:
             self.networks.remove(network)
         for subnet in self.subnets:
@@ -171,7 +171,7 @@
             del subnet['dns_nameservers'], compare_args['dns_nameservers']
 
         self._compare_resource_attrs(subnet, compare_args)
-        self.client.delete_network(net_id)
+        self.networks_client.delete_network(net_id)
         self.networks.pop()
         self.subnets.pop()
 
@@ -186,7 +186,7 @@
         self.assertEqual('ACTIVE', network['status'])
         # Verify network update
         new_name = "New_network"
-        body = self.client.update_network(net_id, name=new_name)
+        body = self.networks_client.update_network(net_id, name=new_name)
         updated_net = body['network']
         self.assertEqual(updated_net['name'], new_name)
         # Find a cidr that is not in use yet and create a subnet with it
@@ -202,7 +202,7 @@
     @test.idempotent_id('2bf13842-c93f-4a69-83ed-717d2ec3b44e')
     def test_show_network(self):
         # Verify the details of a network
-        body = self.client.show_network(self.network['id'])
+        body = self.networks_client.show_network(self.network['id'])
         network = body['network']
         for key in ['id', 'name']:
             self.assertEqual(network[key], self.network[key])
@@ -211,8 +211,8 @@
     def test_show_network_fields(self):
         # Verify specific fields of a network
         fields = ['id', 'name']
-        body = self.client.show_network(self.network['id'],
-                                        fields=fields)
+        body = self.networks_client.show_network(self.network['id'],
+                                                 fields=fields)
         network = body['network']
         self.assertEqual(sorted(network.keys()), sorted(fields))
         for field_name in fields:
@@ -222,7 +222,7 @@
     @test.idempotent_id('f7ffdeda-e200-4a7a-bcbe-05716e86bf43')
     def test_list_networks(self):
         # Verify the network exists in the list of all networks
-        body = self.client.list_networks()
+        body = self.networks_client.list_networks()
         networks = [network['id'] for network in body['networks']
                     if network['id'] == self.network['id']]
         self.assertNotEmpty(networks, "Created network not found in the list")
@@ -231,7 +231,7 @@
     def test_list_networks_fields(self):
         # Verify specific fields of the networks
         fields = ['id', 'name']
-        body = self.client.list_networks(fields=fields)
+        body = self.networks_client.list_networks(fields=fields)
         networks = body['networks']
         self.assertNotEmpty(networks, "Network list returned is empty")
         for network in networks:
@@ -281,7 +281,7 @@
     def _try_delete_network(self, net_id):
         # delete network, if it exists
         try:
-            self.client.delete_network(net_id)
+            self.networks_client.delete_network(net_id)
         # if network is not found, this means it was deleted in the test
         except lib_exc.NotFound:
             pass
@@ -290,7 +290,7 @@
     def test_delete_network_with_subnet(self):
         # Creates a network
         name = data_utils.rand_name('network-')
-        body = self.client.create_network(name=name)
+        body = self.networks_client.create_network(name=name)
         network = body['network']
         net_id = network['id']
         self.addCleanup(self._try_delete_network, net_id)
@@ -300,7 +300,7 @@
         subnet_id = subnet['id']
 
         # Delete network while the subnet still exists
-        body = self.client.delete_network(net_id)
+        body = self.networks_client.delete_network(net_id)
 
         # Verify that the subnet got automatically deleted.
         self.assertRaises(lib_exc.NotFound, self.client.show_subnet,
@@ -382,7 +382,7 @@
     @test.idempotent_id('af774677-42a9-4e4b-bb58-16fe6a5bc1ec')
     def test_external_network_visibility(self):
         """Verifies user can see external networks but not subnets."""
-        body = self.client.list_networks(**{'router:external': True})
+        body = self.networks_client.list_networks(**{'router:external': True})
         networks = [network['id'] for network in body['networks']]
         self.assertNotEmpty(networks, "No external networks found")
 
@@ -426,9 +426,9 @@
 
     def _delete_networks(self, created_networks):
         for n in created_networks:
-            self.client.delete_network(n['id'])
+            self.networks_client.delete_network(n['id'])
         # Asserting that the networks are not found in the list after deletion
-        body = self.client.list_networks()
+        body = self.networks_client.list_networks()
         networks_list = [network['id'] for network in body['networks']]
         for n in created_networks:
             self.assertNotIn(n['id'], networks_list)
@@ -461,7 +461,7 @@
         created_networks = body['networks']
         self.addCleanup(self._delete_networks, created_networks)
         # Asserting that the networks are found in the list after creation
-        body = self.client.list_networks()
+        body = self.networks_client.list_networks()
         networks_list = [network['id'] for network in body['networks']]
         for n in created_networks:
             self.assertIsNotNone(n['id'])
@@ -630,7 +630,7 @@
         self.assertRaisesRegexp(
             lib_exc.Conflict,
             "There are one or more ports still in use on the network",
-            self.client.delete_network,
+            self.networks_client.delete_network,
             slaac_network['id'])
 
     @test.idempotent_id('88554555-ebf8-41ef-9300-4926d45e06e9')
diff --git a/tempest/api/network/test_networks_negative.py b/tempest/api/network/test_networks_negative.py
index 94c3f9a..4d1971f 100644
--- a/tempest/api/network/test_networks_negative.py
+++ b/tempest/api/network/test_networks_negative.py
@@ -27,7 +27,7 @@
     @test.idempotent_id('9293e937-824d-42d2-8d5b-e985ea67002a')
     def test_show_non_existent_network(self):
         non_exist_id = data_utils.rand_uuid()
-        self.assertRaises(lib_exc.NotFound, self.client.show_network,
+        self.assertRaises(lib_exc.NotFound, self.networks_client.show_network,
                           non_exist_id)
 
     @test.attr(type=['negative'])
@@ -48,14 +48,16 @@
     @test.idempotent_id('98bfe4e3-574e-4012-8b17-b2647063de87')
     def test_update_non_existent_network(self):
         non_exist_id = data_utils.rand_uuid()
-        self.assertRaises(lib_exc.NotFound, self.client.update_network,
-                          non_exist_id, name="new_name")
+        self.assertRaises(
+            lib_exc.NotFound, self.networks_client.update_network,
+            non_exist_id, name="new_name")
 
     @test.attr(type=['negative'])
     @test.idempotent_id('03795047-4a94-4120-a0a1-bd376e36fd4e')
     def test_delete_non_existent_network(self):
         non_exist_id = data_utils.rand_uuid()
-        self.assertRaises(lib_exc.NotFound, self.client.delete_network,
+        self.assertRaises(lib_exc.NotFound,
+                          self.networks_client.delete_network,
                           non_exist_id)
 
     @test.attr(type=['negative'])
diff --git a/tempest/api/network/test_ports.py b/tempest/api/network/test_ports.py
index 6a8fbec..321473c 100644
--- a/tempest/api/network/test_ports.py
+++ b/tempest/api/network/test_ports.py
@@ -167,17 +167,25 @@
         port_list = self.client.list_ports(fixed_ips=fixed_ips)
         # Check that we got the desired port
         ports = port_list['ports']
-        self.assertEqual(len(ports), 1)
-        self.assertEqual(ports[0]['id'], port_1['port']['id'])
-        self.assertEqual(ports[0]['fixed_ips'][0]['ip_address'],
-                         port_1_fixed_ip)
-        self.assertEqual(ports[0]['network_id'], network['id'])
+        tenant_ids = set([port['tenant_id'] for port in ports])
+        self.assertEqual(len(tenant_ids), 1,
+                         'Ports from multiple tenants are in the list resp')
+        port_ids = [port['id'] for port in ports]
+        fixed_ips = [port['fixed_ips'] for port in ports]
+        port_ips = []
+        for addr in fixed_ips:
+            port_ips.extend([port['ip_address'] for port in addr])
+
+        port_net_ids = [port['network_id'] for port in ports]
+        self.assertIn(port_1['port']['id'], port_ids)
+        self.assertIn(port_1_fixed_ip, port_ips)
+        self.assertIn(network['id'], port_net_ids)
 
     @test.idempotent_id('5ad01ed0-0e6e-4c5d-8194-232801b15c72')
     def test_port_list_filter_by_router_id(self):
         # Create a router
         network = self.create_network()
-        self.addCleanup(self.client.delete_network, network['id'])
+        self.addCleanup(self.networks_client.delete_network, network['id'])
         subnet = self.create_subnet(network)
         self.addCleanup(self.client.delete_subnet, subnet['id'])
         router = self.create_router(data_utils.rand_name('router-'))
@@ -210,7 +218,7 @@
     def test_create_update_port_with_second_ip(self):
         # Create a network with two subnets
         network = self.create_network()
-        self.addCleanup(self.client.delete_network, network['id'])
+        self.addCleanup(self.networks_client.delete_network, network['id'])
         subnet_1 = self.create_subnet(network)
         self.addCleanup(self.client.delete_subnet, subnet_1['id'])
         subnet_2 = self.create_subnet(network)
@@ -318,7 +326,7 @@
     @test.idempotent_id('4179dcb9-1382-4ced-84fe-1b91c54f5735')
     def test_create_port_with_no_securitygroups(self):
         network = self.create_network()
-        self.addCleanup(self.client.delete_network, network['id'])
+        self.addCleanup(self.networks_client.delete_network, network['id'])
         subnet = self.create_subnet(network)
         self.addCleanup(self.client.delete_subnet, subnet['id'])
         port = self.create_port(network, security_groups=[])
diff --git a/tempest/api/network/test_routers.py b/tempest/api/network/test_routers.py
index ca5a868..29855e1 100644
--- a/tempest/api/network/test_routers.py
+++ b/tempest/api/network/test_routers.py
@@ -188,7 +188,7 @@
         gw_port = list_body['ports'][0]
         fixed_ips = gw_port['fixed_ips']
         self.assertGreaterEqual(len(fixed_ips), 1)
-        public_net_body = self.admin_client.show_network(
+        public_net_body = self.admin_networks_client.show_network(
             CONF.network.public_network_id)
         public_subnet_id = public_net_body['network']['subnets'][0]
         self.assertIn(public_subnet_id,
diff --git a/tempest/api/orchestration/base.py b/tempest/api/orchestration/base.py
index f450b0c..4968835 100644
--- a/tempest/api/orchestration/base.py
+++ b/tempest/api/orchestration/base.py
@@ -50,6 +50,8 @@
         cls.servers_client = cls.os.servers_client
         cls.keypairs_client = cls.os.keypairs_client
         cls.network_client = cls.os.network_client
+        cls.networks_client = cls.os.networks_client
+        cls.volumes_client = cls.os.volumes_client
         cls.images_v2_client = cls.os.image_client_v2
 
         if CONF.volume_feature_enabled.api_v2:
diff --git a/tempest/api/orchestration/stacks/test_neutron_resources.py b/tempest/api/orchestration/stacks/test_neutron_resources.py
index 8f1f0d6..99c2a97 100644
--- a/tempest/api/orchestration/stacks/test_neutron_resources.py
+++ b/tempest/api/orchestration/stacks/test_neutron_resources.py
@@ -118,7 +118,7 @@
     def test_created_network(self):
         """Verifies created network."""
         network_id = self.test_resources.get('Network')['physical_resource_id']
-        body = self.network_client.show_network(network_id)
+        body = self.networks_client.show_network(network_id)
         network = body['network']
         self.assertIsInstance(network, dict)
         self.assertEqual(network_id, network['id'])
diff --git a/tempest/clients.py b/tempest/clients.py
index cbfba0b..dd0d145 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -108,6 +108,7 @@
 from tempest.services.messaging.json.messaging_client import \
     MessagingClient
 from tempest.services.network.json.network_client import NetworkClient
+from tempest.services.network.json.networks_client import NetworksClient
 from tempest.services.object_storage.account_client import AccountClient
 from tempest.services.object_storage.container_client import ContainerClient
 from tempest.services.object_storage.object_client import ObjectClient
@@ -197,6 +198,14 @@
             build_interval=CONF.network.build_interval,
             build_timeout=CONF.network.build_timeout,
             **self.default_params)
+        self.networks_client = NetworksClient(
+            self.auth_provider,
+            CONF.network.catalog_type,
+            CONF.network.region or CONF.identity.region,
+            endpoint_type=CONF.network.endpoint_type,
+            build_interval=CONF.network.build_interval,
+            build_timeout=CONF.network.build_timeout,
+            **self.default_params)
         self.messaging_client = MessagingClient(
             self.auth_provider,
             CONF.messaging.catalog_type,
diff --git a/tempest/cmd/account_generator.py b/tempest/cmd/account_generator.py
index ce7728e..c26df96 100755
--- a/tempest/cmd/account_generator.py
+++ b/tempest/cmd/account_generator.py
@@ -93,6 +93,7 @@
 from tempest import exceptions as exc
 from tempest.services.identity.v2.json import identity_client
 from tempest.services.network.json import network_client
+from tempest.services.network.json import networks_client
 import tempest_lib.auth
 from tempest_lib.common.utils import data_utils
 import tempest_lib.exceptions
@@ -136,19 +137,29 @@
         **params
     )
     network_admin = None
+    networks_admin = None
+    neutron_iso_networks = False
     if (CONF.service_available.neutron and
         CONF.auth.create_isolated_networks):
+        neutron_iso_networks = True
         network_admin = network_client.NetworkClient(
             _auth,
             CONF.network.catalog_type,
             CONF.network.region or CONF.identity.region,
             endpoint_type='adminURL',
             **params)
-    return identity_admin, network_admin
+        networks_admin = networks_client.NetworksClient(
+            _auth,
+            CONF.network.catalog_type,
+            CONF.network.region or CONF.identity.region,
+            endpoint_type='adminURL',
+            **params)
+    return identity_admin, neutron_iso_networks, network_admin, networks_admin
 
 
 def create_resources(opts, resources):
-    identity_admin, network_admin = get_admin_clients(opts)
+    (identity_admin, neutron_iso_networks,
+     network_admin, networks_admin) = get_admin_clients(opts)
     roles = identity_admin.list_roles()
     for u in resources['users']:
         u['role_ids'] = []
@@ -187,12 +198,11 @@
                 u['name'] = random_user_name(opts.tag, u['prefix'])
 
     LOG.info('Users created')
-    if network_admin:
+    if neutron_iso_networks:
         for u in resources['users']:
             tenant = identity_admin.get_tenant_by_name(u['tenant'])
-            network_name, router_name = create_network_resources(network_admin,
-                                                                 tenant['id'],
-                                                                 u['name'])
+            network_name, router_name = create_network_resources(
+                network_admin, networks_admin, tenant['id'], u['name'])
             u['network'] = network_name
             u['router'] = router_name
         LOG.info('Networks created')
@@ -218,10 +228,11 @@
     LOG.info('Resources deployed successfully!')
 
 
-def create_network_resources(network_admin_client, tenant_id, name):
+def create_network_resources(network_admin_client, networks_admin_client,
+                             tenant_id, name):
 
     def _create_network(name):
-        resp_body = network_admin_client.create_network(
+        resp_body = networks_admin_client.create_network(
             name=name, tenant_id=tenant_id)
         return resp_body['network']
 
diff --git a/tempest/cmd/cleanup_service.py b/tempest/cmd/cleanup_service.py
index 6d4e3a9..6c79abc 100644
--- a/tempest/cmd/cleanup_service.py
+++ b/tempest/cmd/cleanup_service.py
@@ -83,7 +83,7 @@
 
 def _get_network_id(net_name, tenant_name):
     am = clients.AdminManager()
-    net_cl = am.network_client
+    net_cl = am.networks_client
     id_cl = am.identity_client
 
     networks = net_cl.list_networks()
@@ -381,6 +381,7 @@
     def __init__(self, manager, **kwargs):
         super(NetworkService, self).__init__(kwargs)
         self.client = manager.network_client
+        self.networks_client = manager.networks_client
 
     def _filter_by_conf_networks(self, item_list):
         if not item_list or not all(('network_id' in i for i in item_list)):
@@ -390,7 +391,7 @@
                 not in CONF_NETWORKS]
 
     def list(self):
-        client = self.client
+        client = self.networks_client
         networks = client.list_networks(**self.tenant_filter)
         networks = networks['networks']
         # filter out networks declared in tempest.conf
@@ -401,7 +402,7 @@
         return networks
 
     def delete(self):
-        client = self.client
+        client = self.networks_client
         networks = self.list()
         for n in networks:
             try:
diff --git a/tempest/common/compute.py b/tempest/common/compute.py
index d107ec2..41b0529 100644
--- a/tempest/common/compute.py
+++ b/tempest/common/compute.py
@@ -89,11 +89,14 @@
 
     if volume_backed:
         volume_name = data_utils.rand_name('volume')
-        volume = clients.volumes_client.create_volume(
+        volumes_client = clients.volumes_v2_client
+        if CONF.volume_feature_enabled.api_v1:
+            volumes_client = clients.volumes_client
+        volume = volumes_client.create_volume(
             display_name=volume_name,
             imageRef=image_id)
-        clients.volumes_client.wait_for_volume_status(volume['volume']['id'],
-                                                      'available')
+        volumes_client.wait_for_volume_status(volume['volume']['id'],
+                                              'available')
 
         bd_map_v2 = [{
             'uuid': volume['volume']['id'],
diff --git a/tempest/common/isolated_creds.py b/tempest/common/isolated_creds.py
index a4081c9..3850e0e 100644
--- a/tempest/common/isolated_creds.py
+++ b/tempest/common/isolated_creds.py
@@ -40,8 +40,8 @@
         self.default_admin_creds = cred_provider.get_configured_credentials(
             'identity_admin', fill_in=True,
             identity_version=self.identity_version)
-        self.identity_admin_client, self.network_admin_client = (
-            self._get_admin_clients())
+        (self.identity_admin_client, self.network_admin_client,
+         self.networks_admin_client) = self._get_admin_clients()
         # Domain where isolated credentials are provisioned (v3 only).
         # Use that of the admin account is None is configured.
         self.creds_domain_name = None
@@ -61,9 +61,9 @@
         """
         os = clients.Manager(self.default_admin_creds)
         if self.identity_version == 'v2':
-            return os.identity_client, os.network_client
+            return os.identity_client, os.network_client, os.networks_client
         else:
-            return os.identity_v3_client, os.network_client
+            return os.identity_v3_client, os.network_client, os.networks_client
 
     def _create_creds(self, suffix="", admin=False, roles=None):
         """Create random credentials under the following schema.
@@ -158,7 +158,7 @@
         return network, subnet, router
 
     def _create_network(self, name, tenant_id):
-        resp_body = self.network_admin_client.create_network(
+        resp_body = self.networks_admin_client.create_network(
             name=name, tenant_id=tenant_id)
         return resp_body['network']
 
@@ -268,7 +268,7 @@
                      subnet_name)
 
     def _clear_isolated_network(self, network_id, network_name):
-        net_client = self.network_admin_client
+        net_client = self.networks_admin_client
         try:
             net_client.delete_network(network_id)
         except lib_exc.NotFound:
diff --git a/tempest/common/utils/linux/remote_client.py b/tempest/common/utils/linux/remote_client.py
index 9308390..3bead88 100644
--- a/tempest/common/utils/linux/remote_client.py
+++ b/tempest/common/utils/linux/remote_client.py
@@ -171,3 +171,14 @@
         if dhcp_client == 'udhcpc' and not fixed_ip:
             raise ValueError("need to set 'fixed_ip' for udhcpc client")
         return getattr(self, '_renew_lease_' + dhcp_client)(fixed_ip=fixed_ip)
+
+    def mount(self, dev_name, mount_path='/mnt'):
+        cmd_mount = 'sudo mount /dev/%s %s' % (dev_name, mount_path)
+        self.exec_command(cmd_mount)
+
+    def umount(self, mount_path='/mnt'):
+        self.exec_command('sudo umount %s' % mount_path)
+
+    def make_fs(self, dev_name, fs='ext4'):
+        cmd_mkfs = 'sudo /usr/sbin/mke2fs -t %s /dev/%s' % (fs, dev_name)
+        self.exec_command(cmd_mkfs)
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 7ab3864..cafc137 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -61,6 +61,7 @@
         cls.interface_client = cls.manager.interfaces_client
         # Neutron network client
         cls.network_client = cls.manager.network_client
+        cls.networks_client = cls.manager.networks_client
         # Heat client
         cls.orchestration_client = cls.manager.orchestration_client
 
@@ -557,6 +558,29 @@
             floating_ip['ip'], thing['id'])
         return floating_ip
 
+    def create_timestamp(self, server_or_ip, dev_name=None, mount_path='/mnt'):
+        ssh_client = self.get_remote_client(server_or_ip)
+        if dev_name is not None:
+            ssh_client.make_fs(dev_name)
+            ssh_client.mount(dev_name)
+        cmd_timestamp = 'sudo sh -c "date > %s/timestamp; sync"' % mount_path
+        ssh_client.exec_command(cmd_timestamp)
+        timestamp = ssh_client.exec_command('sudo cat %s/timestamp'
+                                            % mount_path)
+        if dev_name is not None:
+            ssh_client.umount(mount_path)
+        return timestamp
+
+    def get_timestamp(self, server_or_ip, dev_name=None, mount_path='/mnt'):
+        ssh_client = self.get_remote_client(server_or_ip)
+        if dev_name is not None:
+            ssh_client.mount(dev_name)
+        timestamp = ssh_client.exec_command('sudo cat %s/timestamp'
+                                            % mount_path)
+        if dev_name is not None:
+            ssh_client.umount(mount_path)
+        return timestamp
+
 
 class NetworkScenarioTest(ScenarioTest):
     """Base class for network scenario tests.
@@ -582,23 +606,25 @@
         super(NetworkScenarioTest, cls).resource_setup()
         cls.tenant_id = cls.manager.identity_client.tenant_id
 
-    def _create_network(self, client=None, tenant_id=None,
-                        namestart='network-smoke-'):
+    def _create_network(self, client=None, networks_client=None,
+                        tenant_id=None, namestart='network-smoke-'):
         if not client:
             client = self.network_client
+        if not networks_client:
+            networks_client = self.networks_client
         if not tenant_id:
             tenant_id = client.tenant_id
         name = data_utils.rand_name(namestart)
-        result = client.create_network(name=name, tenant_id=tenant_id)
-        network = net_resources.DeletableNetwork(client=client,
-                                                 **result['network'])
+        result = networks_client.create_network(name=name, tenant_id=tenant_id)
+        network = net_resources.DeletableNetwork(
+            networks_client=networks_client, **result['network'])
         self.assertEqual(network.name, name)
         self.addCleanup(self.delete_wrapper, network.delete)
         return network
 
     def _list_networks(self, *args, **kwargs):
         """List networks using admin creds """
-        networks_list = self.admin_manager.network_client.list_networks(
+        networks_list = self.admin_manager.networks_client.list_networks(
             *args, **kwargs)
         return networks_list['networks']
 
@@ -1035,8 +1061,8 @@
         router.update(admin_state_up=admin_state_up)
         self.assertEqual(admin_state_up, router.admin_state_up)
 
-    def create_networks(self, client=None, tenant_id=None,
-                        dns_nameservers=None):
+    def create_networks(self, client=None, networks_client=None,
+                        tenant_id=None, dns_nameservers=None):
         """Create a network with a subnet connected to a router.
 
         The baremetal driver is a special case since all nodes are
@@ -1061,7 +1087,9 @@
             router = None
             subnet = None
         else:
-            network = self._create_network(client=client, tenant_id=tenant_id)
+            network = self._create_network(
+                client=client, networks_client=networks_client,
+                tenant_id=tenant_id)
             router = self._get_router(client=client, tenant_id=tenant_id)
 
             subnet_kwargs = dict(network=network, client=client)
@@ -1074,9 +1102,12 @@
 
     def create_server(self, name=None, image=None, flavor=None,
                       wait_on_boot=True, wait_on_delete=True,
-                      network_client=None, create_kwargs=None):
+                      network_client=None, networks_client=None,
+                      create_kwargs=None):
         if network_client is None:
             network_client = self.network_client
+        if networks_client is None:
+            networks_client = self.networks_client
 
         vnic_type = CONF.network.port_vnic_type
 
@@ -1112,7 +1143,7 @@
             # as we would expect when passing the call to the clients
             # with no networks
             if not networks:
-                networks = network_client.list_networks(filters={
+                networks = networks_client.list_networks(filters={
                     'router:external': False})
                 self.assertEqual(1, len(networks),
                                  "There is more than one"
diff --git a/tempest/scenario/test_security_groups_basic_ops.py b/tempest/scenario/test_security_groups_basic_ops.py
index 297076c..a35c0b2 100644
--- a/tempest/scenario/test_security_groups_basic_ops.py
+++ b/tempest/scenario/test_security_groups_basic_ops.py
@@ -249,6 +249,7 @@
         server = self.create_server(
             name=name,
             network_client=tenant.manager.network_client,
+            networks_client=tenant.manager.networks_client,
             create_kwargs=create_kwargs)
         self.assertEqual(
             sorted([s['name'] for s in security_groups]),
@@ -289,7 +290,8 @@
 
     def _create_tenant_network(self, tenant):
         network, subnet, router = self.create_networks(
-            client=tenant.manager.network_client)
+            client=tenant.manager.network_client,
+            networks_client=tenant.manager.networks_client)
         tenant.set_network(network, subnet, router)
 
     def _set_compute_context(self, tenant):
diff --git a/tempest/scenario/test_shelve_instance.py b/tempest/scenario/test_shelve_instance.py
index bf4b8e7..dbc9bbb 100644
--- a/tempest/scenario/test_shelve_instance.py
+++ b/tempest/scenario/test_shelve_instance.py
@@ -37,16 +37,6 @@
 
     """
 
-    def _write_timestamp(self, server_or_ip):
-        ssh_client = self.get_remote_client(server_or_ip)
-        ssh_client.exec_command('date > /tmp/timestamp; sync')
-        self.timestamp = ssh_client.exec_command('cat /tmp/timestamp')
-
-    def _check_timestamp(self, server_or_ip):
-        ssh_client = self.get_remote_client(server_or_ip)
-        got_timestamp = ssh_client.exec_command('cat /tmp/timestamp')
-        self.assertEqual(self.timestamp, got_timestamp)
-
     def _shelve_then_unshelve_server(self, server):
         self.servers_client.shelve_server(server['id'])
         offload_time = CONF.compute.shelved_offload_time
@@ -96,18 +86,19 @@
                             floating_ip['id'])
             self.floating_ips_client.associate_floating_ip_to_server(
                 floating_ip['ip'], server['id'])
-            self._write_timestamp(floating_ip['ip'])
+            timestamp = self.create_timestamp(floating_ip['ip'])
         else:
-            self._write_timestamp(server)
+            timestamp = self.create_timestamp(server)
 
         # Prevent bug #1257594 from coming back
         # Unshelve used to boot the instance with the original image, not
         # with the instance snapshot
         self._shelve_then_unshelve_server(server)
         if CONF.compute.use_floatingip_for_ssh:
-            self._check_timestamp(floating_ip['ip'])
+            timestamp2 = self.get_timestamp(floating_ip['ip'])
         else:
-            self._check_timestamp(server)
+            timestamp2 = self.get_timestamp(server)
+        self.assertEqual(timestamp, timestamp2)
 
     @test.idempotent_id('1164e700-0af0-4a4c-8792-35909a88743c')
     @testtools.skipUnless(CONF.compute_feature_enabled.shelve,
diff --git a/tempest/scenario/test_snapshot_pattern.py b/tempest/scenario/test_snapshot_pattern.py
index b5e5da8..79b809f 100644
--- a/tempest/scenario/test_snapshot_pattern.py
+++ b/tempest/scenario/test_snapshot_pattern.py
@@ -47,16 +47,6 @@
     def _add_keypair(self):
         self.keypair = self.create_keypair()
 
-    def _write_timestamp(self, server_or_ip):
-        ssh_client = self.get_remote_client(server_or_ip)
-        ssh_client.exec_command('date > /tmp/timestamp; sync')
-        self.timestamp = ssh_client.exec_command('cat /tmp/timestamp')
-
-    def _check_timestamp(self, server_or_ip):
-        ssh_client = self.get_remote_client(server_or_ip)
-        got_timestamp = ssh_client.exec_command('cat /tmp/timestamp')
-        self.assertEqual(self.timestamp, got_timestamp)
-
     @test.idempotent_id('608e604b-1d63-4a82-8e3e-91bc665c90b4')
     @testtools.skipUnless(CONF.compute_feature_enabled.snapshot,
                           'Snapshotting is not available.')
@@ -70,9 +60,9 @@
         server = self._boot_image(CONF.compute.image_ref)
         if CONF.compute.use_floatingip_for_ssh:
             fip_for_server = self.create_floating_ip(server)
-            self._write_timestamp(fip_for_server['ip'])
+            timestamp = self.create_timestamp(fip_for_server['ip'])
         else:
-            self._write_timestamp(server)
+            timestamp = self.create_timestamp(server)
 
         # snapshot the instance
         snapshot_image = self.create_server_snapshot(server=server)
@@ -83,6 +73,7 @@
         # check the existence of the timestamp file in the second instance
         if CONF.compute.use_floatingip_for_ssh:
             fip_for_snapshot = self.create_floating_ip(server_from_snapshot)
-            self._check_timestamp(fip_for_snapshot['ip'])
+            timestamp2 = self.get_timestamp(fip_for_snapshot['ip'])
         else:
-            self._check_timestamp(server_from_snapshot)
+            timestamp2 = self.get_timestamp(server_from_snapshot)
+        self.assertEqual(timestamp, timestamp2)
diff --git a/tempest/scenario/test_stamp_pattern.py b/tempest/scenario/test_stamp_pattern.py
index 91e4657..b9d5fcc 100644
--- a/tempest/scenario/test_stamp_pattern.py
+++ b/tempest/scenario/test_stamp_pattern.py
@@ -127,23 +127,6 @@
                                             CONF.compute.build_interval):
             raise exceptions.TimeoutException
 
-    def _create_timestamp(self, server_or_ip):
-        ssh_client = self._ssh_to_server(server_or_ip)
-        ssh_client.exec_command('sudo /usr/sbin/mkfs.ext4 /dev/%s'
-                                % CONF.compute.volume_device_name)
-        ssh_client.exec_command('sudo mount /dev/%s /mnt'
-                                % CONF.compute.volume_device_name)
-        ssh_client.exec_command('sudo sh -c "date > /mnt/timestamp;sync"')
-        self.timestamp = ssh_client.exec_command('sudo cat /mnt/timestamp')
-        ssh_client.exec_command('sudo umount /mnt')
-
-    def _check_timestamp(self, server_or_ip):
-        ssh_client = self._ssh_to_server(server_or_ip)
-        ssh_client.exec_command('sudo mount /dev/%s /mnt'
-                                % CONF.compute.volume_device_name)
-        got_timestamp = ssh_client.exec_command('sudo cat /mnt/timestamp')
-        self.assertEqual(self.timestamp, got_timestamp)
-
     @decorators.skip_because(bug="1205344")
     @test.idempotent_id('10fd234a-515c-41e5-b092-8323060598c5')
     @testtools.skipUnless(CONF.compute_feature_enabled.snapshot,
@@ -167,7 +150,8 @@
 
         self._attach_volume(server, volume)
         self._wait_for_volume_available_on_the_system(ip_for_server)
-        self._create_timestamp(ip_for_server)
+        timestamp = self.create_timestamp(ip_for_server,
+                                          CONF.compute.volume_device_name)
         self._detach_volume(server, volume)
 
         # snapshot the volume
@@ -196,4 +180,6 @@
         self._wait_for_volume_available_on_the_system(ip_for_snapshot)
 
         # check the existence of the timestamp file in the volume2
-        self._check_timestamp(ip_for_snapshot)
+        timestamp2 = self.get_timestamp(ip_for_snapshot,
+                                        CONF.compute.volume_device_name)
+        self.assertEqual(timestamp, timestamp2)
diff --git a/tempest/services/identity/v2/json/identity_client.py b/tempest/services/identity/v2/json/identity_client.py
index cf4c546..f37bc08 100644
--- a/tempest/services/identity/v2/json/identity_client.py
+++ b/tempest/services/identity/v2/json/identity_client.py
@@ -327,7 +327,8 @@
         patch_body = json.dumps({'user': patch_body})
         resp, body = self.patch('OS-KSCRUD/users/%s' % user_id, patch_body)
         self.expected_success(200, resp.status)
-        return service_client.ResponseBody(resp, self._parse_resp(body))
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
 
     def list_extensions(self):
         """List all the extensions."""
@@ -360,4 +361,5 @@
         resp, body = self.get('/users/%s/credentials/OS-EC2/%s' %
                               (user_id, access))
         self.expected_success(200, resp.status)
-        return service_client.ResponseBody(resp, self._parse_resp(body))
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/network/json/network_client.py b/tempest/services/network/json/network_client.py
index a345d56..10bd23e 100644
--- a/tempest/services/network/json/network_client.py
+++ b/tempest/services/network/json/network_client.py
@@ -34,28 +34,6 @@
     quotas
     """
 
-    def create_network(self, **kwargs):
-        uri = '/networks'
-        post_data = {'network': kwargs}
-        return self.create_resource(uri, post_data)
-
-    def update_network(self, network_id, **kwargs):
-        uri = '/networks/%s' % network_id
-        post_data = {'network': kwargs}
-        return self.update_resource(uri, post_data)
-
-    def show_network(self, network_id, **fields):
-        uri = '/networks/%s' % network_id
-        return self.show_resource(uri, **fields)
-
-    def delete_network(self, network_id):
-        uri = '/networks/%s' % network_id
-        return self.delete_resource(uri)
-
-    def list_networks(self, **filters):
-        uri = '/networks'
-        return self.list_resources(uri, **filters)
-
     def create_subnet(self, **kwargs):
         uri = '/subnets'
         post_data = {'subnet': kwargs}
diff --git a/tempest/services/network/json/networks_client.py b/tempest/services/network/json/networks_client.py
new file mode 100644
index 0000000..2907d44
--- /dev/null
+++ b/tempest/services/network/json/networks_client.py
@@ -0,0 +1,38 @@
+#    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.services.network.json import base
+
+
+class NetworksClient(base.BaseNetworkClient):
+
+    def create_network(self, **kwargs):
+        uri = '/networks'
+        post_data = {'network': kwargs}
+        return self.create_resource(uri, post_data)
+
+    def update_network(self, network_id, **kwargs):
+        uri = '/networks/%s' % network_id
+        post_data = {'network': kwargs}
+        return self.update_resource(uri, post_data)
+
+    def show_network(self, network_id, **fields):
+        uri = '/networks/%s' % network_id
+        return self.show_resource(uri, **fields)
+
+    def delete_network(self, network_id):
+        uri = '/networks/%s' % network_id
+        return self.delete_resource(uri)
+
+    def list_networks(self, **filters):
+        uri = '/networks'
+        return self.list_resources(uri, **filters)
diff --git a/tempest/services/network/resources.py b/tempest/services/network/resources.py
index 4d45515..23d936e 100644
--- a/tempest/services/network/resources.py
+++ b/tempest/services/network/resources.py
@@ -41,6 +41,7 @@
 
     def __init__(self, *args, **kwargs):
         self.client = kwargs.pop('client', None)
+        self.networks_client = kwargs.pop('networks_client', None)
         super(DeletableResource, self).__init__(*args, **kwargs)
 
     def __str__(self):
@@ -72,7 +73,7 @@
 class DeletableNetwork(DeletableResource):
 
     def delete(self):
-        self.client.delete_network(self.id)
+        self.networks_client.delete_network(self.id)
 
 
 class DeletableSubnet(DeletableResource):
diff --git a/tempest/tests/test_tenant_isolation.py b/tempest/tests/test_tenant_isolation.py
index cc4de2d..5aba2c7 100644
--- a/tempest/tests/test_tenant_isolation.py
+++ b/tempest/tests/test_tenant_isolation.py
@@ -120,7 +120,7 @@
 
     def _mock_network_create(self, iso_creds, id, name):
         net_fix = self.useFixture(mockpatch.PatchObject(
-            iso_creds.network_admin_client,
+            iso_creds.networks_admin_client,
             'create_network',
             return_value={'network': {'id': id, 'name': name}}))
         return net_fix
@@ -268,7 +268,7 @@
         self._mock_list_role()
         self._mock_user_create('1234', 'fake_prim_user')
         self._mock_tenant_create('1234', 'fake_prim_tenant')
-        net = mock.patch.object(iso_creds.network_admin_client,
+        net = mock.patch.object(iso_creds.networks_admin_client,
                                 'delete_network')
         net_mock = net.start()
         subnet = mock.patch.object(iso_creds.network_admin_client,
@@ -361,7 +361,7 @@
                    'IdentityClient.delete_user')
         self.patch('tempest.services.identity.v2.json.identity_client.'
                    'IdentityClient.delete_tenant')
-        net = mock.patch.object(iso_creds.network_admin_client,
+        net = mock.patch.object(iso_creds.networks_admin_client,
                                 'delete_network')
         net_mock = net.start()
         subnet = mock.patch.object(iso_creds.network_admin_client,
@@ -494,7 +494,7 @@
         self._mock_list_role()
         self._mock_user_create('1234', 'fake_prim_user')
         self._mock_tenant_create('1234', 'fake_prim_tenant')
-        net = mock.patch.object(iso_creds.network_admin_client,
+        net = mock.patch.object(iso_creds.networks_admin_client,
                                 'delete_network')
         net_mock = net.start()
         subnet = mock.patch.object(iso_creds.network_admin_client,