diff --git a/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py b/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py
index 2b0f268..b08df97 100644
--- a/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py
+++ b/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py
@@ -89,7 +89,7 @@
     @test.services('network')
     def test_associate_ip_to_server_without_passing_floating_ip(self):
         # Negative test:Association of empty floating IP to specific server
-        # should raise NotFound exception
-        self.assertRaises(exceptions.NotFound,
+        # should raise NotFound or BadRequest(In case of Nova V2.1) exception.
+        self.assertRaises((exceptions.NotFound, exceptions.BadRequest),
                           self.client.associate_floating_ip_to_server,
                           '', self.server_id)
diff --git a/tempest/cli/simple_read_only/compute/test_nova_manage.py b/tempest/cli/simple_read_only/compute/test_nova_manage.py
deleted file mode 100644
index 34ec671..0000000
--- a/tempest/cli/simple_read_only/compute/test_nova_manage.py
+++ /dev/null
@@ -1,96 +0,0 @@
-# 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_lib import exceptions
-
-from tempest import cli
-from tempest import config
-from tempest.openstack.common import log as logging
-
-
-CONF = config.CONF
-LOG = logging.getLogger(__name__)
-
-
-class SimpleReadOnlyNovaManageTest(cli.ClientTestBase):
-
-    """
-    This is a first pass at a simple read only nova-manage test. This
-    only exercises client commands that are read only.
-
-    This should test commands:
-    * with and without optional parameters
-    * initially just check return codes, and later test command outputs
-
-    """
-
-    @classmethod
-    def resource_setup(cls):
-        if not CONF.service_available.nova:
-            msg = ("%s skipped as Nova is not available" % cls.__name__)
-            raise cls.skipException(msg)
-        if not CONF.cli.has_manage:
-            msg = ("%s skipped as *-manage commands not available"
-                   % cls.__name__)
-            raise cls.skipException(msg)
-        super(SimpleReadOnlyNovaManageTest, cls).resource_setup()
-
-    def nova_manage(self, *args, **kwargs):
-        return self.clients.nova_manage(*args, **kwargs)
-
-    def test_admin_fake_action(self):
-        self.assertRaises(exceptions.CommandFailed,
-                          self.nova_manage,
-                          'this-does-nova-exist')
-
-    # NOTE(jogo): Commands in order listed in 'nova-manage -h'
-
-    # test flags
-    def test_help_flag(self):
-        self.nova_manage('', '-h')
-
-    def test_version_flag(self):
-        # Bug 1159957: nova-manage --version writes to stderr
-        self.assertNotEqual("", self.nova_manage('', '--version',
-                                                 merge_stderr=True))
-        self.assertEqual(self.nova_manage('version'),
-                         self.nova_manage('', '--version', merge_stderr=True))
-
-    def test_debug_flag(self):
-        self.assertNotEqual("", self.nova_manage('service list',
-                            '--debug'))
-
-    def test_verbose_flag(self):
-        self.assertNotEqual("", self.nova_manage('service list',
-                            '--verbose'))
-
-    # test actions
-    def test_version(self):
-        self.assertNotEqual("", self.nova_manage('version'))
-
-    def test_db_sync(self):
-        # make sure command doesn't error out
-        self.nova_manage('db sync')
-
-    def test_db_version(self):
-        self.assertNotEqual("", self.nova_manage('db version'))
-
-    def test_cell_list(self):
-        # make sure command doesn't error out
-        self.nova_manage('cell list')
-
-    def test_host_list(self):
-        # make sure command doesn't error out
-        self.nova_manage('host list')
diff --git a/tempest/cli/simple_read_only/data_processing/test_sahara.py b/tempest/cli/simple_read_only/data_processing/test_sahara.py
index 1f2403c..c06c2c9 100644
--- a/tempest/cli/simple_read_only/data_processing/test_sahara.py
+++ b/tempest/cli/simple_read_only/data_processing/test_sahara.py
@@ -16,6 +16,7 @@
 import re
 
 from tempest_lib import exceptions
+import testtools
 
 from tempest import cli
 from tempest import config
@@ -59,8 +60,12 @@
             'title'
         ])
 
+    @testtools.skipUnless(CONF.data_processing_feature_enabled.plugins,
+                          'No plugins defined')
     def test_sahara_plugins_show(self):
-        result = self.sahara('plugin-show', params='--name vanilla')
+        name_param = '--name %s' % \
+            (CONF.data_processing_feature_enabled.plugins[0])
+        result = self.sahara('plugin-show', params=name_param)
         plugin = self.parser.listing(result)
         self.assertTableStruct(plugin, [
             'Property',
diff --git a/tempest/clients.py b/tempest/clients.py
index e362ac0..32c6410 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -159,6 +159,7 @@
         self._set_compute_clients()
         self._set_identity_clients()
         self._set_volume_clients()
+        self._set_object_storage_clients()
 
         self.baremetal_client = BaremetalClientJSON(self.auth_provider)
         self.network_client = NetworkClientJSON(
@@ -193,12 +194,9 @@
                            self.credentials.tenant_name)
 
         # common clients
-        self.account_client = AccountClient(self.auth_provider)
         if CONF.service_available.glance:
             self.image_client = ImageClientJSON(self.auth_provider)
             self.image_client_v2 = ImageClientV2JSON(self.auth_provider)
-        self.container_client = ContainerClient(self.auth_provider)
-        self.object_client = ObjectClient(self.auth_provider)
         self.orchestration_client = OrchestrationClient(
             self.auth_provider,
             CONF.orchestration.catalog_type,
@@ -315,6 +313,11 @@
         self.volume_types_v2_client = VolumeTypesV2ClientJSON(
             self.auth_provider)
 
+    def _set_object_storage_clients(self):
+        self.account_client = AccountClient(self.auth_provider)
+        self.container_client = ContainerClient(self.auth_provider)
+        self.object_client = ObjectClient(self.auth_provider)
+
 
 class AdminManager(Manager):
 
diff --git a/tempest/cmd/verify_tempest_config.py b/tempest/cmd/verify_tempest_config.py
index a7e0ee3..65a3a95 100755
--- a/tempest/cmd/verify_tempest_config.py
+++ b/tempest/cmd/verify_tempest_config.py
@@ -335,7 +335,7 @@
             continue
         results = verify_extensions(os, service, results)
 
-    # Verify API verisons of all services in the keystone catalog and keystone
+    # Verify API versions of all services in the keystone catalog and keystone
     # itself.
     services.append('keystone')
     for service in services:
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 1c53f45..5b092c3 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -789,7 +789,8 @@
                                                      tenant_id=tenant_id)
 
         # Add rules to the security group
-        rules = self._create_loginable_secgroup_rule(secgroup=secgroup)
+        rules = self._create_loginable_secgroup_rule(client=client,
+                                                     secgroup=secgroup)
         for rule in rules:
             self.assertEqual(tenant_id, rule.tenant_id)
             self.assertEqual(secgroup.id, rule.security_group_id)
diff --git a/tempest/scenario/test_network_v6.py b/tempest/scenario/test_network_v6.py
index 1a82e78..dc82217 100644
--- a/tempest/scenario/test_network_v6.py
+++ b/tempest/scenario/test_network_v6.py
@@ -60,7 +60,7 @@
         self.sec_grp = self._create_security_group(tenant_id=self.tenant_id)
         self.srv_kwargs = {
             'key_name': self.keypair['name'],
-            'security_groups': [self.sec_grp]}
+            'security_groups': [{'name': self.sec_grp['name']}]}
 
     def prepare_network(self, address6_mode):
         """Creates network with
diff --git a/tempest/scenario/test_security_groups_basic_ops.py b/tempest/scenario/test_security_groups_basic_ops.py
index de6b0f9..83739fd 100644
--- a/tempest/scenario/test_security_groups_basic_ops.py
+++ b/tempest/scenario/test_security_groups_basic_ops.py
@@ -70,7 +70,7 @@
             * test that cross-tenant traffic is enabled once an appropriate
             rule has been created on destination tenant.
             * test that reverse traffic is still blocked
-            * test than revesre traffic is enabled once an appropriate rule has
+            * test than reverse traffic is enabled once an appropriate rule has
             been created on source tenant
         7._test_port_update_new_security_group:
            * test that traffic is blocked with default security group
@@ -85,7 +85,7 @@
             to it, and cross tenant check will be done on the private IP of the
             destination tenant
             or
-            * not defined (empty string), in which case each tanant will have
+            * not defined (empty string), in which case each tenant will have
             its own router connected to the public network
     """
 
@@ -466,7 +466,7 @@
     def test_port_update_new_security_group(self):
         """
         This test verifies the traffic after updating the vm port with new
-        security group having appropiate rule.
+        security group having appropriate rule.
         """
         new_tenant = self.primary_tenant
 
diff --git a/tempest/services/network/json/network_client.py b/tempest/services/network/json/network_client.py
index c7ee5f7..e92708c 100644
--- a/tempest/services/network/json/network_client.py
+++ b/tempest/services/network/json/network_client.py
@@ -57,7 +57,7 @@
             'ipsecpolicies': 'vpn',
             'vpnservices': 'vpn',
             'ikepolicies': 'vpn',
-            'ipsecpolicies': 'vpn',
+            'ipsec-site-connections': 'vpn',
             'metering_labels': 'metering',
             'metering_label_rules': 'metering',
             'firewall_rules': 'fw',
@@ -85,7 +85,7 @@
             'security_group_rules': 'security_group_rules',
             'ipsecpolicy': 'ipsecpolicies',
             'ikepolicy': 'ikepolicies',
-            'ipsecpolicy': 'ipsecpolicies',
+            'ipsec_site_connection': 'ipsec-site-connections',
             'quotas': 'quotas',
             'firewall_policy': 'firewall_policies'
         }
diff --git a/tempest/tests/common/test_service_clients.py b/tempest/tests/common/test_service_clients.py
new file mode 100644
index 0000000..fc73c18
--- /dev/null
+++ b/tempest/tests/common/test_service_clients.py
@@ -0,0 +1,102 @@
+# Copyright 2015 NEC Corporation.  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.
+
+import mock
+import random
+import six
+
+from tempest.services.compute.json import agents_client
+from tempest.services.compute.json import aggregates_client
+from tempest.services.compute.json import availability_zone_client
+from tempest.services.compute.json import certificates_client
+from tempest.services.compute.json import extensions_client
+from tempest.services.compute.json import fixed_ips_client
+from tempest.services.compute.json import flavors_client
+from tempest.services.compute.json import floating_ips_client
+from tempest.services.compute.json import hosts_client
+from tempest.services.compute.json import hypervisor_client
+from tempest.services.compute.json import images_client
+from tempest.services.compute.json import instance_usage_audit_log_client
+from tempest.services.compute.json import interfaces_client
+from tempest.services.compute.json import keypairs_client
+from tempest.services.compute.json import limits_client
+from tempest.services.compute.json import migrations_client
+from tempest.services.compute.json import networks_client as nova_net_client
+from tempest.services.compute.json import quotas_client
+from tempest.services.compute.json import security_group_default_rules_client \
+    as nova_secgrop_default_client
+from tempest.services.compute.json import security_groups_client
+from tempest.services.compute.json import servers_client
+from tempest.services.compute.json import services_client
+from tempest.services.compute.json import tenant_usages_client
+from tempest.services.compute.json import volumes_extensions_client
+from tempest.services.database.json import flavors_client as db_flavor_client
+from tempest.services.database.json import versions_client as db_version_client
+from tempest.services.network.json import network_client
+from tempest.services.orchestration.json import orchestration_client
+from tempest.tests import base
+
+
+class TestServiceClient(base.TestCase):
+
+    @mock.patch('tempest_lib.common.rest_client.RestClient.__init__')
+    def test_service_client_creations_with_specified_args(self, mock_init):
+        test_clients = [
+            agents_client.AgentsClientJSON,
+            aggregates_client.AggregatesClientJSON,
+            availability_zone_client.AvailabilityZoneClientJSON,
+            certificates_client.CertificatesClientJSON,
+            extensions_client.ExtensionsClientJSON,
+            fixed_ips_client.FixedIPsClientJSON,
+            flavors_client.FlavorsClientJSON,
+            floating_ips_client.FloatingIPsClientJSON,
+            hosts_client.HostsClientJSON,
+            hypervisor_client.HypervisorClientJSON,
+            images_client.ImagesClientJSON,
+            instance_usage_audit_log_client.InstanceUsagesAuditLogClientJSON,
+            interfaces_client.InterfacesClientJSON,
+            keypairs_client.KeyPairsClientJSON,
+            limits_client.LimitsClientJSON,
+            migrations_client.MigrationsClientJSON,
+            nova_net_client.NetworksClientJSON,
+            quotas_client.QuotasClientJSON,
+            quotas_client.QuotaClassesClientJSON,
+            nova_secgrop_default_client.SecurityGroupDefaultRulesClientJSON,
+            security_groups_client.SecurityGroupsClientJSON,
+            servers_client.ServersClientJSON,
+            services_client.ServicesClientJSON,
+            tenant_usages_client.TenantUsagesClientJSON,
+            volumes_extensions_client.VolumesExtensionsClientJSON,
+            db_flavor_client.DatabaseFlavorsClientJSON,
+            db_version_client.DatabaseVersionsClientJSON,
+            network_client.NetworkClientJSON,
+            orchestration_client.OrchestrationClient]
+
+        for client in test_clients:
+            fake_string = six.text_type(random.randint(1, 0x7fffffff))
+            auth = 'auth' + fake_string
+            service = 'service' + fake_string
+            region = 'region' + fake_string
+            params = {
+                'endpoint_type': 'URL' + fake_string,
+                'build_interval': random.randint(1, 100),
+                'build_timeout': random.randint(1, 100),
+                'disable_ssl_certificate_validation':
+                    True if random.randint(0, 1) else False,
+                'ca_certs': None,
+                'trace_requests': 'foo' + fake_string
+            }
+            client(auth, service, region, **params)
+            mock_init.assert_called_once_with(auth, service, region, **params)
+            mock_init.reset_mock()
diff --git a/tox.ini b/tox.ini
index fe2f79e..2e8b509 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@
 skipsdist = True
 
 [tempestenv]
-sitepackages = True
+sitepackages = False
 setenv = VIRTUAL_ENV={envdir}
          OS_TEST_PATH=./tempest/test_discover
 deps = setuptools