diff --git a/requirements.txt b/requirements.txt
index 4bf2bcf..f907e7d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,6 @@
 python-saharaclient>=0.6.0
 python-swiftclient>=2.0.2
 testresources>=0.2.4
-keyring>=2.1
 testrepository>=0.0.18
 oslo.config>=1.2.0
 six>=1.6.0
diff --git a/tempest/api/image/v1/test_images.py b/tempest/api/image/v1/test_images.py
index b90891b..c8726a2 100644
--- a/tempest/api/image/v1/test_images.py
+++ b/tempest/api/image/v1/test_images.py
@@ -33,12 +33,12 @@
         resp, body = self.create_image(name='New Name',
                                        container_format='bare',
                                        disk_format='raw',
-                                       is_public=True,
+                                       is_public=False,
                                        properties=properties)
         self.assertIn('id', body)
         image_id = body.get('id')
         self.assertEqual('New Name', body.get('name'))
-        self.assertTrue(body.get('is_public'))
+        self.assertFalse(body.get('is_public'))
         self.assertEqual('queued', body.get('status'))
         for key, val in properties.items():
             self.assertEqual(val, body.get('properties')[key])
@@ -54,14 +54,14 @@
         # Register a new remote image
         resp, body = self.create_image(name='New Remote Image',
                                        container_format='bare',
-                                       disk_format='raw', is_public=True,
+                                       disk_format='raw', is_public=False,
                                        location='http://example.com'
                                                 '/someimage.iso',
                                        properties={'key1': 'value1',
                                                    'key2': 'value2'})
         self.assertIn('id', body)
         self.assertEqual('New Remote Image', body.get('name'))
-        self.assertTrue(body.get('is_public'))
+        self.assertFalse(body.get('is_public'))
         self.assertEqual('active', body.get('status'))
         properties = body.get('properties')
         self.assertEqual(properties['key1'], 'value1')
@@ -71,12 +71,12 @@
     def test_register_http_image(self):
         resp, body = self.create_image(name='New Http Image',
                                        container_format='bare',
-                                       disk_format='raw', is_public=True,
+                                       disk_format='raw', is_public=False,
                                        copy_from=CONF.image.http_image)
         self.assertIn('id', body)
         image_id = body.get('id')
         self.assertEqual('New Http Image', body.get('name'))
-        self.assertTrue(body.get('is_public'))
+        self.assertFalse(body.get('is_public'))
         self.client.wait_for_image_status(image_id, 'active')
         resp, body = self.client.get_image(image_id)
         self.assertEqual(resp['status'], '200')
@@ -88,12 +88,12 @@
         resp, body = self.create_image(name='New_image_with_min_ram',
                                        container_format='bare',
                                        disk_format='raw',
-                                       is_public=True,
+                                       is_public=False,
                                        min_ram=40,
                                        properties=properties)
         self.assertIn('id', body)
         self.assertEqual('New_image_with_min_ram', body.get('name'))
-        self.assertTrue(body.get('is_public'))
+        self.assertFalse(body.get('is_public'))
         self.assertEqual('queued', body.get('status'))
         self.assertEqual(40, body.get('min_ram'))
         for key, val in properties.items():
@@ -147,7 +147,7 @@
         resp, image = cls.create_image(name=name,
                                        container_format=container_format,
                                        disk_format=disk_format,
-                                       is_public=True,
+                                       is_public=False,
                                        location=location)
         image_id = image['id']
         return image_id
@@ -165,7 +165,7 @@
         resp, image = cls.create_image(name=name,
                                        container_format=container_format,
                                        disk_format=disk_format,
-                                       is_public=True, data=image_file)
+                                       is_public=False, data=image_file)
         image_id = image['id']
         return image_id
 
@@ -264,7 +264,7 @@
         resp, image = cls.create_image(name="Standard Image",
                                        container_format='ami',
                                        disk_format='ami',
-                                       is_public=True, data=image_file)
+                                       is_public=False, data=image_file)
         cls.image_id = image['id']
         cls.client.wait_for_image_status(image['id'], 'active')
 
@@ -356,7 +356,7 @@
         resp, image = cls.create_image(name=name,
                                        container_format=container_format,
                                        disk_format=disk_format,
-                                       is_public=True, data=image_file,
+                                       is_public=False, data=image_file,
                                        properties={'key1': 'value1'})
         image_id = image['id']
         return image_id
diff --git a/tempest/api/image/v2/test_images.py b/tempest/api/image/v2/test_images.py
index 9eda13e..37dc163 100644
--- a/tempest/api/image/v2/test_images.py
+++ b/tempest/api/image/v2/test_images.py
@@ -40,15 +40,14 @@
         resp, body = self.create_image(name=image_name,
                                        container_format='bare',
                                        disk_format='raw',
-                                       visibility='public',
+                                       visibility='private',
                                        ramdisk_id=uuid)
-
         self.assertIn('id', body)
         image_id = body.get('id')
         self.assertIn('name', body)
         self.assertEqual(image_name, body['name'])
         self.assertIn('visibility', body)
-        self.assertEqual('public', body['visibility'])
+        self.assertEqual('private', body['visibility'])
         self.assertIn('status', body)
         self.assertEqual('queued', body['status'])
 
@@ -81,7 +80,7 @@
         resp, body = self.client.create_image(name=image_name,
                                               container_format='bare',
                                               disk_format='raw',
-                                              visibility='public')
+                                              visibility='private')
         self.assertEqual(201, resp.status)
         image_id = body['id']
 
@@ -103,7 +102,7 @@
         resp, body = self.client.create_image(name=image_name,
                                               container_format='bare',
                                               disk_format='iso',
-                                              visibility='public')
+                                              visibility='private')
         self.assertEqual(201, resp.status)
         self.addCleanup(self.client.delete_image, body['id'])
         self.assertEqual('queued', body['status'])
@@ -117,10 +116,8 @@
 
         # Update Image
         new_image_name = data_utils.rand_name('new-image')
-        new_visibility = 'private'
         resp, body = self.client.update_image(image_id, [
-            dict(replace='/name', value=new_image_name),
-            dict(replace='/visibility', value=new_visibility)])
+            dict(replace='/name', value=new_image_name)])
 
         self.assertEqual(200, resp.status)
 
@@ -130,7 +127,6 @@
         self.assertEqual(200, resp.status)
         self.assertEqual(image_id, body['id'])
         self.assertEqual(new_image_name, body['name'])
-        self.assertEqual(new_visibility, body['visibility'])
 
 
 class ListImagesTest(base.BaseV2ImageTest):
@@ -164,7 +160,7 @@
         resp, body = cls.create_image(name=name,
                                       container_format=container_format,
                                       disk_format=disk_format,
-                                      visibility='public')
+                                      visibility='private')
         image_id = body['id']
         resp, body = cls.client.store_image(image_id, data=image_file)
 
@@ -206,8 +202,8 @@
 
     @test.attr(type='gate')
     def test_list_images_param_visibility(self):
-        # Test to get all images with visibility = public
-        params = {"visibility": "public"}
+        # Test to get all images with visibility = private
+        params = {"visibility": "private"}
         self._list_by_param_value_and_assert(params)
 
     @test.attr(type='gate')
diff --git a/tempest/api/image/v2/test_images_tags.py b/tempest/api/image/v2/test_images_tags.py
index 504c0e8..dec3353 100644
--- a/tempest/api/image/v2/test_images_tags.py
+++ b/tempest/api/image/v2/test_images_tags.py
@@ -23,7 +23,7 @@
     def test_update_delete_tags_for_image(self):
         resp, body = self.create_image(container_format='bare',
                                        disk_format='raw',
-                                       visibility='public')
+                                       visibility='private')
         image_id = body['id']
         tag = data_utils.rand_name('tag-')
         self.addCleanup(self.client.delete_image, image_id)
diff --git a/tempest/api/image/v2/test_images_tags_negative.py b/tempest/api/image/v2/test_images_tags_negative.py
index d8953d8..13cfa0a 100644
--- a/tempest/api/image/v2/test_images_tags_negative.py
+++ b/tempest/api/image/v2/test_images_tags_negative.py
@@ -35,7 +35,7 @@
         # Delete non existing tag.
         resp, body = self.create_image(container_format='bare',
                                        disk_format='raw',
-                                       visibility='public'
+                                       visibility='private'
                                        )
         image_id = body['id']
         tag = data_utils.rand_name('non-exist-tag-')
diff --git a/tempest/api/volume/v2/test_volumes_list.py b/tempest/api/volume/v2/test_volumes_list.py
index 41445d7..e90c957 100644
--- a/tempest/api/volume/v2/test_volumes_list.py
+++ b/tempest/api/volume/v2/test_volumes_list.py
@@ -203,7 +203,7 @@
         def _list_details_with_multiple_params(limit=2,
                                                status='available',
                                                sort_dir='asc',
-                                               sort_key='created_at'):
+                                               sort_key='id'):
             params = {'limit': limit,
                       'status': status,
                       'sort_dir': sort_dir,
diff --git a/tempest/api_schema/compute/v2/servers.py b/tempest/api_schema/compute/v2/servers.py
index 3da3276..981d8f7 100644
--- a/tempest/api_schema/compute/v2/servers.py
+++ b/tempest/api_schema/compute/v2/servers.py
@@ -131,3 +131,14 @@
 
 server_actions_confirm_resize = copy.deepcopy(
     servers.server_actions_delete_password)
+
+list_addresses = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'addresses': parameter_types.addresses
+        },
+        'required': ['addresses']
+    }
+}
diff --git a/tempest/api_schema/compute/v3/servers.py b/tempest/api_schema/compute/v3/servers.py
index 8f694f7..682021f 100644
--- a/tempest/api_schema/compute/v3/servers.py
+++ b/tempest/api_schema/compute/v3/servers.py
@@ -84,3 +84,14 @@
 
 server_actions_change_password = copy.deepcopy(
     servers.server_actions_delete_password)
+
+list_addresses = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'addresses': addresses_v3
+        },
+        'required': ['addresses']
+    }
+}
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 3a1a7db..f4850bb 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -410,7 +410,7 @@
             'name': name,
             'container_format': fmt,
             'disk_format': fmt,
-            'is_public': 'True',
+            'is_public': 'False',
         }
         params.update(properties)
         image = self.image_client.images.create(**params)
diff --git a/tempest/scenario/test_aggregates_basic_ops.py b/tempest/scenario/test_aggregates_basic_ops.py
index 8e34c16..6817c48 100644
--- a/tempest/scenario/test_aggregates_basic_ops.py
+++ b/tempest/scenario/test_aggregates_basic_ops.py
@@ -54,8 +54,8 @@
     def _get_host_name(self):
         hosts = self.compute_client.hosts.list()
         self.assertTrue(len(hosts) >= 1)
-        hostname = hosts[0].host_name
-        return hostname
+        computes = [x for x in hosts if x.service == 'compute']
+        return computes[0].host_name
 
     def _add_host(self, aggregate_name, host):
         aggregate = self.compute_client.aggregates.add_host(aggregate_name,
diff --git a/tempest/scenario/test_network_advanced_server_ops.py b/tempest/scenario/test_network_advanced_server_ops.py
index e0d5779..9b435bd 100644
--- a/tempest/scenario/test_network_advanced_server_ops.py
+++ b/tempest/scenario/test_network_advanced_server_ops.py
@@ -84,6 +84,7 @@
         self.floating_ip = self._create_floating_ip(self.server,
                                                     public_network_id)
         self.addCleanup(self.cleanup_wrapper, self.floating_ip)
+        self._wait_server_status_and_check_network_connectivity()
 
     def _check_tenant_network_connectivity(self, server,
                                            username,
diff --git a/tempest/services/compute/json/servers_client.py b/tempest/services/compute/json/servers_client.py
index 77c73df..70123fe 100644
--- a/tempest/services/compute/json/servers_client.py
+++ b/tempest/services/compute/json/servers_client.py
@@ -193,6 +193,7 @@
         """Lists all addresses for a server."""
         resp, body = self.get("servers/%s/ips" % str(server_id))
         body = json.loads(body)
+        self.validate_response(schema.list_addresses, resp, body)
         return resp, body['addresses']
 
     def list_addresses_by_network(self, server_id, network_id):
diff --git a/tempest/services/compute/v3/json/servers_client.py b/tempest/services/compute/v3/json/servers_client.py
index 2a83f88..f397c4b 100644
--- a/tempest/services/compute/v3/json/servers_client.py
+++ b/tempest/services/compute/v3/json/servers_client.py
@@ -193,6 +193,7 @@
         """Lists all addresses for a server."""
         resp, body = self.get("servers/%s/ips" % str(server_id))
         body = json.loads(body)
+        self.validate_response(schema.list_addresses, resp, body)
         return resp, body['addresses']
 
     def list_addresses_by_network(self, server_id, network_id):
diff --git a/tempest/tests/base.py b/tempest/tests/base.py
index 15e4311..f4df3b9 100644
--- a/tempest/tests/base.py
+++ b/tempest/tests/base.py
@@ -12,28 +12,16 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import os
-
-import fixtures
 import mock
-import testtools
 
-from tempest.openstack.common.fixture import moxstubout
+from oslotest import base
+from oslotest import moxstubout
 
 
-class TestCase(testtools.TestCase):
+class TestCase(base.BaseTestCase):
 
     def setUp(self):
         super(TestCase, self).setUp()
-        if (os.environ.get('OS_STDOUT_CAPTURE') == 'True' or
-                os.environ.get('OS_STDOUT_CAPTURE') == '1'):
-            stdout = self.useFixture(fixtures.StringStream('stdout')).stream
-            self.useFixture(fixtures.MonkeyPatch('sys.stdout', stdout))
-        if (os.environ.get('OS_STDERR_CAPTURE') == 'True' or
-                os.environ.get('OS_STDERR_CAPTURE') == '1'):
-            stderr = self.useFixture(fixtures.StringStream('stderr')).stream
-            self.useFixture(fixtures.MonkeyPatch('sys.stderr', stderr))
-
         mox_fixture = self.useFixture(moxstubout.MoxStubout())
         self.mox = mox_fixture.mox
         self.stubs = mox_fixture.stubs
diff --git a/tempest/tests/test_auth.py b/tempest/tests/test_auth.py
index 03333be..1dcddad 100644
--- a/tempest/tests/test_auth.py
+++ b/tempest/tests/test_auth.py
@@ -16,11 +16,12 @@
 import copy
 import datetime
 
+from oslotest import mockpatch
+
 from tempest import auth
 from tempest.common import http
 from tempest import config
 from tempest import exceptions
-from tempest.openstack.common.fixture import mockpatch
 from tempest.tests import base
 from tempest.tests import fake_auth_provider
 from tempest.tests import fake_config
diff --git a/tempest/tests/test_decorators.py b/tempest/tests/test_decorators.py
index 804204a..6b678f7 100644
--- a/tempest/tests/test_decorators.py
+++ b/tempest/tests/test_decorators.py
@@ -14,13 +14,12 @@
 
 
 import mock
-import testtools
-
 from oslo.config import cfg
+from oslotest import mockpatch
+import testtools
 
 from tempest import config
 from tempest import exceptions
-from tempest.openstack.common.fixture import mockpatch
 from tempest import test
 from tempest.tests import base
 from tempest.tests import fake_config
diff --git a/tempest/tests/test_rest_client.py b/tempest/tests/test_rest_client.py
index 64ad3bc..d20520c 100644
--- a/tempest/tests/test_rest_client.py
+++ b/tempest/tests/test_rest_client.py
@@ -15,11 +15,12 @@
 import httplib2
 import json
 
+from oslotest import mockpatch
+
 from tempest.common import rest_client
 from tempest.common import xml_utils as xml
 from tempest import config
 from tempest import exceptions
-from tempest.openstack.common.fixture import mockpatch
 from tempest.tests import base
 from tempest.tests import fake_auth_provider
 from tempest.tests import fake_config
diff --git a/tempest/tests/test_ssh.py b/tempest/tests/test_ssh.py
index a6eedc4..0da52dc 100644
--- a/tempest/tests/test_ssh.py
+++ b/tempest/tests/test_ssh.py
@@ -14,6 +14,7 @@
 
 import contextlib
 import socket
+import time
 
 import mock
 import testtools
@@ -43,25 +44,21 @@
             rsa_mock.assert_not_called()
             cs_mock.assert_not_called()
 
-    def test_get_ssh_connection(self):
-        c_mock = self.patch('paramiko.SSHClient')
-        aa_mock = self.patch('paramiko.AutoAddPolicy')
-        s_mock = self.patch('time.sleep')
-        t_mock = self.patch('time.time')
+    def _set_ssh_connection_mocks(self):
+        client_mock = mock.MagicMock()
+        client_mock.connect.return_value = True
+        return (self.patch('paramiko.SSHClient'),
+                self.patch('paramiko.AutoAddPolicy'),
+                client_mock)
 
+    def test_get_ssh_connection(self):
+        c_mock, aa_mock, client_mock = self._set_ssh_connection_mocks()
+        s_mock = self.patch('time.sleep')
+
+        c_mock.return_value = client_mock
         aa_mock.return_value = mock.sentinel.aa
 
-        def reset_mocks():
-            aa_mock.reset_mock()
-            c_mock.reset_mock()
-            s_mock.reset_mock()
-            t_mock.reset_mock()
-
         # Test normal case for successful connection on first try
-        client_mock = mock.MagicMock()
-        c_mock.return_value = client_mock
-        client_mock.connect.return_value = True
-
         client = ssh.Client('localhost', 'root', timeout=2)
         client._get_ssh_connection(sleep=1)
 
@@ -79,50 +76,40 @@
         )]
         self.assertEqual(expected_connect, client_mock.connect.mock_calls)
         s_mock.assert_not_called()
-        t_mock.assert_called_once_with()
 
-        reset_mocks()
+    def test_get_ssh_connection_two_attemps(self):
+        c_mock, aa_mock, client_mock = self._set_ssh_connection_mocks()
 
-        # Test case when connection fails on first two tries and
-        # succeeds on third try (this validates retry logic)
-        client_mock.connect.side_effect = [socket.error, socket.error, True]
-        t_mock.side_effect = [
-            1000,  # Start time
-            1000,  # LOG.warning() calls time.time() loop 1
-            1001,  # Sleep loop 1
-            1001,  # LOG.warning() calls time.time() loop 2
-            1002   # Sleep loop 2
+        c_mock.return_value = client_mock
+        client_mock.connect.side_effect = [
+            socket.error,
+            mock.MagicMock()
         ]
 
+        client = ssh.Client('localhost', 'root', timeout=1)
+        start_time = int(time.time())
         client._get_ssh_connection(sleep=1)
+        end_time = int(time.time())
+        self.assertTrue((end_time - start_time) < 3)
+        self.assertTrue((end_time - start_time) > 1)
 
-        expected_sleeps = [
-            mock.call(2),
-            mock.call(3)
-        ]
-        self.assertEqual(expected_sleeps, s_mock.mock_calls)
+    def test_get_ssh_connection_timeout(self):
+        c_mock, aa_mock, client_mock = self._set_ssh_connection_mocks()
 
-        reset_mocks()
-
-        # Test case when connection fails on first three tries and
-        # exceeds the timeout, so expect to raise a Timeout exception
+        c_mock.return_value = client_mock
         client_mock.connect.side_effect = [
             socket.error,
             socket.error,
-            socket.error
-        ]
-        t_mock.side_effect = [
-            1000,  # Start time
-            1000,  # LOG.warning() calls time.time() loop 1
-            1001,  # Sleep loop 1
-            1001,  # LOG.warning() calls time.time() loop 2
-            1002,  # Sleep loop 2
-            1003,  # Sleep loop 3
-            1004  # LOG.error() calls time.time()
+            socket.error,
         ]
 
+        client = ssh.Client('localhost', 'root', timeout=2)
+        start_time = int(time.time())
         with testtools.ExpectedException(exceptions.SSHTimeout):
             client._get_ssh_connection()
+        end_time = int(time.time())
+        self.assertTrue((end_time - start_time) < 4)
+        self.assertTrue((end_time - start_time) >= 2)
 
     def test_exec_command(self):
         gsc_mock = self.patch('tempest.common.ssh.Client._get_ssh_connection')
diff --git a/test-requirements.txt b/test-requirements.txt
index 942a7c3..b9c75c8 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -7,3 +7,4 @@
 mox>=0.5.3
 mock>=1.0
 coverage>=3.6
+oslotest