diff --git a/tempest/api/network/admin/test_dhcp_agent_scheduler.py b/tempest/api/network/admin/test_dhcp_agent_scheduler.py
new file mode 100644
index 0000000..ac10e68
--- /dev/null
+++ b/tempest/api/network/admin/test_dhcp_agent_scheduler.py
@@ -0,0 +1,78 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 IBM Corp.
+#
+#    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.test import attr
+
+
+class DHCPAgentSchedulersTestJSON(base.BaseAdminNetworkTest):
+    _interface = 'json'
+
+    @classmethod
+    def setUpClass(cls):
+        super(DHCPAgentSchedulersTestJSON, cls).setUpClass()
+        # Create a network and make sure it will be hosted by a
+        # dhcp agent.
+        cls.network = cls.create_network()
+        cls.subnet = cls.create_subnet(cls.network)
+        cls.cidr = cls.subnet['cidr']
+        cls.port = cls.create_port(cls.network)
+
+    @attr(type='smoke')
+    def test_list_dhcp_agent_hosting_network(self):
+        resp, body = self.admin_client.list_dhcp_agent_hosting_network(
+            self.network['id'])
+        self.assertEqual(resp['status'], '200')
+
+    @attr(type='smoke')
+    def test_list_networks_hosted_by_one_dhcp(self):
+        resp, body = self.admin_client.list_dhcp_agent_hosting_network(
+            self.network['id'])
+        agents = body['agents']
+        self.assertIsNotNone(agents)
+        agent = agents[0]
+        self.assertTrue(self._check_network_in_dhcp_agent(
+            self.network['id'], agent))
+
+    def _check_network_in_dhcp_agent(self, network_id, agent):
+        network_ids = []
+        resp, body = self.admin_client.list_networks_hosted_by_one_dhcp_agent(
+            agent['id'])
+        self.assertEqual(resp['status'], '200')
+        networks = body['networks']
+        for network in networks:
+            network_ids.append(network['id'])
+        return network_id in network_ids
+
+    @attr(type='smoke')
+    def test_remove_network_from_dhcp_agent(self):
+        resp, body = self.admin_client.list_dhcp_agent_hosting_network(
+            self.network['id'])
+        agents = body['agents']
+        self.assertIsNotNone(agents)
+        # Get an agent.
+        agent = agents[0]
+        network_id = self.network['id']
+        resp, body = self.admin_client.remove_network_from_dhcp_agent(
+            agent_id=agent['id'],
+            network_id=network_id)
+        self.assertEqual(resp['status'], '204')
+        self.assertFalse(self._check_network_in_dhcp_agent(
+            network_id, agent))
+
+
+class DHCPAgentSchedulersTestXML(DHCPAgentSchedulersTestJSON):
+    _interface = 'xml'
diff --git a/tempest/api/network/test_security_groups_negative.py b/tempest/api/network/test_security_groups_negative.py
index cb0c247..32f4c95 100644
--- a/tempest/api/network/test_security_groups_negative.py
+++ b/tempest/api/network/test_security_groups_negative.py
@@ -15,10 +15,11 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import uuid
+
 from tempest.api.network import base_security_groups as base
 from tempest import exceptions
 from tempest.test import attr
-import uuid
 
 
 class NegativeSecGroupTest(base.BaseSecGroupTest):
@@ -74,6 +75,22 @@
                                    port_range_max=pmax)
             self.assertIn(msg, str(ex))
 
+    @attr(type=['negative', 'smoke'])
+    def test_create_additional_default_security_group_fails(self):
+        # Create security group named 'default', it should be failed.
+        name = 'default'
+        self.assertRaises(exceptions.Conflict,
+                          self.client.create_security_group,
+                          name)
+
+    @attr(type=['negative', 'smoke'])
+    def test_create_security_group_rule_with_non_existent_security_group(self):
+        # Create security group rules with not existing security group.
+        non_existent_sg = str(uuid.uuid4())
+        self.assertRaises(exceptions.NotFound,
+                          self.client.create_security_group_rule,
+                          non_existent_sg)
+
 
 class NegativeSecGroupTestXML(NegativeSecGroupTest):
     _interface = 'xml'
diff --git a/tempest/api/volume/admin/test_volume_hosts.py b/tempest/api/volume/admin/test_volume_hosts.py
new file mode 100644
index 0000000..e7d8c02
--- /dev/null
+++ b/tempest/api/volume/admin/test_volume_hosts.py
@@ -0,0 +1,34 @@
+# 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.volume import base
+from tempest.test import attr
+
+
+class VolumeHostsAdminTestsJSON(base.BaseVolumeAdminTest):
+    _interface = "json"
+
+    @attr(type='gate')
+    def test_list_hosts(self):
+        resp, hosts = self.hosts_client.list_hosts()
+        self.assertEqual(200, resp.status)
+        self.assertTrue(len(hosts) >= 2, "No. of hosts are < 2,"
+                        "response of list hosts is: % s" % hosts)
+
+
+class VolumeHostsAdminTestsXML(VolumeHostsAdminTestsJSON):
+    _interface = 'xml'
diff --git a/tempest/api/volume/base.py b/tempest/api/volume/base.py
index cdf8638..465f570 100644
--- a/tempest/api/volume/base.py
+++ b/tempest/api/volume/base.py
@@ -151,3 +151,4 @@
         else:
             cls.os_adm = clients.AdminManager(interface=cls._interface)
         cls.client = cls.os_adm.volume_types_client
+        cls.hosts_client = cls.os_adm.volume_hosts_client
diff --git a/tempest/clients.py b/tempest/clients.py
index 291b946..86cf2ce 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -136,10 +136,14 @@
     ObjectClientCustomizedHeader
 from tempest.services.orchestration.json.orchestration_client import \
     OrchestrationClient
+from tempest.services.volume.json.admin.volume_hosts_client import \
+    VolumeHostsClientJSON
 from tempest.services.volume.json.admin.volume_types_client import \
     VolumeTypesClientJSON
 from tempest.services.volume.json.snapshots_client import SnapshotsClientJSON
 from tempest.services.volume.json.volumes_client import VolumesClientJSON
+from tempest.services.volume.xml.admin.volume_hosts_client import \
+    VolumeHostsClientXML
 from tempest.services.volume.xml.admin.volume_types_client import \
     VolumeTypesClientXML
 from tempest.services.volume.xml.snapshots_client import SnapshotsClientXML
@@ -239,6 +243,7 @@
             self.credentials_client = CredentialsClientXML(*client_args)
             self.instance_usages_audit_log_client = \
                 InstanceUsagesAuditLogClientXML(*client_args)
+            self.volume_hosts_client = VolumeHostsClientXML(*client_args)
 
             if client_args_v3_auth:
                 self.servers_client_v3_auth = ServersClientXML(
@@ -287,6 +292,7 @@
             self.credentials_client = CredentialsClientJSON(*client_args)
             self.instance_usages_audit_log_client = \
                 InstanceUsagesAuditLogClientJSON(*client_args)
+            self.volume_hosts_client = VolumeHostsClientJSON(*client_args)
 
             if client_args_v3_auth:
                 self.servers_client_v3_auth = ServersClientJSON(
diff --git a/tempest/services/network/json/network_client.py b/tempest/services/network/json/network_client.py
index aa7f2f2..aab2b9b 100644
--- a/tempest/services/network/json/network_client.py
+++ b/tempest/services/network/json/network_client.py
@@ -697,3 +697,21 @@
         resp, body = self.get(uri, self.headers)
         body = json.loads(body)
         return resp, body
+
+    def list_dhcp_agent_hosting_network(self, network_id):
+        uri = '%s/networks/%s/dhcp-agents' % (self.uri_prefix, network_id)
+        resp, body = self.get(uri, self.headers)
+        body = json.loads(body)
+        return resp, body
+
+    def list_networks_hosted_by_one_dhcp_agent(self, agent_id):
+        uri = '%s/agents/%s/dhcp-networks' % (self.uri_prefix, agent_id)
+        resp, body = self.get(uri, self.headers)
+        body = json.loads(body)
+        return resp, body
+
+    def remove_network_from_dhcp_agent(self, agent_id, network_id):
+        uri = '%s/agents/%s/dhcp-networks/%s' % (self.uri_prefix, agent_id,
+                                                 network_id)
+        resp, body = self.delete(uri, self.headers)
+        return resp, body
diff --git a/tempest/services/network/xml/network_client.py b/tempest/services/network/xml/network_client.py
index 5af2dfb..e11d4c1 100755
--- a/tempest/services/network/xml/network_client.py
+++ b/tempest/services/network/xml/network_client.py
@@ -580,6 +580,26 @@
         body = {'service_providers': providers}
         return resp, body
 
+    def list_dhcp_agent_hosting_network(self, network_id):
+        uri = '%s/networks/%s/dhcp-agents' % (self.uri_prefix, network_id)
+        resp, body = self.get(uri, self.headers)
+        agents = self._parse_array(etree.fromstring(body))
+        body = {'agents': agents}
+        return resp, body
+
+    def list_networks_hosted_by_one_dhcp_agent(self, agent_id):
+        uri = '%s/agents/%s/dhcp-networks' % (self.uri_prefix, agent_id)
+        resp, body = self.get(uri, self.headers)
+        networks = self._parse_array(etree.fromstring(body))
+        body = {'networks': networks}
+        return resp, body
+
+    def remove_network_from_dhcp_agent(self, agent_id, network_id):
+        uri = '%s/agents/%s/dhcp-networks/%s' % (self.uri_prefix, agent_id,
+                                                 network_id)
+        resp, body = self.delete(uri, self.headers)
+        return resp, body
+
 
 def _root_tag_fetcher_and_xml_to_json_parse(xml_returned_body):
     body = ET.fromstring(xml_returned_body)
diff --git a/tempest/services/volume/json/admin/volume_hosts_client.py b/tempest/services/volume/json/admin/volume_hosts_client.py
new file mode 100644
index 0000000..fc28ada
--- /dev/null
+++ b/tempest/services/volume/json/admin/volume_hosts_client.py
@@ -0,0 +1,46 @@
+# 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.
+
+import json
+import urllib
+
+from tempest.common.rest_client import RestClient
+
+
+class VolumeHostsClientJSON(RestClient):
+    """
+    Client class to send CRUD Volume Hosts API requests to a Cinder endpoint
+    """
+
+    def __init__(self, config, username, password, auth_url, tenant_name=None):
+        super(VolumeHostsClientJSON, self).__init__(config, username, password,
+                                                    auth_url, tenant_name)
+
+        self.service = self.config.volume.catalog_type
+        self.build_interval = self.config.volume.build_interval
+        self.build_timeout = self.config.volume.build_timeout
+
+    def list_hosts(self, params=None):
+        """Lists all hosts."""
+
+        url = 'os-hosts'
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+
+        resp, body = self.get(url)
+        body = json.loads(body)
+        return resp, body['hosts']
diff --git a/tempest/services/volume/xml/admin/volume_hosts_client.py b/tempest/services/volume/xml/admin/volume_hosts_client.py
new file mode 100644
index 0000000..59ce933
--- /dev/null
+++ b/tempest/services/volume/xml/admin/volume_hosts_client.py
@@ -0,0 +1,72 @@
+# 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.
+
+import urllib
+
+from lxml import etree
+
+from tempest.common.rest_client import RestClientXML
+from tempest.services.compute.xml.common import xml_to_json
+
+
+class VolumeHostsClientXML(RestClientXML):
+    """
+    Client class to send CRUD Volume Hosts API requests to a Cinder endpoint
+    """
+
+    def __init__(self, config, username, password, auth_url, tenant_name=None):
+        super(VolumeHostsClientXML, self).__init__(config, username, password,
+                                                   auth_url, tenant_name)
+        self.service = self.config.volume.catalog_type
+        self.build_interval = self.config.compute.build_interval
+        self.build_timeout = self.config.compute.build_timeout
+
+    def _parse_array(self, node):
+        """
+        This method is to parse the "list" response body
+        Eg:
+
+        <?xml version='1.0' encoding='UTF-8'?>
+        <hosts>
+        <host service-status="available" service="cinder-scheduler"/>
+        <host service-status="available" service="cinder-volume"/>
+        </hosts>
+
+        This method will append the details of specified tag,
+        here it is "host"
+        Return value would be list of hosts as below
+
+        [{'service-status': 'available', 'service': 'cinder-scheduler'},
+         {'service-status': 'available', 'service': 'cinder-volume'}]
+        """
+        array = []
+        for child in node.getchildren():
+            tag_list = child.tag.split('}', 1)
+            if tag_list[0] == "host":
+                array.append(xml_to_json(child))
+        return array
+
+    def list_hosts(self, params=None):
+        """List all the hosts."""
+        url = 'os-hosts'
+
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+
+        resp, body = self.get(url, self.headers)
+        body = self._parse_array(etree.fromstring(body))
+        return resp, body
diff --git a/tempest/tests/stress/__init__.py b/tempest/tests/stress/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tempest/tests/stress/__init__.py
diff --git a/tempest/tests/stress/test_stress.py b/tempest/tests/stress/test_stress.py
new file mode 100644
index 0000000..4d7de9d
--- /dev/null
+++ b/tempest/tests/stress/test_stress.py
@@ -0,0 +1,57 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 Deutsche Telekom AG
+# 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 shlex
+import subprocess
+
+import tempest.cli as cli
+from tempest.openstack.common import log as logging
+import tempest.test
+
+LOG = logging.getLogger(__name__)
+
+
+class StressFrameworkTest(tempest.test.BaseTestCase):
+    """Basic test for the stress test framework.
+    """
+
+    def _cmd(self, cmd, param):
+        """Executes specified command."""
+        cmd = ' '.join([cmd, param])
+        LOG.info("running: '%s'" % cmd)
+        cmd_str = cmd
+        cmd = shlex.split(cmd)
+        result = ''
+        result_err = ''
+        try:
+            stdout = subprocess.PIPE
+            stderr = subprocess.PIPE
+            proc = subprocess.Popen(
+                cmd, stdout=stdout, stderr=stderr)
+            result, result_err = proc.communicate()
+            if proc.returncode != 0:
+                LOG.debug('error of %s:\n%s' % (cmd_str, result_err))
+                raise cli.CommandFailed(proc.returncode,
+                                        cmd,
+                                        result)
+        finally:
+            LOG.debug('output of %s:\n%s' % (cmd_str, result))
+        return proc.returncode
+
+    def test_help_function(self):
+        result = self._cmd("python", "-m tempest.stress.run_stress -h")
+        self.assertEqual(0, result)
diff --git a/tempest/tests/stress/test_stressaction.py b/tempest/tests/stress/test_stressaction.py
new file mode 100644
index 0000000..3d2901e
--- /dev/null
+++ b/tempest/tests/stress/test_stressaction.py
@@ -0,0 +1,65 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 Deutsche Telekom AG
+# 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 tempest.stress.stressaction as stressaction
+import tempest.test
+
+
+class FakeStressAction(stressaction.StressAction):
+    def __init__(self, manager, max_runs=None, stop_on_error=False):
+        super(self.__class__, self).__init__(manager, max_runs, stop_on_error)
+        self._run_called = False
+
+    def run(self):
+        self._run_called = True
+
+    @property
+    def run_called(self):
+        return self._run_called
+
+
+class FakeStressActionFailing(stressaction.StressAction):
+    def run(self):
+        raise Exception('FakeStressActionFailing raise exception')
+
+
+class TestStressAction(tempest.test.BaseTestCase):
+    def _bulid_stats_dict(self, runs=0, fails=0):
+        return {'runs': runs, 'fails': fails}
+
+    def testStressTestRun(self):
+        stressAction = FakeStressAction(manager=None, max_runs=1)
+        stats = self._bulid_stats_dict()
+        stressAction.execute(stats)
+        self.assertTrue(stressAction.run_called)
+        self.assertEqual(stats['runs'], 1)
+        self.assertEqual(stats['fails'], 0)
+
+    def testStressMaxTestRuns(self):
+        stressAction = FakeStressAction(manager=None, max_runs=500)
+        stats = self._bulid_stats_dict(runs=499)
+        stressAction.execute(stats)
+        self.assertTrue(stressAction.run_called)
+        self.assertEqual(stats['runs'], 500)
+        self.assertEqual(stats['fails'], 0)
+
+    def testStressTestRunWithException(self):
+        stressAction = FakeStressActionFailing(manager=None, max_runs=1)
+        stats = self._bulid_stats_dict()
+        stressAction.execute(stats)
+        self.assertEqual(stats['runs'], 1)
+        self.assertEqual(stats['fails'], 1)