diff --git a/releasenotes/notes/add-ssh-port-parameter-to-client-6d16c374ac4456c1.yaml b/releasenotes/notes/add-ssh-port-parameter-to-client-6d16c374ac4456c1.yaml
new file mode 100644
index 0000000..b2ad199
--- /dev/null
+++ b/releasenotes/notes/add-ssh-port-parameter-to-client-6d16c374ac4456c1.yaml
@@ -0,0 +1,4 @@
+---
+features:
+  - A new optional parameter `port` for ssh client (`tempest.lib.common.ssh.Client`)
+    to specify destination port for a host. The default value is 22.
diff --git a/tempest/api/compute/servers/test_server_actions.py b/tempest/api/compute/servers/test_server_actions.py
index 28ee739..788dd8a 100644
--- a/tempest/api/compute/servers/test_server_actions.py
+++ b/tempest/api/compute/servers/test_server_actions.py
@@ -81,14 +81,19 @@
     @testtools.skipUnless(CONF.compute_feature_enabled.change_password,
                           'Change password not available.')
     def test_change_server_password(self):
+        # Since this test messes with the password and makes the
+        # server unreachable, it should create its own server
+        newserver = self.create_test_server(
+            validatable=True,
+            wait_until='ACTIVE')
         # The server's password should be set to the provided password
         new_password = 'Newpass1234'
-        self.client.change_password(self.server_id, adminPass=new_password)
-        waiters.wait_for_server_status(self.client, self.server_id, 'ACTIVE')
+        self.client.change_password(newserver['id'], adminPass=new_password)
+        waiters.wait_for_server_status(self.client, newserver['id'], 'ACTIVE')
 
         if CONF.validation.run_validation:
             # Verify that the user can authenticate with the new password
-            server = self.client.show_server(self.server_id)['server']
+            server = self.client.show_server(newserver['id'])['server']
             linux_client = remote_client.RemoteClient(
                 self.get_server_ip(server),
                 self.ssh_user,
diff --git a/tempest/api/network/test_extensions.py b/tempest/api/network/test_extensions.py
index 2c981a1..84150b4 100644
--- a/tempest/api/network/test_extensions.py
+++ b/tempest/api/network/test_extensions.py
@@ -23,9 +23,9 @@
 
         List all available extensions
 
-    v2.0 of the Neutron API is assumed. It is also assumed that the following
-    options are defined in the [network] section of etc/tempest.conf:
-
+    v2.0 of the Neutron API is assumed. It is also assumed that api-extensions
+    option is defined in the [network-feature-enabled] section of
+    etc/tempest.conf.
     """
 
     @test.attr(type='smoke')
diff --git a/tempest/api/volume/admin/test_qos.py b/tempest/api/volume/admin/test_qos.py
index 9f2d453..9275d2b 100644
--- a/tempest/api/volume/admin/test_qos.py
+++ b/tempest/api/volume/admin/test_qos.py
@@ -55,16 +55,6 @@
         self.admin_volume_qos_client.associate_qos(
             self.created_qos['id'], vol_type_id)
 
-    def _test_get_association_qos(self):
-        body = self.admin_volume_qos_client.show_association_qos(
-            self.created_qos['id'])['qos_associations']
-
-        associations = []
-        for association in body:
-            associations.append(association['id'])
-
-        return associations
-
     @test.idempotent_id('7e15f883-4bef-49a9-95eb-f94209a1ced1')
     def test_create_delete_qos_with_front_end_consumer(self):
         """Tests the creation and deletion of QoS specs
@@ -147,8 +137,9 @@
             self._test_associate_qos(vol_type[i]['id'])
 
         # get the association of the qos-specs
-        associations = self._test_get_association_qos()
-
+        body = self.admin_volume_qos_client.show_association_qos(
+            self.created_qos['id'])['qos_associations']
+        associations = [association['id'] for association in body]
         for i in range(0, 3):
             self.assertIn(vol_type[i]['id'], associations)
 
@@ -159,8 +150,6 @@
         waiters.wait_for_qos_operations(self.admin_volume_qos_client,
                                         self.created_qos['id'], operation,
                                         vol_type[0]['id'])
-        associations = self._test_get_association_qos()
-        self.assertNotIn(vol_type[0]['id'], associations)
 
         # disassociate all volume-types from qos-specs
         self.admin_volume_qos_client.disassociate_all_qos(
@@ -168,8 +157,6 @@
         operation = 'disassociate-all'
         waiters.wait_for_qos_operations(self.admin_volume_qos_client,
                                         self.created_qos['id'], operation)
-        associations = self._test_get_association_qos()
-        self.assertEmpty(associations)
 
 
 class QosSpecsV1TestJSON(QosSpecsV2TestJSON):
diff --git a/tempest/api/volume/test_volumes_actions.py b/tempest/api/volume/test_volumes_actions.py
index 5586e02..9b48c89 100644
--- a/tempest/api/volume/test_volumes_actions.py
+++ b/tempest/api/volume/test_volumes_actions.py
@@ -152,24 +152,15 @@
 
     @test.idempotent_id('fff74e1e-5bd3-4b33-9ea9-24c103bc3f59')
     def test_volume_readonly_update(self):
-        # Update volume readonly true
-        readonly = True
-        self.client.update_volume_readonly(self.volume['id'],
-                                           readonly=readonly)
-        # Get Volume information
-        fetched_volume = self.client.show_volume(self.volume['id'])['volume']
-        bool_flag = self._is_true(fetched_volume['metadata']['readonly'])
-        self.assertEqual(True, bool_flag)
-
-        # Update volume readonly false
-        readonly = False
-        self.client.update_volume_readonly(self.volume['id'],
-                                           readonly=readonly)
-
-        # Get Volume information
-        fetched_volume = self.client.show_volume(self.volume['id'])['volume']
-        bool_flag = self._is_true(fetched_volume['metadata']['readonly'])
-        self.assertEqual(False, bool_flag)
+        for readonly in [True, False]:
+            # Update volume readonly
+            self.client.update_volume_readonly(self.volume['id'],
+                                               readonly=readonly)
+            # Get Volume information
+            fetched_volume = self.client.show_volume(
+                self.volume['id'])['volume']
+            bool_flag = self._is_true(fetched_volume['metadata']['readonly'])
+            self.assertEqual(readonly, bool_flag)
 
 
 class VolumesV1ActionsTest(VolumesV2ActionsTest):
diff --git a/tempest/api/volume/test_volumes_snapshots.py b/tempest/api/volume/test_volumes_snapshots.py
index 6be569c..f971eca 100644
--- a/tempest/api/volume/test_volumes_snapshots.py
+++ b/tempest/api/volume/test_volumes_snapshots.py
@@ -34,11 +34,11 @@
         cls.name_field = cls.special_fields['name_field']
         cls.descrip_field = cls.special_fields['descrip_field']
 
-    def _detach(self, volume_id):
-        """Detach volume."""
-        self.volumes_client.detach_volume(volume_id)
-        waiters.wait_for_volume_status(self.volumes_client,
-                                       volume_id, 'available')
+    def cleanup_snapshot(self, snapshot):
+        # Delete the snapshot
+        self.snapshots_client.delete_snapshot(snapshot['id'])
+        self.snapshots_client.wait_for_resource_deletion(snapshot['id'])
+        self.snapshots.remove(snapshot)
 
     @test.idempotent_id('b467b54c-07a4-446d-a1cf-651dedcc3ff1')
     @test.services('compute')
@@ -121,12 +121,6 @@
         self.assertEqual(volume['snapshot_id'], src_snap['id'])
         self.assertEqual(int(volume['size']), src_size + 1)
 
-    def cleanup_snapshot(self, snapshot):
-        # Delete the snapshot
-        self.snapshots_client.delete_snapshot(snapshot['id'])
-        self.snapshots_client.wait_for_resource_deletion(snapshot['id'])
-        self.snapshots.remove(snapshot)
-
 
 class VolumesV1SnapshotTestJSON(VolumesV2SnapshotTestJSON):
     _api_version = 1
diff --git a/tempest/lib/common/ssh.py b/tempest/lib/common/ssh.py
index c13f41a..4226cd6 100644
--- a/tempest/lib/common/ssh.py
+++ b/tempest/lib/common/ssh.py
@@ -36,9 +36,11 @@
 class Client(object):
 
     def __init__(self, host, username, password=None, timeout=300, pkey=None,
-                 channel_timeout=10, look_for_keys=False, key_filename=None):
+                 channel_timeout=10, look_for_keys=False, key_filename=None,
+                 port=22):
         self.host = host
         self.username = username
+        self.port = port
         self.password = password
         if isinstance(pkey, six.string_types):
             pkey = paramiko.RSAKey.from_private_key(
@@ -58,17 +60,17 @@
             paramiko.AutoAddPolicy())
         _start_time = time.time()
         if self.pkey is not None:
-            LOG.info("Creating ssh connection to '%s' as '%s'"
+            LOG.info("Creating ssh connection to '%s:%d' as '%s'"
                      " with public key authentication",
-                     self.host, self.username)
+                     self.host, self.port, self.username)
         else:
-            LOG.info("Creating ssh connection to '%s' as '%s'"
+            LOG.info("Creating ssh connection to '%s:%d' as '%s'"
                      " with password %s",
-                     self.host, self.username, str(self.password))
+                     self.host, self.port, self.username, str(self.password))
         attempts = 0
         while True:
             try:
-                ssh.connect(self.host, username=self.username,
+                ssh.connect(self.host, port=self.port, username=self.username,
                             password=self.password,
                             look_for_keys=self.look_for_keys,
                             key_filename=self.key_filename,
diff --git a/tempest/tests/lib/test_ssh.py b/tempest/tests/lib/test_ssh.py
index b07f6bc..8a0a84c 100644
--- a/tempest/tests/lib/test_ssh.py
+++ b/tempest/tests/lib/test_ssh.py
@@ -69,6 +69,7 @@
             mock.sentinel.aa)
         expected_connect = [mock.call(
             'localhost',
+            port=22,
             username='root',
             pkey=None,
             key_filename=None,