diff --git a/tcp_tests/managers/envmanager_devops.py b/tcp_tests/managers/envmanager_devops.py
index 1e7f66c..d17c6bd 100644
--- a/tcp_tests/managers/envmanager_devops.py
+++ b/tcp_tests/managers/envmanager_devops.py
@@ -25,12 +25,12 @@
     AuthenticationException,
     BadAuthenticationType)
 
-from tcp_tests.helpers import env_config
-from tcp_tests.helpers import exceptions
-from tcp_tests.helpers import ext
-from tcp_tests import logger
 from tcp_tests import settings
 from tcp_tests import settings_oslo
+from tcp_tests.helpers import env_config
+from tcp_tests.helpers import ext
+from tcp_tests.helpers import exceptions
+from tcp_tests import logger
 
 LOG = logger.logger
 
diff --git a/tcp_tests/managers/saltmanager.py b/tcp_tests/managers/saltmanager.py
index 2b06dc3..b5d5f04 100644
--- a/tcp_tests/managers/saltmanager.py
+++ b/tcp_tests/managers/saltmanager.py
@@ -19,8 +19,8 @@
 from datetime import datetime
 from pepper import libpepper
 from tcp_tests.helpers import utils
-from tcp_tests import settings
 from tcp_tests import logger
+from tcp_tests import settings
 from tcp_tests.managers.execute_commands import ExecuteCommandsMixin
 
 LOG = logger.logger
@@ -234,7 +234,7 @@
         self.__api = None
         self.run_state(
             tgt,
-            'cmd.run', 'service ntp stop; ntpd -gq; service ntp start')
+            'cmd.run', 'service ntp stop; if [ -x /usr/sbin/ntpdate ]; then ntpdate -s ntp.ubuntu.com; else ntpd -gq ; fi; service ntp start')  # noqa
         new_time_res = self.run_state(tgt, 'cmd.run', 'date')
         for node_name, time in sorted(new_time_res[0]['return'][0].items()):
             LOG.info("{0}: {1}".format(node_name, time))
diff --git a/tcp_tests/managers/underlay_ssh_manager.py b/tcp_tests/managers/underlay_ssh_manager.py
index 2c9ed55..5f919ce 100644
--- a/tcp_tests/managers/underlay_ssh_manager.py
+++ b/tcp_tests/managers/underlay_ssh_manager.py
@@ -236,7 +236,8 @@
                                    address_pool=address_pool)
         return ssh_data['host']
 
-    def remote(self, node_name=None, host=None, address_pool=None):
+    def remote(self, node_name=None, host=None, address_pool=None,
+               username=None):
         """Get SSHClient by a node name or hostname.
 
            One of the following arguments should be specified:
@@ -249,7 +250,7 @@
         ssh_data = self.__ssh_data(node_name=node_name, host=host,
                                    address_pool=address_pool)
         ssh_auth = ssh_client.SSHAuth(
-            username=ssh_data['login'],
+            username=username or ssh_data['login'],
             password=ssh_data['password'],
             keys=[rsakey.RSAKey(file_obj=StringIO.StringIO(key))
                   for key in ssh_data['keys']])