diff --git a/tempest/api/network/admin/test_external_network_extension.py b/tempest/api/network/admin/test_external_network_extension.py
index dc440d3..c83dd7f 100644
--- a/tempest/api/network/admin/test_external_network_extension.py
+++ b/tempest/api/network/admin/test_external_network_extension.py
@@ -11,7 +11,7 @@
 #    under the License.
 
 from tempest.api.network import base
-from tempest.common.utils import data_utils
+from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
 from tempest.lib import decorators
 
diff --git a/tempest/api/network/admin/test_quotas.py b/tempest/api/network/admin/test_quotas.py
index 7b6ebef..aa8b2dc 100644
--- a/tempest/api/network/admin/test_quotas.py
+++ b/tempest/api/network/admin/test_quotas.py
@@ -14,7 +14,7 @@
 #    under the License.
 
 from tempest.api.network import base
-from tempest.common.utils import data_utils
+from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
 from tempest.lib import decorators
 from tempest import test
diff --git a/tempest/api/network/admin/test_routers_dvr.py b/tempest/api/network/admin/test_routers_dvr.py
index 78ca494..4ccad30 100644
--- a/tempest/api/network/admin/test_routers_dvr.py
+++ b/tempest/api/network/admin/test_routers_dvr.py
@@ -16,7 +16,7 @@
 import testtools
 
 from tempest.api.network import base_routers as base
-from tempest.common.utils import data_utils
+from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest import test
 
diff --git a/tempest/api/network/base.py b/tempest/api/network/base.py
index 132e23e..a724dc9 100644
--- a/tempest/api/network/base.py
+++ b/tempest/api/network/base.py
@@ -15,9 +15,9 @@
 
 import netaddr
 
-from tempest.common.utils import data_utils
 from tempest import config
 from tempest import exceptions
+from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
 from tempest.lib import exceptions as lib_exc
 import tempest.test
diff --git a/tempest/api/network/base_security_groups.py b/tempest/api/network/base_security_groups.py
index 3ea3aea..b8d677a 100644
--- a/tempest/api/network/base_security_groups.py
+++ b/tempest/api/network/base_security_groups.py
@@ -14,7 +14,7 @@
 #    under the License.
 
 from tempest.api.network import base
-from tempest.common.utils import data_utils
+from tempest.lib.common.utils import data_utils
 
 
 class BaseSecGroupTest(base.BaseNetworkTest):
diff --git a/tempest/api/network/test_dhcp_ipv6.py b/tempest/api/network/test_dhcp_ipv6.py
index 136f9e6..a7ae765 100644
--- a/tempest/api/network/test_dhcp_ipv6.py
+++ b/tempest/api/network/test_dhcp_ipv6.py
@@ -18,9 +18,9 @@
 import netaddr
 
 from tempest.api.network import base
-from tempest.common.utils import data_utils
 from tempest.common.utils import net_info
 from tempest import config
+from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 
diff --git a/tempest/api/network/test_extra_dhcp_options.py b/tempest/api/network/test_extra_dhcp_options.py
index 1156275..dc9042e 100644
--- a/tempest/api/network/test_extra_dhcp_options.py
+++ b/tempest/api/network/test_extra_dhcp_options.py
@@ -14,7 +14,7 @@
 #    under the License.
 
 from tempest.api.network import base
-from tempest.common.utils import data_utils
+from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest import test
 
diff --git a/tempest/api/network/test_metering_extensions.py b/tempest/api/network/test_metering_extensions.py
index 42fa9e4..18dccc3 100644
--- a/tempest/api/network/test_metering_extensions.py
+++ b/tempest/api/network/test_metering_extensions.py
@@ -13,7 +13,7 @@
 # under the License.
 
 from tempest.api.network import base
-from tempest.common.utils import data_utils
+from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest import test
 
diff --git a/tempest/api/network/test_networks.py b/tempest/api/network/test_networks.py
index 69d4ebe..fc9f465 100644
--- a/tempest/api/network/test_networks.py
+++ b/tempest/api/network/test_networks.py
@@ -18,8 +18,8 @@
 
 from tempest.api.network import base
 from tempest.common import custom_matchers
-from tempest.common.utils import data_utils
 from tempest import config
+from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
diff --git a/tempest/api/network/test_networks_negative.py b/tempest/api/network/test_networks_negative.py
index 3cc6fb7..5cb12fe 100644
--- a/tempest/api/network/test_networks_negative.py
+++ b/tempest/api/network/test_networks_negative.py
@@ -15,7 +15,7 @@
 #    under the License.
 
 from tempest.api.network import base
-from tempest.common.utils import data_utils
+from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 from tempest import test
diff --git a/tempest/api/network/test_ports.py b/tempest/api/network/test_ports.py
index 3908aae..376d4ae 100644
--- a/tempest/api/network/test_ports.py
+++ b/tempest/api/network/test_ports.py
@@ -21,8 +21,8 @@
 from tempest.api.network import base
 from tempest.api.network import base_security_groups as sec_base
 from tempest.common import custom_matchers
-from tempest.common.utils import data_utils
 from tempest import config
+from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions
 from tempest import test
diff --git a/tempest/api/network/test_routers.py b/tempest/api/network/test_routers.py
index 694b86b..fbfcafc 100644
--- a/tempest/api/network/test_routers.py
+++ b/tempest/api/network/test_routers.py
@@ -17,8 +17,8 @@
 import testtools
 
 from tempest.api.network import base_routers as base
-from tempest.common.utils import data_utils
 from tempest import config
+from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest import test
 
diff --git a/tempest/api/network/test_routers_negative.py b/tempest/api/network/test_routers_negative.py
index 2bda431..e945ac9 100644
--- a/tempest/api/network/test_routers_negative.py
+++ b/tempest/api/network/test_routers_negative.py
@@ -16,8 +16,8 @@
 import netaddr
 
 from tempest.api.network import base_routers as base
-from tempest.common.utils import data_utils
 from tempest import config
+from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 from tempest import test
diff --git a/tempest/api/network/test_security_groups.py b/tempest/api/network/test_security_groups.py
index 607baf0..d7e5149 100644
--- a/tempest/api/network/test_security_groups.py
+++ b/tempest/api/network/test_security_groups.py
@@ -14,8 +14,8 @@
 #    under the License.
 
 from tempest.api.network import base_security_groups as base
-from tempest.common.utils import data_utils
 from tempest import config
+from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest import test
 
diff --git a/tempest/api/network/test_subnetpools_extensions.py b/tempest/api/network/test_subnetpools_extensions.py
index d9599c4..be6bffc 100644
--- a/tempest/api/network/test_subnetpools_extensions.py
+++ b/tempest/api/network/test_subnetpools_extensions.py
@@ -13,8 +13,8 @@
 # under the License.
 
 from tempest.api.network import base
-from tempest.common.utils import data_utils
 from tempest import config
+from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc