diff --git a/configutilities/configutilities/configutilities/common/validator.py b/configutilities/configutilities/configutilities/common/validator.py
index fa8e9ff04e..e38b44f5a1 100755
--- a/configutilities/configutilities/configutilities/common/validator.py
+++ b/configutilities/configutilities/configutilities/common/validator.py
@@ -346,9 +346,16 @@ class ConfigValidator(object):
         # Management network configuration
         mgmt_prefix = NETWORK_PREFIX_NAMES[self.naming_type][MGMT_TYPE]
         self.mgmt_network = Network()
+
+        if self.config_type == SUBCLOUD_CONFIG:
+            min_addresses = 5
+        else:
+            min_addresses = 8
+
         try:
             self.mgmt_network.parse_config(self.conf, self.config_type,
-                                           MGMT_TYPE, min_addresses=8,
+                                           MGMT_TYPE,
+                                           min_addresses=min_addresses,
                                            multicast_addresses=16,
                                            naming_type=self.naming_type)
         except ConfigFail:
diff --git a/controllerconfig/controllerconfig/controllerconfig/regionconfig.py b/controllerconfig/controllerconfig/controllerconfig/regionconfig.py
index 7ae7f3e773..421bdbe513 100755
--- a/controllerconfig/controllerconfig/controllerconfig/regionconfig.py
+++ b/controllerconfig/controllerconfig/controllerconfig/regionconfig.py
@@ -553,7 +553,7 @@ def configure_region(config_file, config_type=REGION_CONFIG):
 
     # Bring up management interface to allow us to reach Region 1
     print "Configuring management interface... ",
-    configure_management_interface(region_config)
+    configure_management_interface(region_config, config_type=config_type)
     print "DONE"
 
     # Get token from keystone
diff --git a/controllerconfig/controllerconfig/controllerconfig/systemconfig.py b/controllerconfig/controllerconfig/controllerconfig/systemconfig.py
index 7fe831e4e1..3b0a37d448 100644
--- a/controllerconfig/controllerconfig/controllerconfig/systemconfig.py
+++ b/controllerconfig/controllerconfig/controllerconfig/systemconfig.py
@@ -54,9 +54,15 @@ def configure_management_interface(region_config, config_type=REGION_CONFIG):
         naming_type = HP_NAMES
     else:
         naming_type = DEFAULT_NAMES
+
+    if config_type == SUBCLOUD_CONFIG:
+        min_addresses = 5
+    else:
+        min_addresses = 8
     try:
         mgmt_network.parse_config(region_config, config_type, MGMT_TYPE,
-                                  min_addresses=8, naming_type=naming_type)
+                                  min_addresses=min_addresses,
+                                  naming_type=naming_type)
     except ConfigFail:
         raise
     except Exception as e: