diff --git a/neutron/plugins/ml2/driver_api.py b/neutron/plugins/ml2/driver_api.py
index d66c3dc59f1..85722984964 100644
--- a/neutron/plugins/ml2/driver_api.py
+++ b/neutron/plugins/ml2/driver_api.py
@@ -654,6 +654,16 @@ class ExtensionDriver(object):
         """
         pass
 
+    @property
+    def extension_aliases(self):
+        """List of extension aliases supported by the driver.
+
+        Return a list of aliases identifying the core API extensions
+        supported by the driver. By default this just returns the
+        extension_alias property for backwards compatibility.
+        """
+        return [self.extension_alias]
+
     def process_create_network(self, plugin_context, data, result):
         """Process extended attributes for create network.
 
diff --git a/neutron/plugins/ml2/managers.py b/neutron/plugins/ml2/managers.py
index d4930e37abf..e968c9967ab 100644
--- a/neutron/plugins/ml2/managers.py
+++ b/neutron/plugins/ml2/managers.py
@@ -902,8 +902,10 @@ class ExtensionManager(stevedore.named.NamedExtensionManager):
     def extension_aliases(self):
         exts = []
         for driver in self.ordered_ext_drivers:
-            alias = driver.obj.extension_alias
-            if alias:
+            aliases = driver.obj.extension_aliases
+            for alias in aliases:
+                if not alias:
+                    continue
                 exts.append(alias)
                 LOG.info(_LI("Got %(alias)s extension from driver '%(drv)s'"),
                          {'alias': alias, 'drv': driver.name})