diff --git a/neutron_tempest_plugin/config.py b/neutron_tempest_plugin/config.py
index af75385..3f8ccd5 100644
--- a/neutron_tempest_plugin/config.py
+++ b/neutron_tempest_plugin/config.py
@@ -299,6 +299,17 @@
 CONF.register_group(taas_group)
 CONF.register_opts(TaasGroup, group="taas")
 
+# DNS Integration with an External Service
+DnsFeatureGroup = [
+    cfg.IntOpt(
+        'segmentation_id', default=12345,
+        help="For network types VLAN, GRE, VXLAN or GENEVE, the segmentation"
+             " ID must be outside the ranges assigned to project networks."),
+]
+dns_feature_group = cfg.OptGroup(
+    name='designate_feature_enabled', title='Enabled Designate Features')
+CONF.register_group(dns_feature_group)
+CONF.register_opts(DnsFeatureGroup, group="designate_feature_enabled")
 
 config_opts_translator = {
     'project_network_cidr': 'tenant_network_cidr',
diff --git a/neutron_tempest_plugin/scenario/test_dns_integration.py b/neutron_tempest_plugin/scenario/test_dns_integration.py
index f7ab6ef..7fce12f 100644
--- a/neutron_tempest_plugin/scenario/test_dns_integration.py
+++ b/neutron_tempest_plugin/scenario/test_dns_integration.py
@@ -176,11 +176,10 @@
     @classmethod
     def resource_setup(cls):
         super(DNSIntegrationAdminTests, cls).resource_setup()
-        # TODO(jh): We should add the segmentation_id as tempest option
-        # so that it can be changed to match the deployment if needed
-        cls.network2 = cls.create_network(dns_domain=cls.zone['name'],
-                provider_network_type='vxlan',
-                provider_segmentation_id=12345)
+        segmentation_id = CONF.designate_feature_enabled.segmentation_id
+        cls.network2 = cls.create_network(
+            dns_domain=cls.zone['name'], provider_network_type='vxlan',
+            provider_segmentation_id=segmentation_id)
         cls.subnet2 = cls.create_subnet(cls.network2)
 
     def _verify_dns_assignment(self, port):