diff --git a/tripleoclient/tests/v1/undercloud/test_config.py b/tripleoclient/tests/v1/undercloud/test_config.py
index a245215d3..d8862a170 100644
--- a/tripleoclient/tests/v1/undercloud/test_config.py
+++ b/tripleoclient/tests/v1/undercloud/test_config.py
@@ -319,18 +319,14 @@ class TestNetworkSettings(TestBaseNetworkSettings):
                          undercloud_admin_host='192.168.24.3',
                          undercloud_public_host='192.168.24.1',
                          generate_service_certificate=True)
-        self.assertRaises(exceptions.InvalidConfiguration,
-                          undercloud_config._process_network_args,
-                          env)
+        undercloud_config._process_network_args(env)
 
         # undercloud_admin_host == undercloud_public_host
         self.conf.config(local_ip='192.168.24.1/24',
                          undercloud_admin_host='192.168.24.2',
                          undercloud_public_host='192.168.24.2',
                          generate_service_certificate=True)
-        self.assertRaises(exceptions.InvalidConfiguration,
-                          undercloud_config._process_network_args,
-                          env)
+        undercloud_config._process_network_args(env)
 
         # We do not care about ip duplication when ssl is disabled
         self.conf.config(local_ip='192.168.24.1/24',
diff --git a/tripleoclient/v1/undercloud_config.py b/tripleoclient/v1/undercloud_config.py
index 9d80b270c..745721ffd 100644
--- a/tripleoclient/v1/undercloud_config.py
+++ b/tripleoclient/v1/undercloud_config.py
@@ -395,15 +395,9 @@ def _process_network_args(env):
     # value here.
     if (CONF.get('generate_service_certificate') or
             CONF.get('undercloud_service_certificate')):
-        undercloud_ips = [
-            CONF.local_ip.split('/')[0],
-            CONF.undercloud_admin_host,
-            CONF.undercloud_public_host
-        ]
-        if len(undercloud_ips) != len(set(undercloud_ips)):
-            msg = ("The same IP is used for multiple endpoints. Please use "
-                   "unique ips for local_ip, undercloud_admin_host and "
-                   "undercloud_public_host")
+        if CONF.local_ip.split('/')[0] == CONF.undercloud_admin_host:
+            msg = ("Different IPs should be assigned to local_ip and "
+                   "undercloud_admin_host")
             raise exceptions.InvalidConfiguration(msg)