diff --git a/openstack_dashboard/api/quantum.py b/openstack_dashboard/api/quantum.py
index 1bd5ed9ac..b04fadcee 100644
--- a/openstack_dashboard/api/quantum.py
+++ b/openstack_dashboard/api/quantum.py
@@ -412,7 +412,8 @@ def router_add_interface(request, router_id, subnet_id=None, port_id=None):
         body['subnet_id'] = subnet_id
     if port_id:
         body['port_id'] = port_id
-    quantumclient(request).add_interface_router(router_id, body)
+    client = quantumclient(request)
+    return client.add_interface_router(router_id, body)
 
 
 def router_remove_interface(request, router_id, subnet_id=None, port_id=None):
diff --git a/openstack_dashboard/dashboards/project/routers/ports/forms.py b/openstack_dashboard/dashboards/project/routers/ports/forms.py
index dcaeba540..51a85a3f2 100644
--- a/openstack_dashboard/dashboards/project/routers/ports/forms.py
+++ b/openstack_dashboard/dashboards/project/routers/ports/forms.py
@@ -22,13 +22,19 @@ from django.utils.translation import ugettext_lazy as _
 from horizon import forms
 from horizon import messages
 from horizon import exceptions
+from horizon.utils import fields
 from openstack_dashboard import api
 
 LOG = logging.getLogger(__name__)
 
 
 class AddInterface(forms.SelfHandlingForm):
-    subnet_id = forms.ChoiceField(label=_("Subnet"), required=False)
+    subnet_id = forms.ChoiceField(label=_("Subnet"))
+    ip_address = fields.IPField(
+        label=_("IP Address (optional)"), required=False, initial="",
+        help_text=_("You can specify an IP address of the interface "
+                    "created if you want (e.g. 192.168.0.254)."),
+        version=fields.IPv4 | fields.IPv6, mask=False)
     router_name = forms.CharField(label=_("Router Name"),
                                   widget=forms.TextInput(
                                       attrs={'readonly': 'readonly'}))
@@ -70,24 +76,73 @@ class AddInterface(forms.SelfHandlingForm):
         return choices
 
     def handle(self, request, data):
+        if data['ip_address']:
+            port = self._add_interface_by_port(request, data)
+        else:
+            port = self._add_interface_by_subnet(request, data)
+        msg = _('Interface added')
+        if port:
+            msg += ' ' + port.fixed_ips[0]['ip_address']
+        LOG.debug(msg)
+        messages.success(request, msg)
+        return True
+
+    def _add_interface_by_subnet(self, request, data):
+        router_id = data['router_id']
         try:
-            api.quantum.router_add_interface(request,
-                                             data['router_id'],
-                                             subnet_id=data['subnet_id'])
-            msg = _('Interface added')
-            LOG.debug(msg)
-            messages.success(request, msg)
-            return True
+            router_inf = api.quantum.router_add_interface(
+                request, router_id, subnet_id=data['subnet_id'])
         except Exception as e:
-            msg = _('Failed to add_interface %s') % e.message
+            self._handle_error(request, router_id, e)
+        try:
+            port = api.quantum.port_get(request, router_inf['port_id'])
+        except:
+            # Ignore an error when port_get() since it is just
+            # to get an IP address for the interface.
+            port = None
+        return port
+
+    def _add_interface_by_port(self, request, data):
+        router_id = data['router_id']
+        subnet_id = data['subnet_id']
+        try:
+            subnet = api.quantum.subnet_get(request, subnet_id)
+        except:
+            msg = _('Unable to get subnet "%s"') % subnet_id
+            self._handle_error(request, router_id, msg)
+        try:
+            ip_address = data['ip_address']
+            body = {'network_id': subnet.network_id,
+                    'fixed_ips': [{'subnet_id': subnet.id,
+                                   'ip_address': ip_address}]}
+            port = api.quantum.port_create(request, **body)
+        except Exception as e:
+            self._handle_error(request, router_id, e)
+        try:
+            api.quantum.router_add_interface(request, router_id,
+                                             port_id=port.id)
+        except Exception as e:
+            self._delete_port(request, port)
+            self._handle_error(request, router_id, e)
+        return port
+
+    def _handle_error(self, request, router_id, reason):
+        msg = _('Failed to add_interface: %s') % reason
+        LOG.info(msg)
+        redirect = reverse(self.failure_url, args=[router_id])
+        exceptions.handle(request, msg, redirect=redirect)
+
+    def _delete_port(self, request, port):
+        try:
+            api.quantum.port_delete(request, port.id)
+        except:
+            msg = _('Failed to delete port %s') % port.id
             LOG.info(msg)
-            messages.error(request, msg)
-            redirect = reverse(self.failure_url, args=[data['router_id']])
-            exceptions.handle(request, msg, redirect=redirect)
+            exceptions.handle(request, msg)
 
 
 class SetGatewayForm(forms.SelfHandlingForm):
-    network_id = forms.ChoiceField(label=_("External Network"), required=False)
+    network_id = forms.ChoiceField(label=_("External Network"))
     router_name = forms.CharField(label=_("Router Name"),
                                   widget=forms.TextInput(
                                       attrs={'readonly': 'readonly'}))
@@ -132,6 +187,5 @@ class SetGatewayForm(forms.SelfHandlingForm):
         except Exception as e:
             msg = _('Failed to set gateway %s') % e.message
             LOG.info(msg)
-            messages.error(request, msg)
             redirect = reverse(self.failure_url)
             exceptions.handle(request, msg, redirect=redirect)
diff --git a/openstack_dashboard/dashboards/project/routers/ports/tables.py b/openstack_dashboard/dashboards/project/routers/ports/tables.py
index 2c692643e..b4ad4d6c1 100644
--- a/openstack_dashboard/dashboards/project/routers/ports/tables.py
+++ b/openstack_dashboard/dashboards/project/routers/ports/tables.py
@@ -71,6 +71,11 @@ class RemoveInterface(tables.DeleteAction):
                                args=[router_id])
             exceptions.handle(request, msg, redirect=redirect)
 
+    def allowed(self, request, datum=None):
+        if datum and datum['device_owner'] == 'network:router_gateway':
+            return False
+        return True
+
 
 class PortsTable(tables.DataTable):
     name = tables.Column("name",
diff --git a/openstack_dashboard/dashboards/project/routers/templates/routers/ports/_create.html b/openstack_dashboard/dashboards/project/routers/templates/routers/ports/_create.html
index c3629468d..c17dd9cad 100644
--- a/openstack_dashboard/dashboards/project/routers/templates/routers/ports/_create.html
+++ b/openstack_dashboard/dashboards/project/routers/templates/routers/ports/_create.html
@@ -15,7 +15,12 @@
 </div>
 <div class="right">
     <h3>{% trans "Description" %}:</h3>
-    <p>{% trans "You can connect a specified subnet to the router." %}</p>
+    <p>
+      {% trans "You can connect a specified subnet to the router." %}
+    </p>
+    <p>
+      {% trans "The default IP address of the interface created is a gateway of the selected subnet. You can specify another IP address of the interface here. You must select a subnet to which the specified IP address belongs to from the above list." %}
+    </p>
 </div>
 {% endblock %}
 
diff --git a/openstack_dashboard/dashboards/project/routers/tests.py b/openstack_dashboard/dashboards/project/routers/tests.py
index 8daeb1883..b8d07eefb 100644
--- a/openstack_dashboard/dashboards/project/routers/tests.py
+++ b/openstack_dashboard/dashboards/project/routers/tests.py
@@ -150,12 +150,21 @@ class RouterActionTests(test.TestCase):
     def _test_router_addinterface(self, raise_error=False):
         router = self.routers.first()
         subnet = self.subnets.first()
+        port = self.ports.first()
+
         add_interface = api.quantum.router_add_interface(
             IsA(http.HttpRequest), router.id, subnet_id=subnet.id)
         if raise_error:
             add_interface.AndRaise(self.exceptions.quantum)
         else:
-            add_interface.AndReturn(None)
+            add_interface.AndReturn({'subnet_id': subnet.id,
+                                     'port_id': port.id})
+            api.quantum.port_get(IsA(http.HttpRequest), port.id)\
+                .AndReturn(port)
+        self._check_router_addinterface(router, subnet)
+
+    def _check_router_addinterface(self, router, subnet, ip_address=''):
+        # mock APIs used to show router detail
         api.quantum.router_get(IsA(http.HttpRequest), router.id)\
             .AndReturn(router)
         self._mock_network_list(router['tenant_id'])
@@ -163,7 +172,8 @@ class RouterActionTests(test.TestCase):
 
         form_data = {'router_id': router.id,
                      'router_name': router.name,
-                     'subnet_id': subnet.id}
+                     'subnet_id': subnet.id,
+                     'ip_address': ip_address}
 
         url = reverse('horizon:%s:routers:addinterface' % self.DASHBOARD,
                       args=[router.id])
@@ -174,6 +184,7 @@ class RouterActionTests(test.TestCase):
 
     @test.create_stubs({api.quantum: ('router_get',
                                       'router_add_interface',
+                                      'port_get',
                                       'network_list')})
     def test_router_addinterface(self):
         self._test_router_addinterface()
@@ -184,6 +195,71 @@ class RouterActionTests(test.TestCase):
     def test_router_addinterface_exception(self):
         self._test_router_addinterface(raise_error=True)
 
+    def _test_router_addinterface_ip_addr(self, errors=[]):
+        router = self.routers.first()
+        subnet = self.subnets.first()
+        port = self.ports.first()
+        ip_addr = port['fixed_ips'][0]['ip_address']
+        self._setup_mock_addinterface_ip_addr(router, subnet, port,
+                                              ip_addr, errors)
+        self._check_router_addinterface(router, subnet, ip_addr)
+
+    def _setup_mock_addinterface_ip_addr(self, router, subnet, port,
+                                         ip_addr, errors=[]):
+        subnet_get = api.quantum.subnet_get(IsA(http.HttpRequest), subnet.id)
+        if 'subnet_get' in errors:
+            subnet_get.AndRaise(self.exceptions.quantum)
+            return
+        subnet_get.AndReturn(subnet)
+
+        params = {'network_id': subnet.network_id,
+                  'fixed_ips': [{'subnet_id': subnet.id,
+                                 'ip_address': ip_addr}]}
+        port_create = api.quantum.port_create(IsA(http.HttpRequest), **params)
+        if 'port_create' in errors:
+            port_create.AndRaise(self.exceptions.quantum)
+            return
+        port_create.AndReturn(port)
+
+        add_inf = api.quantum.router_add_interface(
+            IsA(http.HttpRequest), router.id, port_id=port.id)
+        if 'add_interface' not in errors:
+            return
+
+        add_inf.AndRaise(self.exceptions.quantum)
+        port_delete = api.quantum.port_delete(IsA(http.HttpRequest), port.id)
+        if 'port_delete' in errors:
+            port_delete.AndRaise(self.exceptions.quantum)
+
+    @test.create_stubs({api.quantum: ('router_add_interface', 'subnet_get',
+                                      'port_create',
+                                      'router_get', 'network_list')})
+    def test_router_addinterface_ip_addr(self):
+        self._test_router_addinterface_ip_addr()
+
+    @test.create_stubs({api.quantum: ('subnet_get',
+                                      'router_get', 'network_list')})
+    def test_router_addinterface_ip_addr_exception_subnet_get(self):
+        self._test_router_addinterface_ip_addr(errors=['subnet_get'])
+
+    @test.create_stubs({api.quantum: ('subnet_get', 'port_create',
+                                      'router_get', 'network_list')})
+    def test_router_addinterface_ip_addr_exception_port_create(self):
+        self._test_router_addinterface_ip_addr(errors=['port_create'])
+
+    @test.create_stubs({api.quantum: ('router_add_interface', 'subnet_get',
+                                      'port_create', 'port_delete',
+                                      'router_get', 'network_list')})
+    def test_router_addinterface_ip_addr_exception_add_interface(self):
+        self._test_router_addinterface_ip_addr(errors=['add_interface'])
+
+    @test.create_stubs({api.quantum: ('router_add_interface', 'subnet_get',
+                                      'port_create', 'port_delete',
+                                      'router_get', 'network_list')})
+    def test_router_addinterface_ip_addr_exception_port_delete(self):
+        self._test_router_addinterface_ip_addr(errors=['add_interface',
+                                                       'port_delete'])
+
     @test.create_stubs({api.quantum: ('router_get',
                                       'router_add_gateway',
                                       'network_list')})