diff --git a/openstack/networking/v2/extensions/delegate_test.go b/openstack/networking/v2/extensions/delegate_test.go
index 5d82203..3d2ac78 100755
--- a/openstack/networking/v2/extensions/delegate_test.go
+++ b/openstack/networking/v2/extensions/delegate_test.go
@@ -92,14 +92,14 @@
     }
 }
     `)
-
-		ext, err := Get(fake.ServiceClient(), "agent").Extract()
-		th.AssertNoErr(t, err)
-
-		th.AssertEquals(t, ext.Updated, "2013-02-03T10:00:00-00:00")
-		th.AssertEquals(t, ext.Name, "agent")
-		th.AssertEquals(t, ext.Namespace, "http://docs.openstack.org/ext/agent/api/v2.0")
-		th.AssertEquals(t, ext.Alias, "agent")
-		th.AssertEquals(t, ext.Description, "The agent management extension.")
 	})
+
+	ext, err := Get(fake.ServiceClient(), "agent").Extract()
+	th.AssertNoErr(t, err)
+
+	th.AssertEquals(t, ext.Updated, "2013-02-03T10:00:00-00:00")
+	th.AssertEquals(t, ext.Name, "agent")
+	th.AssertEquals(t, ext.Namespace, "http://docs.openstack.org/ext/agent/api/v2.0")
+	th.AssertEquals(t, ext.Alias, "agent")
+	th.AssertEquals(t, ext.Description, "The agent management extension.")
 }
diff --git a/openstack/networking/v2/extensions/lbaas/monitors/requests_test.go b/openstack/networking/v2/extensions/lbaas/monitors/requests_test.go
index cf3513b..5c5a1d2 100644
--- a/openstack/networking/v2/extensions/lbaas/monitors/requests_test.go
+++ b/openstack/networking/v2/extensions/lbaas/monitors/requests_test.go
@@ -158,6 +158,17 @@
 	th.AssertNoErr(t, err)
 }
 
+func TestRequiredCreateOpts(t *testing.T) {
+	res := Create(fake.ServiceClient(), CreateOpts{})
+	if res.Err == nil {
+		t.Fatalf("Expected error, got none")
+	}
+	res = Create(fake.ServiceClient(), CreateOpts{Type: TypeHTTP})
+	if res.Err == nil {
+		t.Fatalf("Expected error, got none")
+	}
+}
+
 func TestGet(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
diff --git a/openstack/networking/v2/extensions/lbaas/vips/requests_test.go b/openstack/networking/v2/extensions/lbaas/vips/requests_test.go
index b3bce5b..430f1a1 100644
--- a/openstack/networking/v2/extensions/lbaas/vips/requests_test.go
+++ b/openstack/networking/v2/extensions/lbaas/vips/requests_test.go
@@ -139,7 +139,8 @@
         "admin_state_up": true,
         "subnet_id": "8032909d-47a1-4715-90af-5153ffe39861",
         "pool_id": "61b1f87a-7a21-4ad3-9dda-7f81d249944f",
-        "protocol_port": 80
+        "protocol_port": 80,
+				"session_persistence": {"type": "SOURCE_IP"}
     }
 }
 			`)
@@ -175,6 +176,7 @@
 		SubnetID:     "8032909d-47a1-4715-90af-5153ffe39861",
 		PoolID:       "61b1f87a-7a21-4ad3-9dda-7f81d249944f",
 		ProtocolPort: 80,
+		Persistence:  &SessionPersistence{Type: "SOURCE_IP"},
 	}
 
 	r, err := Create(fake.ServiceClient(), opts).Extract()
@@ -195,6 +197,29 @@
 	th.AssertEquals(t, "NewVip", r.Name)
 }
 
+func TestRequiredCreateOpts(t *testing.T) {
+	res := Create(fake.ServiceClient(), CreateOpts{})
+	if res.Err == nil {
+		t.Fatalf("Expected error, got none")
+	}
+	res = Create(fake.ServiceClient(), CreateOpts{Name: "foo"})
+	if res.Err == nil {
+		t.Fatalf("Expected error, got none")
+	}
+	res = Create(fake.ServiceClient(), CreateOpts{Name: "foo", SubnetID: "bar"})
+	if res.Err == nil {
+		t.Fatalf("Expected error, got none")
+	}
+	res = Create(fake.ServiceClient(), CreateOpts{Name: "foo", SubnetID: "bar", Protocol: "bar"})
+	if res.Err == nil {
+		t.Fatalf("Expected error, got none")
+	}
+	res = Create(fake.ServiceClient(), CreateOpts{Name: "foo", SubnetID: "bar", Protocol: "bar", ProtocolPort: 80})
+	if res.Err == nil {
+		t.Fatalf("Expected error, got none")
+	}
+}
+
 func TestGet(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
@@ -254,7 +279,8 @@
 		th.TestJSONRequest(t, r, `
 {
     "vip": {
-        "connection_limit": 1000
+        "connection_limit": 1000,
+				"session_persistence": {"type": "SOURCE_IP"}
     }
 }
 			`)
@@ -284,7 +310,10 @@
 	})
 
 	i1000 := 1000
-	options := UpdateOpts{ConnLimit: &i1000}
+	options := UpdateOpts{
+		ConnLimit:   &i1000,
+		Persistence: &SessionPersistence{Type: "SOURCE_IP"},
+	}
 	vip, err := Update(fake.ServiceClient(), "4ec89087-d057-4e2c-911f-60a3b47ee304", options).Extract()
 	th.AssertNoErr(t, err)
 
diff --git a/openstack/networking/v2/extensions/lbaas/vips/results.go b/openstack/networking/v2/extensions/lbaas/vips/results.go
index b1a09e9..5925adc 100644
--- a/openstack/networking/v2/extensions/lbaas/vips/results.go
+++ b/openstack/networking/v2/extensions/lbaas/vips/results.go
@@ -26,7 +26,7 @@
 	Type string `mapstructure:"type" json:"type"`
 
 	// Name of cookie if persistence mode is set appropriately
-	CookieName string `mapstructure:"cookie_name" json:"cookie_name"`
+	CookieName string `mapstructure:"cookie_name" json:"cookie_name,omitempty"`
 }
 
 // VirtualIP is the primary load balancing configuration object that specifies