diff --git a/pkg/multicloud/zstack/host.go b/pkg/multicloud/zstack/host.go
index d38015e636..b5babfd498 100644
--- a/pkg/multicloud/zstack/host.go
+++ b/pkg/multicloud/zstack/host.go
@@ -418,10 +418,12 @@ func (region *SRegion) CreateInstance(desc *cloudprovider.SManagedVMCreateConfig
 	systemTags := []string{
 		"createWithoutCdRom::true",
 		"usbRedirect::false",
-		fmt.Sprintf("staticIp::%s::%s", l3Id, desc.IpAddr),
 		"vmConsoleMode::vnc",
 		"cleanTraffic::false",
 	}
+	if len(desc.IpAddr) > 0 {
+		systemTags = append(systemTags, fmt.Sprintf("staticIp::%s::%s", l3Id, desc.IpAddr))
+	}
 	if len(desc.UserData) > 0 {
 		systemTags = append(systemTags, "userdata::"+desc.UserData)
 	}
diff --git a/pkg/multicloud/zstack/instance.go b/pkg/multicloud/zstack/instance.go
index 021ff7207e..455735306e 100644
--- a/pkg/multicloud/zstack/instance.go
+++ b/pkg/multicloud/zstack/instance.go
@@ -31,6 +31,7 @@ import (
 	"yunion.io/x/onecloud/pkg/cloudprovider"
 	"yunion.io/x/onecloud/pkg/multicloud"
 	"yunion.io/x/onecloud/pkg/util/billing"
+	"yunion.io/x/onecloud/pkg/util/version"
 )
 
 type SInstanceCdrome struct {
@@ -305,6 +306,11 @@ func (instance *SInstance) GetVNCInfo() (jsonutils.JSONObject, error) {
 	}
 	authURL, _ := url.Parse(instance.host.zone.region.client.authURL)
 	url := fmt.Sprintf("%s://%s:5000/thirdparty/vnc_auto.html?host=%s&port=%d&token=%s&title=%s", info.Scheme, authURL.Hostname(), info.Hostname, info.Port, info.Token, instance.Name)
+	if ver, _ := instance.host.zone.region.client.GetVersion(); ver != nil {
+		if version.GE(ver.Version, "4.0.0") {
+			url = fmt.Sprintf("%s://%s:5000/novnc/index.html?host=%s&port=%d&token=%s&title=%s&language=zh-CN&lowVersion=false", info.Scheme, authURL.Hostname(), info.Hostname, info.Port, info.Token, instance.Name)
+		}
+	}
 	password, _ := instance.host.zone.region.GetInstanceConsolePassword(instance.UUID)
 	if len(password) > 0 {
 		url = url + fmt.Sprintf("&password=%s", password)
diff --git a/pkg/multicloud/zstack/shell/version.go b/pkg/multicloud/zstack/shell/version.go
new file mode 100644
index 0000000000..1bde64f04c
--- /dev/null
+++ b/pkg/multicloud/zstack/shell/version.go
@@ -0,0 +1,33 @@
+// Copyright 2019 Yunion
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package shell
+
+import (
+	"yunion.io/x/onecloud/pkg/multicloud/zstack"
+	"yunion.io/x/onecloud/pkg/util/shellutils"
+)
+
+func init() {
+	type VersionShowOptions struct {
+	}
+	shellutils.R(&VersionShowOptions{}, "version-show", "Show version", func(cli *zstack.SRegion, args *VersionShowOptions) error {
+		ver, err := cli.GetClient().GetVersion()
+		if err != nil {
+			return err
+		}
+		printObject(ver)
+		return nil
+	})
+}
diff --git a/pkg/multicloud/zstack/version.go b/pkg/multicloud/zstack/version.go
new file mode 100644
index 0000000000..7c7f738331
--- /dev/null
+++ b/pkg/multicloud/zstack/version.go
@@ -0,0 +1,38 @@
+// Copyright 2019 Yunion
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package zstack
+
+import (
+	"yunion.io/x/jsonutils"
+	"yunion.io/x/pkg/errors"
+)
+
+type SVersion struct {
+	Version string
+}
+
+func (self *SZStackClient) GetVersion() (*SVersion, error) {
+	params := map[string]interface{}{
+		"getVersion": map[string]string{},
+		"systemTags": []string{},
+		"userTags":   []string{},
+	}
+	resp, err := self.put("management-nodes/actions", "", jsonutils.Marshal(params))
+	if err != nil {
+		return nil, errors.Wrapf(err, "GetVersion")
+	}
+	v := &SVersion{}
+	return v, resp.Unmarshal(v)
+}
diff --git a/pkg/multicloud/zstack/zstack.go b/pkg/multicloud/zstack/zstack.go
index 507d3389db..1c9547e824 100644
--- a/pkg/multicloud/zstack/zstack.go
+++ b/pkg/multicloud/zstack/zstack.go
@@ -330,7 +330,6 @@ func (cli *SZStackClient) getResource(resource, resourceId string, retval interf
 }
 
 func (cli *SZStackClient) getMonitor(resource string, params jsonutils.JSONObject) (jsonutils.JSONObject, error) {
-
 	return cli._getMonitor(resource, params)
 }