diff --git a/cmd/climc/shell/compute/storages.go b/cmd/climc/shell/compute/storages.go
index c300e74147..37a8889ac3 100644
--- a/cmd/climc/shell/compute/storages.go
+++ b/cmd/climc/shell/compute/storages.go
@@ -68,6 +68,7 @@ func init() {
 		RbdClientMountTimeout int64   `help:"ceph client_mount_timeout"`
 		RbdKey                string  `help:"ceph rbd key"`
 		Reserved              string  `help:"Reserved storage space"`
+		Capacity              int     `help:"Capacity for storage"`
 	}
 	R(&StorageUpdateOptions{}, "storage-update", "Update a storage", func(s *mcclient.ClientSession, args *StorageUpdateOptions) error {
 		params, err := options.StructToParams(args)
diff --git a/pkg/apis/compute/network_const.go b/pkg/apis/compute/network_const.go
index 62c04b9f85..fe74d47a4c 100644
--- a/pkg/apis/compute/network_const.go
+++ b/pkg/apis/compute/network_const.go
@@ -62,6 +62,7 @@ var (
 		CLOUD_PROVIDER_CTYUN,
 		CLOUD_PROVIDER_UCLOUD,
 		CLOUD_PROVIDER_GOOGLE,
+		CLOUD_PROVIDER_OPENSTACK,
 	}
 )
 
diff --git a/pkg/compute/models/wires.go b/pkg/compute/models/wires.go
index 08679e8f7d..e1afdf72e2 100644
--- a/pkg/compute/models/wires.go
+++ b/pkg/compute/models/wires.go
@@ -22,6 +22,7 @@ import (
 	"yunion.io/x/jsonutils"
 	"yunion.io/x/log"
 	"yunion.io/x/pkg/errors"
+	"yunion.io/x/pkg/gotypes"
 	"yunion.io/x/pkg/tristate"
 	"yunion.io/x/pkg/util/compare"
 	"yunion.io/x/pkg/util/netutils"
@@ -361,6 +362,17 @@ func (self *SWire) syncWithCloudWire(ctx context.Context, userCred mcclient.Toke
 
 		self.IsEmulated = extWire.IsEmulated()
 
+		vpc := self.GetVpc()
+		if vpc != nil {
+			region, err := vpc.GetRegion()
+			if err != nil {
+				return errors.Wrapf(err, "vpc.GetRegion")
+			}
+			if utils.IsInStringArray(region.Provider, api.REGIONAL_NETWORK_PROVIDERS) {
+				self.ZoneId = ""
+			}
+		}
+
 		if self.IsEmulated {
 			self.DomainId = vpc.DomainId
 			// self.IsPublic = vpc.IsPublic
@@ -408,8 +420,15 @@ func (manager *SWireManager) newFromCloudWire(ctx context.Context, userCred mccl
 	wire.ExternalId = extWire.GetGlobalId()
 	wire.Bandwidth = extWire.GetBandwidth()
 	wire.VpcId = vpc.Id
-	izone := extWire.GetIZone()
-	if izone != nil {
+	region, err := vpc.GetRegion()
+	if err != nil {
+		return nil, errors.Wrapf(err, "GetRegion for vpc %s(%s)", vpc.Name, vpc.Id)
+	}
+	if !utils.IsInStringArray(region.Provider, api.REGIONAL_NETWORK_PROVIDERS) {
+		izone := extWire.GetIZone()
+		if gotypes.IsNil(izone) {
+			return nil, fmt.Errorf("missing zone for wire %s(%s)", wire.Name, wire.ExternalId)
+		}
 		zone, err := vpc.getZoneByExternalId(izone.GetGlobalId())
 		if err != nil {
 			return nil, errors.Wrapf(err, "newFromCloudWire.getZoneByExternalId")
diff --git a/pkg/multicloud/openstack/hypervisor.go b/pkg/multicloud/openstack/hypervisor.go
index e9529a9ba4..b06ddad0f9 100644
--- a/pkg/multicloud/openstack/hypervisor.go
+++ b/pkg/multicloud/openstack/hypervisor.go
@@ -94,7 +94,19 @@ func (host *SHypervisor) GetGlobalId() string {
 }
 
 func (host *SHypervisor) GetIWires() ([]cloudprovider.ICloudWire, error) {
-	return host.zone.GetIWires()
+	vpcs, err := host.zone.region.GetIVpcs()
+	if err != nil {
+		return nil, errors.Wrapf(err, "GetIVpc")
+	}
+	ret := []cloudprovider.ICloudWire{}
+	for i := range vpcs {
+		iwires, err := vpcs[i].GetIWires()
+		if err != nil {
+			return nil, errors.Wrapf(err, "GetIWires")
+		}
+		ret = append(ret, iwires...)
+	}
+	return ret, nil
 }
 
 func (host *SHypervisor) GetIStorages() ([]cloudprovider.ICloudStorage, error) {
diff --git a/pkg/multicloud/openstack/network.go b/pkg/multicloud/openstack/network.go
index dcbd723e9e..d927da02a0 100644
--- a/pkg/multicloud/openstack/network.go
+++ b/pkg/multicloud/openstack/network.go
@@ -146,12 +146,12 @@ func (network *SNetwork) GetStatus() string {
 }
 
 func (network *SNetwork) Delete() error {
-	nw, err := network.wire.zone.region.GetNetwork(network.Id)
+	nw, err := network.wire.vpc.region.GetNetwork(network.Id)
 	if err != nil {
 		return errors.Wrapf(err, "GetNetwork(%s)", network.Id)
 	}
 	if len(nw.AllocationPools) <= 1 || len(network.AllocationPools) == 0 {
-		return network.wire.zone.region.DeleteNetwork(network.Id)
+		return network.wire.vpc.region.DeleteNetwork(network.Id)
 	}
 	pools := []AllocationPool{}
 	for i := range nw.AllocationPools {
@@ -167,7 +167,7 @@ func (network *SNetwork) Delete() error {
 		},
 	}
 	resource := fmt.Sprintf("/v2.0/subnets/%s", network.Id)
-	_, err = network.wire.zone.region.vpcUpdate(resource, jsonutils.Marshal(params))
+	_, err = network.wire.vpc.region.vpcUpdate(resource, jsonutils.Marshal(params))
 	return err
 }
 
@@ -309,7 +309,7 @@ func (region *SRegion) GetNetworks(vpcId string) ([]SNetwork, error) {
 }
 
 func (network *SNetwork) Refresh() error {
-	_network, err := network.wire.zone.region.GetNetwork(network.Id)
+	_network, err := network.wire.vpc.region.GetNetwork(network.Id)
 	if err != nil {
 		return err
 	}
diff --git a/pkg/multicloud/openstack/region.go b/pkg/multicloud/openstack/region.go
index cac1692ff4..d28afe212b 100644
--- a/pkg/multicloud/openstack/region.go
+++ b/pkg/multicloud/openstack/region.go
@@ -36,8 +36,7 @@ type SRegion struct {
 
 	Name string
 
-	zones []SZone
-	vpcs  []SVpc
+	vpcs []SVpc
 
 	storageCache *SStoragecache
 	routers      []SRouter
@@ -239,23 +238,20 @@ func (region *SRegion) GetIZoneById(id string) (cloudprovider.ICloudZone, error)
 	return nil, cloudprovider.ErrNotFound
 }
 
-func (region *SRegion) fetchZones() error {
-	if len(region.zones) > 0 {
-		return nil
-	}
-	zones, err := region.GetZones()
+func (region *SRegion) GetZones() ([]SZone, error) {
+	zones, err := region.getZones()
 	if err != nil {
-		return errors.Wrap(err, "GetZones")
+		return nil, errors.Wrap(err, "getZones")
 	}
-	region.zones = []SZone{}
+	ret := []SZone{}
 	for i := 0; i < len(zones); i++ {
 		if zones[i].ZoneName == "internal" {
 			continue
 		}
 		zones[i].region = region
-		region.zones = append(region.zones, zones[i])
+		ret = append(ret, zones[i])
 	}
-	return nil
+	return ret, nil
 }
 
 func (region *SRegion) fetchVpcs() error {
@@ -392,15 +388,15 @@ func (region *SRegion) ProjectId() string {
 }
 
 func (region *SRegion) GetIZones() ([]cloudprovider.ICloudZone, error) {
-	err := region.fetchZones()
+	zones, err := region.GetZones()
 	if err != nil {
-		return nil, err
+		return nil, errors.Wrapf(err, "GetZones")
 	}
-	izones := []cloudprovider.ICloudZone{}
-	for i := range region.zones {
-		izones = append(izones, &region.zones[i])
+	ret := []cloudprovider.ICloudZone{}
+	for i := range zones {
+		ret = append(ret, &zones[i])
 	}
-	return izones, nil
+	return ret, nil
 }
 
 func (region *SRegion) GetIVpcs() ([]cloudprovider.ICloudVpc, error) {
diff --git a/pkg/multicloud/openstack/vpc.go b/pkg/multicloud/openstack/vpc.go
index 755ac27fab..23b7e8397c 100644
--- a/pkg/multicloud/openstack/vpc.go
+++ b/pkg/multicloud/openstack/vpc.go
@@ -21,7 +21,6 @@ import (
 
 	"yunion.io/x/jsonutils"
 	"yunion.io/x/pkg/errors"
-	"yunion.io/x/pkg/utils"
 
 	api "yunion.io/x/onecloud/pkg/apis/compute"
 	"yunion.io/x/onecloud/pkg/cloudprovider"
@@ -186,19 +185,7 @@ func (vpc *SVpc) GetIWireById(wireId string) (cloudprovider.ICloudWire, error) {
 }
 
 func (vpc *SVpc) GetIWires() ([]cloudprovider.ICloudWire, error) {
-	err := vpc.region.fetchZones()
-	if err != nil {
-		return nil, errors.Wrap(err, "fetchZones")
-	}
-	iwire := []cloudprovider.ICloudWire{}
-	for i := range vpc.region.zones {
-		if !utils.IsInStringArray(vpc.region.zones[i].ZoneName, vpc.AvailabilityZones) {
-			continue
-		}
-		wire := &SWire{vpc: vpc, zone: &vpc.region.zones[i]}
-		iwire = append(iwire, wire)
-	}
-	return iwire, nil
+	return []cloudprovider.ICloudWire{&SWire{vpc: vpc}}, nil
 }
 
 func (vpc *SVpc) GetRegion() cloudprovider.ICloudRegion {
diff --git a/pkg/multicloud/openstack/wire.go b/pkg/multicloud/openstack/wire.go
index a3660af402..488ad80a9a 100644
--- a/pkg/multicloud/openstack/wire.go
+++ b/pkg/multicloud/openstack/wire.go
@@ -15,8 +15,6 @@
 package openstack
 
 import (
-	"fmt"
-
 	"yunion.io/x/pkg/errors"
 
 	"yunion.io/x/onecloud/pkg/cloudprovider"
@@ -25,12 +23,12 @@ import (
 
 type SWire struct {
 	multicloud.SResourceBase
-	zone *SZone
-	vpc  *SVpc
+
+	vpc *SVpc
 }
 
 func (wire *SWire) GetId() string {
-	return fmt.Sprintf("%s-%s", wire.vpc.GetId(), wire.zone.GetId())
+	return wire.vpc.GetId()
 }
 
 func (wire *SWire) GetName() string {
@@ -50,7 +48,7 @@ func (wire *SWire) Refresh() error {
 }
 
 func (wire *SWire) GetGlobalId() string {
-	return fmt.Sprintf("%s-%s", wire.vpc.GetGlobalId(), wire.zone.GetGlobalId())
+	return wire.vpc.GetGlobalId()
 }
 
 func (wire *SWire) GetIVpc() cloudprovider.ICloudVpc {
@@ -58,7 +56,7 @@ func (wire *SWire) GetIVpc() cloudprovider.ICloudVpc {
 }
 
 func (wire *SWire) GetIZone() cloudprovider.ICloudZone {
-	return wire.zone
+	return nil
 }
 
 func (wire *SWire) GetBandwidth() int {
@@ -66,7 +64,7 @@ func (wire *SWire) GetBandwidth() int {
 }
 
 func (wire *SWire) CreateINetwork(opts *cloudprovider.SNetworkCreateOptions) (cloudprovider.ICloudNetwork, error) {
-	network, err := wire.zone.region.CreateNetwork(wire.vpc.Id, opts.ProjectId, opts.Name, opts.Cidr, opts.Desc)
+	network, err := wire.vpc.region.CreateNetwork(wire.vpc.Id, opts.ProjectId, opts.Name, opts.Cidr, opts.Desc)
 	if err != nil {
 		return nil, errors.Wrap(err, "CreateNetwork")
 	}
diff --git a/pkg/multicloud/openstack/zone.go b/pkg/multicloud/openstack/zone.go
index 2a4a297310..4b804a3c1f 100644
--- a/pkg/multicloud/openstack/zone.go
+++ b/pkg/multicloud/openstack/zone.go
@@ -87,19 +87,6 @@ func (zone *SZone) GetIRegion() cloudprovider.ICloudRegion {
 	return zone.region
 }
 
-func (zone *SZone) GetIWires() ([]cloudprovider.ICloudWire, error) {
-	err := zone.region.fetchVpcs()
-	if err != nil {
-		return nil, errors.Wrap(err, "fetchVpcs")
-	}
-	iwires := []cloudprovider.ICloudWire{}
-	for i := range zone.region.vpcs {
-		wire := &SWire{zone: zone, vpc: &zone.region.vpcs[i]}
-		iwires = append(iwires, wire)
-	}
-	return iwires, nil
-}
-
 func (zone *SZone) getStorageByCategory(category, host string) (*SStorage, error) {
 	storages, err := zone.region.GetStorageTypes()
 	if err != nil {
@@ -208,7 +195,7 @@ func (zone *SZone) GetIHostById(id string) (cloudprovider.ICloudHost, error) {
 	return nil, cloudprovider.ErrNotFound
 }
 
-func (region *SRegion) GetZones() ([]SZone, error) {
+func (region *SRegion) getZones() ([]SZone, error) {
 	zones := []SZone{}
 	resp, err := region.ecsList("os-availability-zone/detail", nil)
 	if err != nil {