diff --git a/test/src/test/groovy/org/zstack/test/integration/networkservice/provider/virtualrouter/loadbalancer/SharedTcpIpvsLoadBalancerCase.groovy b/test/src/test/groovy/org/zstack/test/integration/networkservice/provider/virtualrouter/loadbalancer/SharedTcpIpvsLoadBalancerCase.groovy
new file mode 100644
index 00000000000..ecf08a89893
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+++ b/test/src/test/groovy/org/zstack/test/integration/networkservice/provider/virtualrouter/loadbalancer/SharedTcpIpvsLoadBalancerCase.groovy
@@ -0,0 +1,218 @@
+package org.zstack.test.integration.networkservice.provider.virtualrouter.loadbalancer
+
+import org.springframework.http.HttpEntity
+import org.zstack.header.network.service.NetworkServiceType
+import org.zstack.network.service.eip.EipConstant
+import org.zstack.network.service.lb.LoadBalancerConstants
+import org.zstack.network.service.portforwarding.PortForwardingConstant
+import org.zstack.network.service.virtualrouter.lb.VirtualRouterLoadBalancerBackend
+import org.zstack.network.service.virtualrouter.vyos.VyosConstants
+import org.zstack.sdk.L3NetworkInventory
+import org.zstack.sdk.LoadBalancerInventory
+import org.zstack.sdk.LoadBalancerListenerInventory
+import org.zstack.sdk.LoadBalancerServerGroupInventory
+import org.zstack.sdk.VipInventory
+import org.zstack.sdk.VmInstanceInventory
+import org.zstack.sdk.VmNicInventory
+import org.zstack.test.integration.networkservice.provider.NetworkServiceProviderTest
+import org.zstack.testlib.EnvSpec
+import org.zstack.testlib.SubCase
+import org.zstack.utils.data.SizeUnit
+import org.zstack.utils.gson.JSONObjectUtil
+
+class SharedTcpIpvsLoadBalancerCase extends SubCase {
+    EnvSpec env
+
+    @Override
+    void setup() {
+        useSpring(NetworkServiceProviderTest.springSpec)
+    }
+
+    @Override
+    void environment() {
+        env = env {
+            instanceOffering {
+                name = "instanceOffering"
+                memory = SizeUnit.GIGABYTE.toByte(1)
+                cpu = 1
+            }
+
+            sftpBackupStorage {
+                name = "sftp"
+                url = "/sftp"
+                username = "root"
+                password = "password"
+                hostname = "localhost"
+
+                image {
+                    name = "image"
+                    url = "http://zstack.org/download/test.qcow2"
+                }
+
+                image {
+                    name = "vr"
+                    url = "http://zstack.org/download/vr.qcow2"
+                }
+            }
+
+            zone {
+                name = "zone"
+
+                cluster {
+                    name = "cluster"
+                    hypervisorType = "KVM"
+
+                    kvm {
+                        name = "kvm"
+                        managementIp = "localhost"
+                        username = "root"
+                        password = "password"
+                        totalCpu = 8
+                        totalMem = SizeUnit.GIGABYTE.toByte(12)
+                    }
+
+                    attachPrimaryStorage("local")
+                    attachL2Network("l2")
+                }
+
+                localPrimaryStorage {
+                    name = "local"
+                    url = "/local_ps"
+                }
+
+                l2NoVlanNetwork {
+                    name = "l2"
+                    physicalInterface = "eth0"
+
+                    l3Network {
+                        name = "guestL3"
+                        service {
+                            provider = VyosConstants.VYOS_ROUTER_PROVIDER_TYPE
+                            types = [NetworkServiceType.DHCP.toString(),
+                                     NetworkServiceType.DNS.toString(),
+                                     NetworkServiceType.SNAT.toString(),
+                                     PortForwardingConstant.PORTFORWARDING_NETWORK_SERVICE_TYPE,
+                                     LoadBalancerConstants.LB_NETWORK_SERVICE_TYPE_STRING,
+                                     EipConstant.EIP_NETWORK_SERVICE_TYPE]
+                        }
+                        ip {
+                            startIp = "10.2.226.10"
+                            endIp = "10.2.226.200"
+                            gateway = "10.2.226.1"
+                            netmask = "255.255.255.0"
+                        }
+                    }
+
+                    l3Network {
+                        name = "publicL3"
+                        ip {
+                            startIp = "172.24.3.10"
+                            endIp = "172.24.3.200"
+                            gateway = "172.24.3.1"
+                            netmask = "255.255.255.0"
+                        }
+                    }
+                }
+
+                attachBackupStorage("sftp")
+
+                virtualRouterOffering {
+                    name = "vro"
+                    memory = SizeUnit.MEGABYTE.toByte(512)
+                    cpu = 2
+                    useManagementL3Network("publicL3")
+                    usePublicL3Network("publicL3")
+                    useImage("vr")
+                    isDefault = true
+                }
+            }
+
+            vm {
+                name = "backend-vm"
+                useImage("image")
+                useL3Networks("guestL3")
+                useInstanceOffering("instanceOffering")
+            }
+        }
+    }
+
+    @Override
+    void test() {
+        env.create {
+            testSharedTcpIpvsRefreshPayload()
+        }
+    }
+
+    @Override
+    void clean() {
+        env.delete()
+    }
+
+    void testSharedTcpIpvsRefreshPayload() {
+        L3NetworkInventory publicL3 = env.inventoryByName("publicL3") as L3NetworkInventory
+        VmInstanceInventory vm = env.inventoryByName("backend-vm") as VmInstanceInventory
+        VmNicInventory vmNic = vm.vmNics[0]
+
+        VipInventory vip = createVip {
+            name = "shared-tcp-ipvs-vip"
+            l3NetworkUuid = publicL3.uuid
+        }
+
+        LoadBalancerInventory lb = createLoadBalancer {
+            name = "shared-tcp-ipvs-lb"
+            vipUuid = vip.uuid
+        }
+
+        LoadBalancerListenerInventory listener = createLoadBalancerListener {
+            name = "shared-tcp-ipvs-listener"
+            loadBalancerUuid = lb.uuid
+            protocol = LoadBalancerConstants.LB_PROTOCOL_TCP
+            loadBalancerPort = 19094
+            instancePort = 8080
+            dataPlane = LoadBalancerConstants.DATA_PLANE_IPVS
+            forwardMode = LoadBalancerConstants.FORWARD_MODE_FULL_NAT
+        }
+
+        LoadBalancerServerGroupInventory sg = createLoadBalancerServerGroup {
+            loadBalancerUuid = lb.uuid
+            name = "shared-tcp-ipvs-server-group"
+        }
+
+        addBackendServerToServerGroup {
+            vmNics = [['uuid': vmNic.uuid, 'weight': '100']]
+            serverGroupUuid = sg.uuid
+        }
+
+        VirtualRouterLoadBalancerBackend.RefreshLbCmd refreshCmd = null
+        env.afterSimulator(VirtualRouterLoadBalancerBackend.REFRESH_LB_PATH) { rsp, HttpEntity<String> e ->
+            refreshCmd = JSONObjectUtil.toObject(e.body, VirtualRouterLoadBalancerBackend.RefreshLbCmd.class)
+            return rsp
+        }
+
+        addServerGroupToLoadBalancerListener {
+            listenerUuid = listener.uuid
+            serverGroupUuid = sg.uuid
+        }
+
+        retryInSecs {
+            assert refreshCmd != null
+            assert refreshCmd.lbs.size() == 1
+        }
+
+        VirtualRouterLoadBalancerBackend.LbTO to = refreshCmd.lbs[0]
+        assert to.lbUuid == lb.uuid
+        assert to.listenerUuid == listener.uuid
+        assert to.mode == LoadBalancerConstants.LB_PROTOCOL_TCP
+        assert to.dataPlane == LoadBalancerConstants.DATA_PLANE_IPVS
+        assert to.forwardMode == LoadBalancerConstants.FORWARD_MODE_FULL_NAT
+        assert to.vip == vip.ip
+        assert to.loadBalancerPort == 19094
+        assert to.instancePort == 8080
+        assert to.nicIps.contains(vmNic.ip)
+        assert to.serverGroups.size() == 1
+        assert to.serverGroups[0].serverGroupUuid == sg.uuid
+        assert to.serverGroups[0].backendServers.size() == 1
+        assert to.serverGroups[0].backendServers[0].ip == vmNic.ip
+        assert to.serverGroups[0].backendServers[0].weight == 100
+    }
+}