diff --git a/plugin/mediator/src/main/java/org/zstack/mediator/ApiValidator.java b/plugin/mediator/src/main/java/org/zstack/mediator/ApiValidator.java
index c8097b35e62..a860e8d1666 100755
--- a/plugin/mediator/src/main/java/org/zstack/mediator/ApiValidator.java
+++ b/plugin/mediator/src/main/java/org/zstack/mediator/ApiValidator.java
@@ -116,13 +116,11 @@ private void validateIpRangeOverlapWithVm(String l3NetworkUuid, String vmInstanc
     }
 
     private void validate(APIAttachPortForwardingRuleMsg msg) {
-        isVmNicUsedByEip(msg.getVmNicUuid());
+//        Note(WeiW): Disable this since eip and portforwarding can be used at same time
+//        isVmNicUsedByEip(msg.getVmNicUuid());
     }
 
     private void validate(APICreatePortForwardingRuleMsg msg) {
-        if (msg.getVmNicUuid() != null) {
-            isVmNicUsedByEip(msg.getVmNicUuid());
-        }
         RangeSet.Range cur = new RangeSet.Range(msg.getVipPortStart(), msg.getVipPortEnd());
         checkVipPortConfliction(msg.getVipUuid(), msg.getProtocolType(), cur);
     }
@@ -170,7 +168,8 @@ private void isVmNicUsedByEip(String vmNicUuid) {
     }
 
     private void validate(APIAttachEipMsg msg) {
-        isVmNicUsedByPortForwarding(msg.getVmNicUuid());
+//        Note(WeiW): Disable this since eip and portforwarding can be used at same time
+//        isVmNicUsedByPortForwarding(msg.getVmNicUuid());
     }
 
     private void validate(APICreateEipMsg msg) {
@@ -184,10 +183,6 @@ private void validate(APICreateEipMsg msg) {
         if(!vipUseForList.validateNewAdded(EipConstant.EIP_NETWORK_SERVICE_TYPE)){
             throw new ApiMessageInterceptionException(operr("the vip[uuid:%s] already has bound to other service[%s]", msg.getVipUuid(), vipUseForList.toString()));
         }
-
-        if (msg.getVmNicUuid() != null) {
-            isVmNicUsedByPortForwarding(msg.getVmNicUuid());
-        }
     }
 
     private void validate(APICreateLoadBalancerListenerMsg msg){
diff --git a/test/src/test/groovy/org/zstack/test/integration/networkservice/provider/virtualrouter/portforwarding/VirtualRouterPortforwardingAndEipCase.groovy b/test/src/test/groovy/org/zstack/test/integration/networkservice/provider/virtualrouter/portforwarding/VirtualRouterPortforwardingAndEipCase.groovy
new file mode 100644
index 00000000000..fcf233c571c
--- /dev/null
+++ b/test/src/test/groovy/org/zstack/test/integration/networkservice/provider/virtualrouter/portforwarding/VirtualRouterPortforwardingAndEipCase.groovy
@@ -0,0 +1,222 @@
+package org.zstack.test.integration.networkservice.provider.virtualrouter.portforwarding
+
+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.portforwarding.PortForwardingProtocolType
+import org.zstack.network.service.virtualrouter.vyos.VyosConstants
+import org.zstack.sdk.EipInventory
+import org.zstack.sdk.L3NetworkInventory
+import org.zstack.sdk.PortForwardingRuleInventory
+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
+
+class VirtualRouterPortforwardingAndEipCase extends SubCase {
+
+    EnvSpec env
+    VipInventory vip1
+    VipInventory vip2
+    EipInventory eip1
+    VmInstanceInventory vm
+
+    @Override
+    void setup() {
+        useSpring(NetworkServiceProviderTest.springSpec)
+    }
+
+    @Override
+    void environment() {
+        env = env {
+            instanceOffering {
+                name = "instanceOffering"
+                memory = SizeUnit.GIGABYTE.toByte(8)
+                cpu = 4
+            }
+
+            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"
+                description = "test"
+
+                cluster {
+                    name = "cluster"
+                    hypervisorType = "KVM"
+
+                    kvm {
+                        name = "kvm"
+                        managementIp = "localhost"
+                        username = "root"
+                        password = "password"
+                    }
+
+                    attachPrimaryStorage("local")
+                    attachL2Network("l2")
+                }
+
+                localPrimaryStorage {
+                    name = "local"
+                    url = "/local_ps"
+                }
+
+                l2NoVlanNetwork {
+                    name = "l2"
+                    physicalInterface = "eth0"
+
+                    l3Network {
+                        name = "l3"
+
+                        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 = "192.168.100.10"
+                            endIp = "192.168.100.100"
+                            netmask = "255.255.255.0"
+                            gateway = "192.168.100.1"
+                        }
+                    }
+
+                    l3Network {
+                        name = "pubL3"
+
+                        ip {
+                            startIp = "11.168.100.10"
+                            endIp = "11.168.100.100"
+                            netmask = "255.255.255.0"
+                            gateway = "11.168.100.1"
+                        }
+                    }
+
+                }
+
+                attachBackupStorage("sftp")
+
+                virtualRouterOffering {
+                    name = "vro"
+                    memory = SizeUnit.MEGABYTE.toByte(512)
+                    cpu = 2
+                    useManagementL3Network("pubL3")
+                    usePublicL3Network("pubL3")
+                    useImage("vr")
+                }
+            }
+
+            vm {
+                name = "vm-1"
+                useImage("image")
+                useL3Networks("l3")
+                useInstanceOffering("instanceOffering")
+            }
+        }
+    }
+
+    @Override
+    void test() {
+        env.create {
+            def pub = env.inventoryByName("pubL3") as L3NetworkInventory
+
+            vip1 = createVip {
+                name = "vip-1"
+                l3NetworkUuid = pub.uuid
+            }
+
+            vip2 = createVip {
+                name = "vip-2"
+                l3NetworkUuid = pub.uuid
+            }
+
+            eip1 = createEip {
+                name =  "eip-1"
+                vipUuid = vip2.uuid
+            }
+
+            vm = env.inventoryByName("vm-1")
+
+            testAttachEipOnVmAttachedPortforwarding()
+            testAttachPortforwardingOnVmAttachedEip()
+        }
+    }
+
+    void testAttachEipOnVmAttachedPortforwarding() {
+        def pf1Inv = createPortForwardingRule{
+            name = "pf-1"
+            vipPortStart = 11
+            privatePortStart = 11
+            protocolType = PortForwardingProtocolType.TCP.toString()
+            vipUuid = vip1.uuid
+            vmNicUuid = (vm.vmNics[0] as VmNicInventory).uuid
+        } as PortForwardingRuleInventory
+
+        attachEip {
+            eipUuid = eip1.uuid
+            vmNicUuid = (vm.vmNics[0] as VmNicInventory).uuid
+        }
+
+        deletePortForwardingRule {
+            uuid = pf1Inv.uuid
+        }
+
+        detachEip {
+            uuid = eip1.uuid
+        }
+    }
+
+    void testAttachPortforwardingOnVmAttachedEip() {
+        attachEip {
+            eipUuid = eip1.uuid
+            vmNicUuid = (vm.vmNics[0] as VmNicInventory).uuid
+        }
+
+        def pf1Inv = createPortForwardingRule{
+            name = "pf-1"
+            vipPortStart = 11
+            privatePortStart = 11
+            protocolType = PortForwardingProtocolType.TCP.toString()
+            vipUuid = vip1.uuid
+            vmNicUuid = (vm.vmNics[0] as VmNicInventory).uuid
+        } as PortForwardingRuleInventory
+
+        deletePortForwardingRule {
+            uuid = pf1Inv.uuid
+        }
+
+        detachEip {
+            uuid = eip1.uuid
+        }
+    }
+
+    @Override
+    void clean() {
+        env.delete()
+    }
+}