diff --git a/api/src/com/cloud/network/router/VirtualRouter.java b/api/src/com/cloud/network/router/VirtualRouter.java
index 32009620c88..49c8d5eda96 100755
--- a/api/src/com/cloud/network/router/VirtualRouter.java
+++ b/api/src/com/cloud/network/router/VirtualRouter.java
@@ -29,4 +29,9 @@ public interface VirtualRouter extends VirtualMachine {
 		DHCP_USERDATA
 	}
     Role getRole();
+    public enum RedundantState {
+        MASTER,
+        BACKUP,
+        UNKNOWN
+    }
 }
diff --git a/core/src/com/cloud/vm/DomainRouterVO.java b/core/src/com/cloud/vm/DomainRouterVO.java
index 0e04c7588bb..fca4475d921 100755
--- a/core/src/com/cloud/vm/DomainRouterVO.java
+++ b/core/src/com/cloud/vm/DomainRouterVO.java
@@ -57,8 +57,9 @@ public class DomainRouterVO extends VMInstanceVO implements VirtualRouter {
     @Column(name="priority")
     int priority;
     
-    @Column(name="is_master")
-    boolean isMaster;
+    @Column(name="redundant_state")
+    @Enumerated(EnumType.STRING)
+    private RedundantState redundantState;
     
     @Column(name="role")
     @Enumerated(EnumType.STRING)
@@ -75,13 +76,13 @@ public class DomainRouterVO extends VMInstanceVO implements VirtualRouter {
             long networkId,
             boolean isRedundantRouter,
             int priority,
-            boolean isMaster,
+            RedundantState redundantState,
             boolean haEnabled) {
         super(id, serviceOfferingId, name, name, Type.DomainRouter, templateId, hypervisorType, guestOSId, domainId, accountId, haEnabled);
         this.networkId = networkId;
         this.isRedundantRouter = isRedundantRouter;
         this.priority = priority;
-        this.isMaster = isMaster;
+        this.redundantState = redundantState;
     }
 
     public void setPublicIpAddress(String publicIpAddress) {
@@ -159,12 +160,12 @@ public class DomainRouterVO extends VMInstanceVO implements VirtualRouter {
 	    this.priority = priority;
 	}
 
-	public boolean getIsMaster() {
-	    return this.isMaster;
+	public RedundantState getRedundantState() {
+	    return this.redundantState;
 	}
 	
-	public void setIsMaster(boolean isMaster) {
-	    this.isMaster = isMaster;
+	public void setRedundantState(RedundantState redundantState) {
+	    this.redundantState = redundantState;
 	}
 	
     public void setServiceOfferingId(long serviceOfferingId) {
diff --git a/server/src/com/cloud/network/router/VirtualNetworkApplianceManagerImpl.java b/server/src/com/cloud/network/router/VirtualNetworkApplianceManagerImpl.java
index 1a5cd9f5538..09c9c1327aa 100755
--- a/server/src/com/cloud/network/router/VirtualNetworkApplianceManagerImpl.java
+++ b/server/src/com/cloud/network/router/VirtualNetworkApplianceManagerImpl.java
@@ -122,6 +122,7 @@ import com.cloud.network.dao.VpnUserDao;
 import com.cloud.network.lb.LoadBalancingRule;
 import com.cloud.network.lb.LoadBalancingRule.LbDestination;
 import com.cloud.network.lb.LoadBalancingRulesManager;
+import com.cloud.network.router.VirtualRouter.RedundantState;
 import com.cloud.network.router.VirtualRouter.Role;
 import com.cloud.network.rules.FirewallRule;
 import com.cloud.network.rules.FirewallRule.Purpose;
@@ -730,12 +731,16 @@ public class VirtualNetworkApplianceManagerImpl implements VirtualNetworkApplian
                     final CheckRouterAnswer answer = (CheckRouterAnswer) _agentMgr.easySend(router.getHostId(), command);
                     if (answer != null) {
                         if (answer.getResult()) {
-                            router.setIsMaster(answer.getIsMaster());
+                            if (answer.getIsMaster()) {
+                                router.setRedundantState(RedundantState.MASTER);
+                            } else {
+                                router.setRedundantState(RedundantState.BACKUP);
+                            }
                         } else {
-                            router.setIsMaster(false);
+                            router.setRedundantState(RedundantState.UNKNOWN);
                         }
                     } else {
-                        router.setIsMaster(false);
+                        router.setRedundantState(RedundantState.UNKNOWN);
                     }
                     Transaction txn = Transaction.open(Transaction.CLOUD_DB);
                     try {
@@ -849,7 +854,7 @@ public class VirtualNetworkApplianceManagerImpl implements VirtualNetworkApplian
                         priority = 100 - routers.size() * 20;
                     }
                     router = new DomainRouterVO(id, _offering.getId(), VirtualMachineName.getRouterName(id, _instance), template.getId(), template.getHypervisorType(), template.getGuestOSId(),
-                            owner.getDomainId(), owner.getId(), guestNetwork.getId(), offering.isRedundantRouterEnabled(), priority, false, _offering.getOfferHA());
+                            owner.getDomainId(), owner.getId(), guestNetwork.getId(), offering.isRedundantRouterEnabled(), priority, RedundantState.UNKNOWN, _offering.getOfferHA());
                     router = _itMgr.allocate(router, template, _offering, networks, plan, null, owner);
                     routers.add(router);
                 }
@@ -943,7 +948,7 @@ public class VirtualNetworkApplianceManagerImpl implements VirtualNetworkApplian
                 VMTemplateVO template = _templateDao.findRoutingTemplate(dest.getCluster().getHypervisorType());
 
                 router = new DomainRouterVO(id, _offering.getId(), VirtualMachineName.getRouterName(id, _instance), template.getId(), template.getHypervisorType(), template.getGuestOSId(),
-                        owner.getDomainId(), owner.getId(), guestNetwork.getId(), false, 0, false, _offering.getOfferHA());
+                        owner.getDomainId(), owner.getId(), guestNetwork.getId(), false, 0, RedundantState.UNKNOWN, _offering.getOfferHA());
                 router.setRole(Role.DHCP_USERDATA);
                 router = _itMgr.allocate(router, template, _offering, networks, plan, null, owner);
             }
diff --git a/setup/db/create-schema.sql b/setup/db/create-schema.sql
index a5d127ff064..56133da9a29 100755
--- a/setup/db/create-schema.sql
+++ b/setup/db/create-schema.sql
@@ -896,7 +896,7 @@ CREATE TABLE `cloud`.`domain_router` (
   `network_id` bigint unsigned NOT NULL COMMENT 'network configuration that this domain router belongs to',
   `is_redundant_router` int(1) unsigned NOT NULL COMMENT 'if in redundant router mode',
   `priority` int(4) unsigned COMMENT 'priority of router in the redundant router mode',
-  `is_master` int(1) unsigned DEFAULT 0 COMMENT 'if the router is master in redundant router mode',
+  `redundant_state` varchar(64) NOT NULL COMMENT 'the state of redundant virtual router',
   `role` varchar(64) NOT NULL COMMENT 'type of role played by this router',
   PRIMARY KEY (`id`),
   CONSTRAINT `fk_domain_router__id` FOREIGN KEY `fk_domain_router__id` (`id`) REFERENCES `vm_instance`(`id`) ON DELETE CASCADE