diff --git a/server/src/com/cloud/network/NetworkManager.java b/server/src/com/cloud/network/NetworkManager.java
index 83006c00878..3623f7453b8 100644
--- a/server/src/com/cloud/network/NetworkManager.java
+++ b/server/src/com/cloud/network/NetworkManager.java
@@ -19,6 +19,7 @@ package com.cloud.network;
 
 import java.util.List;
 
+import com.cloud.agent.manager.Commands;
 import com.cloud.dc.Vlan.VlanType;
 import com.cloud.deploy.DeployDestination;
 import com.cloud.deploy.DeploymentPlan;
@@ -115,4 +116,7 @@ public interface NetworkManager extends NetworkService {
 	boolean applyRules(Ip ip, List<? extends FirewallRule> rules, boolean continueOnError) throws ResourceUnavailableException;
 	
 	PublicIp fetchNewPublicIp(long dcId, VlanType vlanUse, Account owner, Long networkId, boolean sourceNat) throws InsufficientAddressCapacityException;
+
+	Commands getAssociateIPCommands(DomainRouterVO router,
+			List<String> ipAddrList, boolean add, long vmId, Commands cmds);
 }
diff --git a/server/src/com/cloud/network/NetworkManagerImpl.java b/server/src/com/cloud/network/NetworkManagerImpl.java
index 25a3ba01d9e..f5b8057d011 100755
--- a/server/src/com/cloud/network/NetworkManagerImpl.java
+++ b/server/src/com/cloud/network/NetworkManagerImpl.java
@@ -324,6 +324,55 @@ public class NetworkManagerImpl implements NetworkManager, NetworkService, Manag
         }
     }
     
+    @Override
+    public Commands getAssociateIPCommands(final DomainRouterVO router, final List<String> ipAddrList, final boolean add, long vmId, Commands cmds) {   	 
+         boolean sourceNat = false;
+         Map<VlanVO, ArrayList<IPAddressVO>> vlanIpMap = new HashMap<VlanVO, ArrayList<IPAddressVO>>();
+         for (final String ipAddress: ipAddrList) {
+             IPAddressVO ip = _ipAddressDao.findById(ipAddress);
+
+             VlanVO vlan = _vlanDao.findById(ip.getVlanId());
+             ArrayList<IPAddressVO> ipList = vlanIpMap.get(vlan.getId());
+             if (ipList == null) {
+                 ipList = new ArrayList<IPAddressVO>();
+             }
+             ipList.add(ip);
+             vlanIpMap.put(vlan, ipList);
+         }
+         for (Map.Entry<VlanVO, ArrayList<IPAddressVO>> vlanAndIp: vlanIpMap.entrySet()) {
+             boolean firstIP = true;
+             ArrayList<IPAddressVO> ipList = vlanAndIp.getValue();
+             Collections.sort(ipList, new Comparator<IPAddressVO>() {
+                 @Override
+                 public int compare(IPAddressVO o1, IPAddressVO o2) {
+                     return o1.getAddress().compareTo(o2.getAddress());
+                 } });
+
+             for (final IPAddressVO ip: ipList) {
+                 sourceNat = ip.isSourceNat();
+                 VlanVO vlan = vlanAndIp.getKey();
+                 String vlanId = vlan.getVlanId();
+                 String vlanGateway = vlan.getVlanGateway();
+                 String vlanNetmask = vlan.getVlanNetmask();
+
+                 String vifMacAddress = null;
+                 if (firstIP && add) {
+                     String[] macAddresses = _dcDao.getNextAvailableMacAddressPair(ip.getDataCenterId());
+                     vifMacAddress = macAddresses[1];
+                 }
+                 String vmGuestAddress = null;
+                 if(vmId!=0){
+                     vmGuestAddress = _vmDao.findById(vmId).getGuestIpAddress();
+                 }
+
+                 cmds.addCommand(new IPAssocCommand(router.getInstanceName(), router.getPrivateIpAddress(), ip.getAddress(), add, firstIP, sourceNat, vlanId, vlanGateway, vlanNetmask, vifMacAddress, vmGuestAddress));
+
+                 firstIP = false;
+             }
+         }
+         return cmds;
+    }
+    
     @Override
     public boolean associateIP(final DomainRouterVO router, final List<String> ipAddrList, final boolean add, long vmId) {
         Commands cmds = new Commands(OnError.Continue);
diff --git a/server/src/com/cloud/network/router/DomainRouterManagerImpl.java b/server/src/com/cloud/network/router/DomainRouterManagerImpl.java
index 5bfb6fd1534..c6809e5fde6 100644
--- a/server/src/com/cloud/network/router/DomainRouterManagerImpl.java
+++ b/server/src/com/cloud/network/router/DomainRouterManagerImpl.java
@@ -2244,19 +2244,8 @@ public class DomainRouterManagerImpl implements DomainRouterManager, DomainRoute
         NicProfile controlNic = (NicProfile)profile.getParameter("control.nic");
         cmds.addCommand("checkSsh", new CheckSshCommand(profile.getInstanceName(), controlNic.getIp4Address(), 3922, 5, 20));
         
-        
-        return true;
-    }
-
-    @Override
-    public boolean finalizeStart(Commands cmds, VirtualMachineProfile<DomainRouterVO> profile, DeployDestination dest, ReservationContext context) {
-        CheckSshAnswer answer = (CheckSshAnswer)cmds.getAnswer("checkSsh");
-        if (!answer.getResult()) {
-            s_logger.warn("Unable to ssh to the VM: " + answer.getDetails());
-            return false;
-        }
-        
         DomainRouterVO router = profile.getVirtualMachine();
+        
         List<NicVO> nics = _nicDao.listBy(router.getId());
         for (NicVO nic : nics) {
         	NetworkVO network = _networkDao.findById(nic.getNetworkId());
@@ -2273,6 +2262,28 @@ public class DomainRouterManagerImpl implements DomainRouterManager, DomainRoute
         		router.setPrivateMacAddress(nic.getMacAddress());
         	}
         }
+      //source NAT address is stored in /proc/cmdline of the domR and gets
+		//reassigned upon powerup. Source NAT rule gets configured in StartRouter command
+    	final List<IPAddressVO> ipAddrs = _networkMgr.listPublicIpAddressesInVirtualNetwork(router.getAccountId(), router.getDataCenterId(), null);
+		final List<String> ipAddrList = new ArrayList<String>();
+		for (final IPAddressVO ipVO : ipAddrs) {
+			ipAddrList.add(ipVO.getAddress());
+		}
+		if (!ipAddrList.isEmpty()) {	  
+			_networkMgr.getAssociateIPCommands(router, ipAddrList, true, 0, cmds);               
+		}
+        return true;
+    }
+
+    @Override
+    public boolean finalizeStart(Commands cmds, VirtualMachineProfile<DomainRouterVO> profile, DeployDestination dest, ReservationContext context) {
+        CheckSshAnswer answer = (CheckSshAnswer)cmds.getAnswer("checkSsh");
+        if (!answer.getResult()) {
+            s_logger.warn("Unable to ssh to the VM: " + answer.getDetails());
+            return false;
+        }
+        
+      
         return true;
     }