diff --git a/server/src/com/cloud/configuration/ConfigurationManagerImpl.java b/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
index c2c892f1f1b..6c4b61d5759 100755
--- a/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
+++ b/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
@@ -63,7 +63,6 @@ import com.cloud.api.commands.UpdateNetworkOfferingCmd;
 import com.cloud.api.commands.UpdatePodCmd;
 import com.cloud.api.commands.UpdateServiceOfferingCmd;
 import com.cloud.api.commands.UpdateZoneCmd;
-import com.cloud.capacity.Capacity;
 import com.cloud.capacity.dao.CapacityDao;
 import com.cloud.configuration.Resource.ResourceType;
 import com.cloud.configuration.dao.ConfigurationDao;
@@ -113,7 +112,6 @@ import com.cloud.network.NetworkManager;
 import com.cloud.network.NetworkVO;
 import com.cloud.network.Networks.BroadcastDomainType;
 import com.cloud.network.Networks.TrafficType;
-import com.cloud.network.PhysicalNetwork;
 import com.cloud.network.PhysicalNetworkVO;
 import com.cloud.network.dao.IPAddressDao;
 import com.cloud.network.dao.NetworkDao;
@@ -3114,7 +3112,8 @@ public class ConfigurationManagerImpl implements ConfigurationManager, Configura
         if ((lbServiceCapabilityMap != null) && (!lbServiceCapabilityMap.isEmpty())) { 
             String isolationCapability = lbServiceCapabilityMap.get(Capability.SupportedLBIsolation);
             
-            if (isolationCapability != null) {
+            if (isolationCapability != null) {           	
+            	 _networkMgr.checkCapabilityForProvider(serviceProviderMap.get(Service.Lb), Service.Lb, Capability.SupportedLBIsolation, isolationCapability);            	
             	dedicatedLb = isolationCapability.contains("dedicated");
             } else {
             	dedicatedLb = true;
@@ -3127,6 +3126,7 @@ public class ConfigurationManagerImpl implements ConfigurationManager, Configura
         if ((sourceNatServiceCapabilityMap != null) && (!sourceNatServiceCapabilityMap.isEmpty())) { 
             String sourceNatType = sourceNatServiceCapabilityMap.get(Capability.SupportedSourceNatTypes.getName());
             if (sourceNatType != null) {
+            	_networkMgr.checkCapabilityForProvider(serviceProviderMap.get(Service.SourceNat), Service.SourceNat, Capability.SupportedSourceNatTypes, sourceNatType);            	
             	sharedSourceNat = sourceNatType.contains("perzone");
             } else {
             	sharedSourceNat = false;
@@ -3134,6 +3134,7 @@ public class ConfigurationManagerImpl implements ConfigurationManager, Configura
             
             String param = sourceNatServiceCapabilityMap.get(Capability.RedundantRouter);
             if (param != null) {
+            	_networkMgr.checkCapabilityForProvider(serviceProviderMap.get(Service.SourceNat), Service.SourceNat, Capability.RedundantRouter, param);            	
                 redundantRouter = param.contains("true");
             } else {
             	redundantRouter = false;
diff --git a/server/src/com/cloud/network/NetworkManager.java b/server/src/com/cloud/network/NetworkManager.java
index f9dab95e2e0..013f81d3f9b 100755
--- a/server/src/com/cloud/network/NetworkManager.java
+++ b/server/src/com/cloud/network/NetworkManager.java
@@ -273,4 +273,7 @@ public interface NetworkManager extends NetworkService {
     public boolean checkIpForService(IPAddressVO ip, Service service);
 
     void checkVirtualNetworkCidrOverlap(Long zoneId, String cidr);
+
+	void checkCapabilityForProvider(Set<Provider> providers, Service service,
+			Capability cap, String capValue);
 }
diff --git a/server/src/com/cloud/network/NetworkManagerImpl.java b/server/src/com/cloud/network/NetworkManagerImpl.java
index 3bf308b3371..f6825c04f66 100755
--- a/server/src/com/cloud/network/NetworkManagerImpl.java
+++ b/server/src/com/cloud/network/NetworkManagerImpl.java
@@ -5754,4 +5754,34 @@ public class NetworkManagerImpl implements NetworkManager, NetworkService, Manag
 		
 		return results;
 	}
+	
+	@Override
+	public void checkCapabilityForProvider(Set<Provider> providers, Service service, Capability cap, String capValue) {
+		for (Provider provider : providers) {
+			NetworkElement element = getElementImplementingProvider(provider.getName());
+			if(element != null){
+				Map<Service, Map<Capability, String>> elementCapabilities = element.getCapabilities();
+				if (elementCapabilities == null || !elementCapabilities.containsKey(service)) {
+					throw new UnsupportedServiceException("Service " + service.getName() + " is not supported by the element=" + element.getName() + " implementing Provider=" + provider.getName());
+				}       
+				Map<Capability, String> serviceCapabilities = elementCapabilities.get(service);
+				if (serviceCapabilities == null || serviceCapabilities.isEmpty()) {
+					throw new UnsupportedServiceException("Service " + service.getName() + " doesn't have capabilites for element=" + element.getName() + " implementing Provider=" + provider.getName());
+				}
+
+				String value =  serviceCapabilities.get(cap);
+				if (value == null || value.isEmpty()) {
+					throw new UnsupportedServiceException("Service " + service.getName() + " doesn't have capability " + cap.getName() + " for element=" + element.getName() + " implementing Provider=" + provider.getName());
+				}
+
+				capValue = capValue.toLowerCase();
+				
+				if (!value.contains(capValue)) {
+					throw new UnsupportedServiceException("Service " + service.getName() + " doesn't support value " + capValue + " for capability " + cap.getName() +  " for element=" + element.getName() + " implementing Provider=" + provider.getName());
+				}
+			} else {
+				throw new UnsupportedServiceException("Unable to find network element for provider " + provider.getName());
+			}
+		}
+	}
 }