diff --git a/server/src/com/cloud/configuration/ConfigurationManagerImpl.java b/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
index c692e704e95..d32c693f372 100755
--- a/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
+++ b/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
@@ -3134,12 +3134,6 @@ public class ConfigurationManagerImpl extends ManagerBase implements Configurati
                     }
                 }
 
-                if ( vlan.getNetworkId() != networkId) {
-                    throw new InvalidParameterValueException("This subnet is overlapped with subnet in other network " + vlan.getNetworkId()
-                            + " in zone " + zone.getName()
-                            + " . Please specify a different gateway/netmask.");
-                   
-                }
                 String[] otherVlanIpRange = vlan.getIpRange().split("\\-");
                 String otherVlanStartIP = otherVlanIpRange[0];
                 String otherVlanEndIP = null;