NodeConnectorId ncId = new NodeConnectorId(ifState.getLowerLayerIf().get(0));
BigInteger dpId = new BigInteger(IfmUtil.getDpnFromNodeConnectorId(ncId));
FlowBasedServicesUtils.removeIngressFlow(interfaceOld.getName(), dpId, transaction);
+ InterfaceManagerCommonUtils.deleteParentInterfaceEntry(transaction, parentRefs.getParentInterface());
// For Vlan-Trunk Interface, remove the trunk-member operstates as well...
InterfaceParentEntryKey interfaceParentEntryKey = new InterfaceParentEntryKey(interfaceOld.getName());