portDB.putIfAbsent(input.getID(), input);
// if there are no fixed IPs, allocate one for each subnet in the network
INeutronSubnetCRUD systemCRUD = NeutronCRUDInterfaces.getINeutronSubnetCRUD(this);
portDB.putIfAbsent(input.getID(), input);
// if there are no fixed IPs, allocate one for each subnet in the network
INeutronSubnetCRUD systemCRUD = NeutronCRUDInterfaces.getINeutronSubnetCRUD(this);