NetworkOffering off = _offDao.findById(guestNetwork.getNetworkOfferingId());
if (!(off.getName().equalsIgnoreCase(NetworkOffering.SystemPrivateGatewayNetworkOffering))) {
TransactionLegacy txn = TransactionLegacy.currentTxn();
txn.start();
//1) add router to network
RouterNetworkVO routerNtwkMap = new RouterNetworkVO(router.getId(), guestNetwork.getId(), guestNetwork.getGuestType());
_routerNetworkDao.persist(routerNtwkMap);
//2) create user stats entry for the network
UserStatisticsVO stats = _userStatsDao.findBy(router.getAccountId(), router.getDataCenterId(),
guestNetwork.getId(), null, router.getId(), router.getType().toString());
if (stats == null) {