DomainRouterVO router = _routerDao.findById(vm.getId());
if (router.getState() == State.Running) {
try {
Commands cmds = new Commands(OnError.Stop);
UnPlugNicCommand unplugNicCmd = new UnPlugNicCommand(nic, vm.getName());
cmds.addCommand("unplugnic", unplugNicCmd);
_agentMgr.send(dest.getHost().getId(), cmds);
UnPlugNicAnswer unplugNicAnswer = cmds.getAnswer(UnPlugNicAnswer.class);
if (!(unplugNicAnswer != null && unplugNicAnswer.getResult())) {