app-routing.module.ts

import { NgModule } from '@angular/core';
import { Routes, RouterModule } from '@angular/router';

import { AuthGuard } from './shared/guards/auth.guard';

const routes: Routes = [
    { path: '', loadChildren: './layout/layout.module#LayoutModule', canActivate: [AuthGuard] },
    { path: 'login', loadChildren: './login/login.module#LoginModule' },
    { path: 'not-found', loadChildren: './not-found/not-found.module#NotFoundModule' },
    { path: '**', redirectTo: 'not-found' }
];

@NgModule({
    imports: [RouterModule.forRoot(routes, { useHash: true })],
    exports: [RouterModule]
})
export class AppRoutingModule { }