Configuring static MPLS TE tunnels can be a highly unmanageable task if the number of PE grows. On top of that, you also need to manage FRR backup tunnels, which is only going to add complexity. Take an example of the ISP that has 100 PE routers deployed. For 100 PE routers, if you need… Read More Cisco Dynamic MPLS Traffic Engineering Tunnels (Auto-Tunnels)