Backbone TE configuration
Use autoroute to forward Business and Internet class traffic onto global-pool tunnel
Use static route to forward only VoIP class traffic onto sub-pool tunnel
(config)# interface Tunnel1
(config-if)# no tunnel mpls traffic-eng autoroute announce
(config)# interface Tunnel2
(config-if)# tunnel mpls traffic-eng autoroute announce
(config)# ip route 20.20.20.20 255.255.255.255 Tunnel1