interface Tunnel100
 ip unnumbered Loopback0
 tunnel mode mpls traffic-eng
 tunnel destination 192.0.2.13
 tunnel mpls traffic-eng autoroute destination


CSR1#sho ip route 192.0.2.13                     
Routing entry for 192.0.2.13/32
  Known via "static", distance 1, metric 0 (connected)
  Routing Descriptor Blocks:
  * directly connected, via Tunnel100
      Route metric is 0, traffic share count is 1



CSR1#show mpls forwarding-table 192.0.2.13       
Local      Outgoing   Prefix           Bytes Label   Outgoing   Next Hop    
Label      Label      or Tunnel Id     Switched      interface              
56    [T]  Pop Label  192.0.2.13/32    0             Tu100      point2point 

[T]     Forwarding through a LSP tunnel.
        View additional labelling info with the 'detail' option



CSR1#show mpls forwarding-table labels 56 detail 
Local      Outgoing   Prefix           Bytes Label   Outgoing   Next Hop    
Label      Label      or Tunnel Id     Switched      interface              
56         Pop Label  192.0.2.13/32    0             Tu100      point2point 
        MAC/Encaps=14/18, MRU=1500, Label Stack{28}, via Gi1
        5000000300035000000100008847 0001C000
        No output feature configured


IOS17#traceroute 10.101.19.19 source loopback 101 num
Type escape sequence to abort.
Tracing the route to 10.101.19.19
VRF info: (vrf in name/id, vrf out name/id)
  1 100.1.17.1 15 msec 7 msec 26 msec
  2 10.1.3.3 [MPLS: Labels 28/24010 Exp 0] 91 msec 49 msec 30 msec
  3 10.3.9.9 [MPLS: Labels 24012/24010 Exp 0] 39 msec 32 msec 35 msec
  4 10.9.15.15 [MPLS: Labels 24002/24010 Exp 0] 38 msec 32 msec 36 msec
  5 10.14.15.14 [MPLS: Labels 24004/24010 Exp 0] 83 msec 89 msec 32 msec
  6 10.13.14.13 [MPLS: Label 24010 Exp 0] 29 msec 28 msec 32 msec
  7 100.13.19.19 35 msec *  40 msec