RP/0/RP0/CPU0:PE1#ping mpls traffic-eng tunnel-te 0 repeat 2 verbose
Sun Sep 13 09:09:16.719 UTC

Sending 2, 100-byte MPLS Echos to tunnel-te0,
      timeout is 2 seconds, send interval is 0 msec:

Codes: '!' - success, 'Q' - request not sent, '.' - timeout,
  'L' - labeled output interface, 'B' - unlabeled output interface, 
  'D' - DS Map mismatch, 'F' - no FEC mapping, 'f' - FEC mismatch,
  'M' - malformed request, 'm' - unsupported tlvs, 'N' - no rx label, 
  'P' - no rx intf label prot, 'p' - premature termination of LSP, 
  'R' - transit router, 'I' - unknown upstream index,
  'X' - unknown return code, 'x' - return code 0

Type escape sequence to abort.

!      size 100, reply addr 10.8.9.9, return code 3 
!      size 100, reply addr 10.8.9.9, return code 3 

Success rate is 100 percent (2/2), round-trip min/avg/max = 12/14/16 ms
RP/0/RP0/CPU0:PE1#traceroute mpls traffic-eng tunnel-te 0
Sun Sep 13 09:09:16.935 UTC

Tracing MPLS TE Label Switched Path on tunnel-te0, timeout is 2 seconds

Codes: '!' - success, 'Q' - request not sent, '.' - timeout,
  'L' - labeled output interface, 'B' - unlabeled output interface, 
  'D' - DS Map mismatch, 'F' - no FEC mapping, 'f' - FEC mismatch,
  'M' - malformed request, 'm' - unsupported tlvs, 'N' - no rx label, 
  'P' - no rx intf label prot, 'p' - premature termination of LSP, 
  'R' - transit router, 'I' - unknown upstream index,
  'X' - unknown return code, 'x' - return code 0

Type escape sequence to abort.

  0 10.2.7.2 MRU 1500 [Labels: 24014 Exp: 0]
L 1 10.2.7.7 MRU 1500 [Labels: 24014 Exp: 0] 10 ms
L 2 10.7.8.8 MRU 1500 [Labels: implicit-null Exp: 0] 14 ms
! 3 10.8.9.9 15 ms
RP/0/RP0/CPU0:PE1#ping mpls ipv4 9.9.9.9/32 repeat 2 verbose
Sun Sep 13 09:09:17.166 UTC

Sending 2, 100-byte MPLS Echos to 9.9.9.9/32,
      timeout is 2 seconds, send interval is 0 msec:

Codes: '!' - success, 'Q' - request not sent, '.' - timeout,
  'L' - labeled output interface, 'B' - unlabeled output interface, 
  'D' - DS Map mismatch, 'F' - no FEC mapping, 'f' - FEC mismatch,
  'M' - malformed request, 'm' - unsupported tlvs, 'N' - no rx label, 
  'P' - no rx intf label prot, 'p' - premature termination of LSP, 
  'R' - transit router, 'I' - unknown upstream index,
  'X' - unknown return code, 'x' - return code 0

Type escape sequence to abort.

Q      size 100, Unable to send echo request packet
Q      size 100, Unable to send echo request packet

Success rate is 0 percent (0/2)
RP/0/RP0/CPU0:PE1#traceroute mpls ipv4 9.9.9.9/32
Sun Sep 13 09:09:17.323 UTC

Tracing MPLS Label Switched Path to 9.9.9.9/32, timeout is 2 seconds

Codes: '!' - success, 'Q' - request not sent, '.' - timeout,
  'L' - labeled output interface, 'B' - unlabeled output interface, 
  'D' - DS Map mismatch, 'F' - no FEC mapping, 'f' - FEC mismatch,
  'M' - malformed request, 'm' - unsupported tlvs, 'N' - no rx label, 
  'P' - no rx intf label prot, 'p' - premature termination of LSP, 
  'R' - transit router, 'I' - unknown upstream index,
  'X' - unknown return code, 'x' - return code 0

Type escape sequence to abort.

  0 0.0.0.0 MRU 0 [No Label]
Q 1 *