Here is an example of an LSP ping command line and the ping test results. The remote computer shell prompt “Router#” indicates that MPLS Manager has established a Telnet, SSH1, or SSH2 session with the source device.

dev-VPLS5#ping mpls ipv4 10.9.7.9 255.255.255.255 repeat 5 timeout 2 size 100 interval 0
Sending 5, 100-byte MPLS Echos to 10.9.7.9/32, 
     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 label entry, 
  '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 stop.
QQQQQ
Success rate is 0 percent (0/5)