This object represents the TTL setting for MPLS echo request
packets. For ping operation this represents the TTL value to
be set in the echo request packet. For trace operation it
represent the maximum ttl value that can be set in the echo
request packets starting with TTL=1.
For 'echo' based on mplsLspPingAppl the default TTL will be
set to 255, and for 'pathEcho' based on mplsLspPingAppl the
default will be set to 30.
Note: This object cannot be set to the value of 0. The
default value of 0 signifies the default TTL values to be
used for 'echo' and 'pathEcho' based on 'mplsLspPingAppl'.