RP/0/RP0/CPU0:CE-A1b#ping 10.1.11.1 source 10.1.12.1 count 10 timeout 1
Mon Oct 12 00:37:11.444 UTC
Type escape sequence to abort.
Sending 10, 100-byte ICMP Echos to 10.1.11.1 timeout is 1 seconds:
!!!!!!!!!!
Success rate is 100 percent (10/10), round-trip min/avg/max = 3/4/6 ms
RP/0/RP0/CPU0:CE-A1b#ping 10.1.2.1 source 10.1.12.1 count 10 timeout 1
Mon Oct 12 00:37:12.486 UTC
Type escape sequence to abort.
Sending 10, 100-byte ICMP Echos to 10.1.2.1 timeout is 1 seconds:
!!!!!!!!!!
Success rate is 100 percent (10/10), round-trip min/avg/max = 14/19/34 ms
RP/0/RP0/CPU0:CE-A1b#traceroute 10.1.11.1 source 10.1.12.1 timeout 1 probe 2 maxttl 6
Mon Oct 12 00:37:13.649 UTC

Type escape sequence to abort.
Tracing the route to 10.1.11.1

 1  10.1.1.1 15 msec  * 
RP/0/RP0/CPU0:CE-A1b#traceroute 10.1.2.1 source 10.1.12.1 timeout 1 probe 2 maxttl 6
Mon Oct 12 00:37:15.696 UTC

Type escape sequence to abort.
Tracing the route to 10.1.2.1

 1  172.16.2.1 8 msec  4 msec 
 2  10.0.23.3 [MPLS: Labels 24002/24005 Exp 0] 14 msec  12 msec 
 3  10.0.34.4 [MPLS: Label 24005 Exp 0] 12 msec  11 msec 
 4  172.16.3.2 13 msec  *