RP/0/RP0/CPU0:CE3#ping 192.168.4.1 source 192.168.3.1 count 50 timeout 1
Sun Sep 20 12:42:17.768 UTC
Type escape sequence to abort.
Sending 50, 100-byte ICMP Echos to 192.168.4.1 timeout is 1 seconds:
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Success rate is 100 percent (50/50), round-trip min/avg/max = 16/19/33 ms
RP/0/RP0/CPU0:CE3#traceroute 192.168.4.1 source 192.168.3.1 timeout 1 probe 2 maxttl 8
Sun Sep 20 12:42:19.889 UTC

Type escape sequence to abort.
Tracing the route to 192.168.4.1

 1  10.2.8.2 5 msec  4 msec 
 2  10.2.3.3 [MPLS: Labels 24005/24007 Exp 0] 20 msec  21 msec 
 3  10.3.4.4 [MPLS: Labels 24005/24007 Exp 0] 18 msec  17 msec 
 4  10.4.5.5 [MPLS: Labels 24005/24007 Exp 0] 17 msec  46 msec 
 5  10.5.6.6 [MPLS: Labels 0/24007 Exp 0] 18 msec  18 msec 
 6  10.6.9.9 20 msec  *