here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 126763  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 170791  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 394720  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 458343  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 469114  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 556961  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 609073  | null     | null      | null    | unlabelled |         | 0     |
 | 609074  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 609075  | v1:4     | ethernet1 | 1.1.1.2 | 660970     |         | 0     |
 | 609076  | v1:4     | ethernet1 | 1.1.1.2 | 660971     |         | 0     |
 | 609077  | v1:4     | ethernet1 | 1.1.1.2 | 660972     |         | 0     |
 | 609078  | null     | null      | null    | unlabelled |         | 0     |
 | 609079  | null     | null      | null    | unlabelled |         | 0     |
 | 609080  | null     | null      | null    | unlabelled |         | 0     |
 | 609081  | null     | null      | null    | unlabelled |         | 0     |
 | 609082  | null     | null      | null    | unlabelled |         | 0     |
 | 691119  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 733997  | null     | null      | null    | unlabelled |         | 0     |
 | 733998  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 733999  | v1:6     | ethernet1 | 1234::2 | 192448     |         | 0     |
 | 734000  | v1:6     | ethernet1 | 1234::2 | 192449     |         | 0     |
 | 734001  | v1:6     | ethernet1 | 1234::2 | 192450     |         | 0     |
 | 734002  | null     | null      | null    | unlabelled |         | 0     |
 | 734003  | null     | null      | null    | unlabelled |         | 0     |
 | 734004  | null     | null      | null    | unlabelled |         | 0     |
 | 734005  | null     | null      | null    | unlabelled |         | 0     |
 | 734006  | null     | null      | null    | unlabelled |         | 0     |
 | 777828  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 923825  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1044861 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 50884  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 113289 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 175683 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 192446 | null     | null      | null    | unlabelled |         | 0     |
 | 192447 | v1:6     | ethernet1 | 1234::1 | 733998     |         | 1280  |
 | 192448 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 192449 | v1:6     | ethernet2 | 1235::3 | 533819     |         | 640   |
 | 192450 | v1:6     | ethernet2 | 1235::3 | 533820     |         | 640   |
 | 192451 | null     | null      | null    | unlabelled |         | 0     |
 | 192452 | null     | null      | null    | unlabelled |         | 0     |
 | 192453 | null     | null      | null    | unlabelled |         | 0     |
 | 192454 | null     | null      | null    | unlabelled |         | 0     |
 | 192455 | null     | null      | null    | unlabelled |         | 0     |
 | 207069 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 262146 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 286426 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 338876 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 371967 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 462438 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 660968 | null     | null      | null    | unlabelled |         | 0     |
 | 660969 | v1:4     | ethernet1 | 1.1.1.1 | 609074     |         | 1280  |
 | 660970 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 660971 | v1:4     | ethernet2 | 1.1.2.3 | 807669     |         | 640   |
 | 660972 | v1:4     | ethernet2 | 1.1.2.3 | 807670     |         | 640   |
 | 660973 | null     | null      | null    | unlabelled |         | 0     |
 | 660974 | null     | null      | null    | unlabelled |         | 0     |
 | 660975 | null     | null      | null    | unlabelled |         | 0     |
 | 660976 | null     | null      | null    | unlabelled |         | 0     |
 | 660977 | null     | null      | null    | unlabelled |         | 0     |
 | 662896 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 705614 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 725610 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 450491 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 533816 | null     | null      | null    | unlabelled |         | 0     |
 | 533817 | v1:6     | ethernet1 | 1235::2 | 192447     |         | 640   |
 | 533818 | v1:6     | ethernet1 | 1235::2 | 192448     |         | 640   |
 | 533819 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 533820 | v1:6     | ethernet2 | 1236::4 | 800452     |         | 1280  |
 | 533821 | null     | null      | null    | unlabelled |         | 0     |
 | 533822 | null     | null      | null    | unlabelled |         | 0     |
 | 533823 | null     | null      | null    | unlabelled |         | 0     |
 | 533824 | null     | null      | null    | unlabelled |         | 0     |
 | 533825 | null     | null      | null    | unlabelled |         | 0     |
 | 554798 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 606634 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 616499 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 685660 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 730448 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 735534 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 768052 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 807666 | null     | null      | null    | unlabelled |         | 0     |
 | 807667 | v1:4     | ethernet1 | 1.1.2.2 | 660969     |         | 640   |
 | 807668 | v1:4     | ethernet1 | 1.1.2.2 | 660970     |         | 640   |
 | 807669 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 807670 | v1:4     | ethernet2 | 1.1.3.4 | 15076      |         | 1280  |
 | 807671 | null     | null      | null    | unlabelled |         | 0     |
 | 807672 | null     | null      | null    | unlabelled |         | 0     |
 | 807673 | null     | null      | null    | unlabelled |         | 0     |
 | 807674 | null     | null      | null    | unlabelled |         | 0     |
 | 807675 | null     | null      | null    | unlabelled |         | 0     |
 | 852282 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 865564 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 866156 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 947148 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 15072   | null     | null      | null    | unlabelled |         | 0     |
 | 15073   | v1:4     | ethernet1 | 1.1.3.3 | 807667     |         | 0     |
 | 15074   | v1:4     | ethernet1 | 1.1.3.3 | 807668     |         | 0     |
 | 15075   | v1:4     | ethernet1 | 1.1.3.3 | 807669     |         | 0     |
 | 15076   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 15077   | null     | null      | null    | unlabelled |         | 0     |
 | 15078   | null     | null      | null    | unlabelled |         | 0     |
 | 15079   | null     | null      | null    | unlabelled |         | 0     |
 | 15080   | null     | null      | null    | unlabelled |         | 0     |
 | 15081   | null     | null      | null    | unlabelled |         | 0     |
 | 227127  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 231032  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 291298  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 370279  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 567201  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 626094  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 696129  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 743022  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 762509  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 800448  | null     | null      | null    | unlabelled |         | 0     |
 | 800449  | v1:6     | ethernet1 | 1236::3 | 533817     |         | 0     |
 | 800450  | v1:6     | ethernet1 | 1236::3 | 533818     |         | 0     |
 | 800451  | v1:6     | ethernet1 | 1236::3 | 533819     |         | 0     |
 | 800452  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 800453  | null     | null      | null    | unlabelled |         | 0     |
 | 800454  | null     | null      | null    | unlabelled |         | 0     |
 | 800455  | null     | null      | null    | unlabelled |         | 0     |
 | 800456  | null     | null      | null    | unlabelled |         | 0     |
 | 800457  | null     | null      | null    | unlabelled |         | 0     |
 | 1018499 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#