here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 136147 | null     | null      | null    | unlabelled |         | 0     |
 | 136148 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 136149 | v1:4     | ethernet1 | 1.1.1.2 | 702705     |         | 0     |
 | 136150 | v1:4     | ethernet1 | 1.1.1.2 | 702706     |         | 0     |
 | 136151 | v1:4     | ethernet1 | 1.1.1.2 | 702707     |         | 0     |
 | 136152 | null     | null      | null    | unlabelled |         | 0     |
 | 136153 | null     | null      | null    | unlabelled |         | 0     |
 | 136154 | null     | null      | null    | unlabelled |         | 0     |
 | 136155 | null     | null      | null    | unlabelled |         | 0     |
 | 136156 | null     | null      | null    | unlabelled |         | 0     |
 | 177240 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 198058 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 246633 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 304836 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 311316 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 316661 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 465382 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 578913 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 601319 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 864394 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 991430 | null     | null      | null    | unlabelled |         | 0     |
 | 991431 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 991432 | v1:6     | ethernet1 | 1234::2 | 333377     |         | 0     |
 | 991433 | v1:6     | ethernet1 | 1234::2 | 333378     |         | 0     |
 | 991434 | v1:6     | ethernet1 | 1234::2 | 333379     |         | 0     |
 | 991435 | null     | null      | null    | unlabelled |         | 0     |
 | 991436 | null     | null      | null    | unlabelled |         | 0     |
 | 991437 | null     | null      | null    | unlabelled |         | 0     |
 | 991438 | null     | null      | null    | unlabelled |         | 0     |
 | 991439 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 229027 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 229080 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 301922 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 333375 | null     | null      | null    | unlabelled |         | 0     |
 | 333376 | v1:6     | ethernet1 | 1234::1 | 991431     |         | 1280  |
 | 333377 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 333378 | v1:6     | ethernet2 | 1235::3 | 723346     |         | 640   |
 | 333379 | v1:6     | ethernet2 | 1235::3 | 723347     |         | 640   |
 | 333380 | null     | null      | null    | unlabelled |         | 0     |
 | 333381 | null     | null      | null    | unlabelled |         | 0     |
 | 333382 | null     | null      | null    | unlabelled |         | 0     |
 | 333383 | null     | null      | null    | unlabelled |         | 0     |
 | 333384 | null     | null      | null    | unlabelled |         | 0     |
 | 362566 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 367101 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 368471 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 445953 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 702703 | null     | null      | null    | unlabelled |         | 0     |
 | 702704 | v1:4     | ethernet1 | 1.1.1.1 | 136148     |         | 1280  |
 | 702705 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 702706 | v1:4     | ethernet2 | 1.1.2.3 | 398432     |         | 640   |
 | 702707 | v1:4     | ethernet2 | 1.1.2.3 | 398433     |         | 640   |
 | 702708 | null     | null      | null    | unlabelled |         | 0     |
 | 702709 | null     | null      | null    | unlabelled |         | 0     |
 | 702710 | null     | null      | null    | unlabelled |         | 0     |
 | 702711 | null     | null      | null    | unlabelled |         | 0     |
 | 702712 | null     | null      | null    | unlabelled |         | 0     |
 | 732838 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 827721 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 872631 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 929825 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 985042 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 44656  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 111817 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 116392 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 147050 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 319124 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 387213 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 398429 | null     | null      | null    | unlabelled |         | 0     |
 | 398430 | v1:4     | ethernet1 | 1.1.2.2 | 702704     |         | 640   |
 | 398431 | v1:4     | ethernet1 | 1.1.2.2 | 702705     |         | 640   |
 | 398432 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 398433 | v1:4     | ethernet2 | 1.1.3.4 | 322726     |         | 1280  |
 | 398434 | null     | null      | null    | unlabelled |         | 0     |
 | 398435 | null     | null      | null    | unlabelled |         | 0     |
 | 398436 | null     | null      | null    | unlabelled |         | 0     |
 | 398437 | null     | null      | null    | unlabelled |         | 0     |
 | 398438 | null     | null      | null    | unlabelled |         | 0     |
 | 580380 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 703014 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 723343 | null     | null      | null    | unlabelled |         | 0     |
 | 723344 | v1:6     | ethernet1 | 1235::2 | 333376     |         | 640   |
 | 723345 | v1:6     | ethernet1 | 1235::2 | 333377     |         | 640   |
 | 723346 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 723347 | v1:6     | ethernet2 | 1236::4 | 600739     |         | 1280  |
 | 723348 | null     | null      | null    | unlabelled |         | 0     |
 | 723349 | null     | null      | null    | unlabelled |         | 0     |
 | 723350 | null     | null      | null    | unlabelled |         | 0     |
 | 723351 | null     | null      | null    | unlabelled |         | 0     |
 | 723352 | null     | null      | null    | unlabelled |         | 0     |
 | 761873 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 887064 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 887769 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 916364 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 1907   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 84627  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 318298 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 322722 | null     | null      | null    | unlabelled |         | 0     |
 | 322723 | v1:4     | ethernet1 | 1.1.3.3 | 398430     |         | 0     |
 | 322724 | v1:4     | ethernet1 | 1.1.3.3 | 398431     |         | 0     |
 | 322725 | v1:4     | ethernet1 | 1.1.3.3 | 398432     |         | 0     |
 | 322726 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 322727 | null     | null      | null    | unlabelled |         | 0     |
 | 322728 | null     | null      | null    | unlabelled |         | 0     |
 | 322729 | null     | null      | null    | unlabelled |         | 0     |
 | 322730 | null     | null      | null    | unlabelled |         | 0     |
 | 322731 | null     | null      | null    | unlabelled |         | 0     |
 | 494982 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 521589 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 600735 | null     | null      | null    | unlabelled |         | 0     |
 | 600736 | v1:6     | ethernet1 | 1236::3 | 723344     |         | 0     |
 | 600737 | v1:6     | ethernet1 | 1236::3 | 723345     |         | 0     |
 | 600738 | v1:6     | ethernet1 | 1236::3 | 723346     |         | 0     |
 | 600739 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 600740 | null     | null      | null    | unlabelled |         | 0     |
 | 600741 | null     | null      | null    | unlabelled |         | 0     |
 | 600742 | null     | null      | null    | unlabelled |         | 0     |
 | 600743 | null     | null      | null    | unlabelled |         | 0     |
 | 600744 | null     | null      | null    | unlabelled |         | 0     |
 | 606305 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 654937 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 789028 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 929431 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 980270 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#