here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2023-10-27 03:59:56.768
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 39725   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 58231   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 59983   | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 116781  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 170591  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 265527  | null     | null      | null    | unlabelled |         | 0     |
 | 265528  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 265529  | v1:4     | ethernet1 | 1.1.1.2 | 631932     |         | 0     |
 | 265530  | v1:4     | ethernet1 | 1.1.1.2 | 631933     |         | 0     |
 | 265531  | v1:4     | ethernet1 | 1.1.1.2 | 631934     |         | 0     |
 | 265532  | null     | null      | null    | unlabelled |         | 0     |
 | 265533  | null     | null      | null    | unlabelled |         | 0     |
 | 265534  | null     | null      | null    | unlabelled |         | 0     |
 | 265535  | null     | null      | null    | unlabelled |         | 0     |
 | 265536  | null     | null      | null    | unlabelled |         | 0     |
 | 642925  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 761276  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 792108  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 841900  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 956861  | null     | null      | null    | unlabelled |         | 0     |
 | 956862  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 956863  | v1:6     | ethernet1 | 1234::2 | 184908     |         | 0     |
 | 956864  | v1:6     | ethernet1 | 1234::2 | 184909     |         | 0     |
 | 956865  | v1:6     | ethernet1 | 1234::2 | 184910     |         | 0     |
 | 956866  | null     | null      | null    | unlabelled |         | 0     |
 | 956867  | null     | null      | null    | unlabelled |         | 0     |
 | 956868  | null     | null      | null    | unlabelled |         | 0     |
 | 956869  | null     | null      | null    | unlabelled |         | 0     |
 | 956870  | null     | null      | null    | unlabelled |         | 0     |
 | 1020029 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2023-10-27 03:59:56.871
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 53871   | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 92530   | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 109442  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 184906  | null     | null      | null    | unlabelled |         | 0     |
 | 184907  | v1:6     | ethernet1 | 1234::1 | 956862     |         | 1280  |
 | 184908  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 184909  | v1:6     | ethernet2 | 1235::3 | 922146     |         | 640   |
 | 184910  | v1:6     | ethernet2 | 1235::3 | 922147     |         | 640   |
 | 184911  | null     | null      | null    | unlabelled |         | 0     |
 | 184912  | null     | null      | null    | unlabelled |         | 0     |
 | 184913  | null     | null      | null    | unlabelled |         | 0     |
 | 184914  | null     | null      | null    | unlabelled |         | 0     |
 | 184915  | null     | null      | null    | unlabelled |         | 0     |
 | 353243  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 535691  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 631930  | null     | null      | null    | unlabelled |         | 0     |
 | 631931  | v1:4     | ethernet1 | 1.1.1.1 | 265528     |         | 1280  |
 | 631932  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 631933  | v1:4     | ethernet2 | 1.1.2.3 | 29463      |         | 640   |
 | 631934  | v1:4     | ethernet2 | 1.1.2.3 | 29464      |         | 640   |
 | 631935  | null     | null      | null    | unlabelled |         | 0     |
 | 631936  | null     | null      | null    | unlabelled |         | 0     |
 | 631937  | null     | null      | null    | unlabelled |         | 0     |
 | 631938  | null     | null      | null    | unlabelled |         | 0     |
 | 631939  | null     | null      | null    | unlabelled |         | 0     |
 | 661218  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 812129  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 879770  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 935970  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 968142  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 978785  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1038594 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2023-10-27 03:59:56.971
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 23785  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 29460  | null     | null      | null    | unlabelled |         | 0     |
 | 29461  | v1:4     | ethernet1 | 1.1.2.2 | 631931     |         | 640   |
 | 29462  | v1:4     | ethernet1 | 1.1.2.2 | 631932     |         | 640   |
 | 29463  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 29464  | v1:4     | ethernet2 | 1.1.3.4 | 271541     |         | 1280  |
 | 29465  | null     | null      | null    | unlabelled |         | 0     |
 | 29466  | null     | null      | null    | unlabelled |         | 0     |
 | 29467  | null     | null      | null    | unlabelled |         | 0     |
 | 29468  | null     | null      | null    | unlabelled |         | 0     |
 | 29469  | null     | null      | null    | unlabelled |         | 0     |
 | 74536  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 306897 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 325239 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 373444 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 415794 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 529663 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 605764 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 693024 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 773795 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 785219 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 922143 | null     | null      | null    | unlabelled |         | 0     |
 | 922144 | v1:6     | ethernet1 | 1235::2 | 184907     |         | 640   |
 | 922145 | v1:6     | ethernet1 | 1235::2 | 184908     |         | 640   |
 | 922146 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 922147 | v1:6     | ethernet2 | 1236::4 | 511374     |         | 1280  |
 | 922148 | null     | null      | null    | unlabelled |         | 0     |
 | 922149 | null     | null      | null    | unlabelled |         | 0     |
 | 922150 | null     | null      | null    | unlabelled |         | 0     |
 | 922151 | null     | null      | null    | unlabelled |         | 0     |
 | 922152 | null     | null      | null    | unlabelled |         | 0     |
 | 998630 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2023-10-27 03:59:57.073
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 113549 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 164605 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 271537 | null     | null      | null    | unlabelled |         | 0     |
 | 271538 | v1:4     | ethernet1 | 1.1.3.3 | 29461      |         | 0     |
 | 271539 | v1:4     | ethernet1 | 1.1.3.3 | 29462      |         | 0     |
 | 271540 | v1:4     | ethernet1 | 1.1.3.3 | 29463      |         | 0     |
 | 271541 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 271542 | null     | null      | null    | unlabelled |         | 0     |
 | 271543 | null     | null      | null    | unlabelled |         | 0     |
 | 271544 | null     | null      | null    | unlabelled |         | 0     |
 | 271545 | null     | null      | null    | unlabelled |         | 0     |
 | 271546 | null     | null      | null    | unlabelled |         | 0     |
 | 448277 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 462393 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 511370 | null     | null      | null    | unlabelled |         | 0     |
 | 511371 | v1:6     | ethernet1 | 1236::3 | 922144     |         | 0     |
 | 511372 | v1:6     | ethernet1 | 1236::3 | 922145     |         | 0     |
 | 511373 | v1:6     | ethernet1 | 1236::3 | 922146     |         | 0     |
 | 511374 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 511375 | null     | null      | null    | unlabelled |         | 0     |
 | 511376 | null     | null      | null    | unlabelled |         | 0     |
 | 511377 | null     | null      | null    | unlabelled |         | 0     |
 | 511378 | null     | null      | null    | unlabelled |         | 0     |
 | 511379 | null     | null      | null    | unlabelled |         | 0     |
 | 530595 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 567482 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 657178 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 669507 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 779095 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 782147 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#