here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-10-08 08:46:24.803
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 66291  | null     | null      | null    | unlabelled |         | 0     |
 | 66292  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 66293  | v1:6     | ethernet1 | 1234::2 | 516914     |         | 0     |
 | 66294  | v1:6     | ethernet1 | 1234::2 | 516915     |         | 0     |
 | 66295  | v1:6     | ethernet1 | 1234::2 | 516916     |         | 0     |
 | 66296  | null     | null      | null    | unlabelled |         | 0     |
 | 66297  | null     | null      | null    | unlabelled |         | 0     |
 | 66298  | null     | null      | null    | unlabelled |         | 0     |
 | 66299  | null     | null      | null    | unlabelled |         | 0     |
 | 66300  | null     | null      | null    | unlabelled |         | 0     |
 | 171787 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 182168 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 198164 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 218666 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 241224 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 300495 | null     | null      | null    | unlabelled |         | 0     |
 | 300496 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 300497 | v1:4     | ethernet1 | 1.1.1.2 | 978196     |         | 0     |
 | 300498 | v1:4     | ethernet1 | 1.1.1.2 | 978197     |         | 0     |
 | 300499 | v1:4     | ethernet1 | 1.1.1.2 | 978198     |         | 0     |
 | 300500 | null     | null      | null    | unlabelled |         | 0     |
 | 300501 | null     | null      | null    | unlabelled |         | 0     |
 | 300502 | null     | null      | null    | unlabelled |         | 0     |
 | 300503 | null     | null      | null    | unlabelled |         | 0     |
 | 300504 | null     | null      | null    | unlabelled |         | 0     |
 | 359833 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 523066 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 787664 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 823487 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 985003 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-10-08 08:46:24.906
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 7534   | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 9699   | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 14445  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 122034 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 126126 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 169785 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 209699 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 358894 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 425539 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 516912 | null     | null      | null    | unlabelled |         | 0     |
 | 516913 | v1:6     | ethernet1 | 1234::1 | 66292      |         | 1280  |
 | 516914 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 516915 | v1:6     | ethernet2 | 1235::3 | 505729     |         | 640   |
 | 516916 | v1:6     | ethernet2 | 1235::3 | 505730     |         | 640   |
 | 516917 | null     | null      | null    | unlabelled |         | 0     |
 | 516918 | null     | null      | null    | unlabelled |         | 0     |
 | 516919 | null     | null      | null    | unlabelled |         | 0     |
 | 516920 | null     | null      | null    | unlabelled |         | 0     |
 | 516921 | null     | null      | null    | unlabelled |         | 0     |
 | 628024 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 778910 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 786773 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 978194 | null     | null      | null    | unlabelled |         | 0     |
 | 978195 | v1:4     | ethernet1 | 1.1.1.1 | 300496     |         | 1280  |
 | 978196 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 978197 | v1:4     | ethernet2 | 1.1.2.3 | 307924     |         | 640   |
 | 978198 | v1:4     | ethernet2 | 1.1.2.3 | 307925     |         | 640   |
 | 978199 | null     | null      | null    | unlabelled |         | 0     |
 | 978200 | null     | null      | null    | unlabelled |         | 0     |
 | 978201 | null     | null      | null    | unlabelled |         | 0     |
 | 978202 | null     | null      | null    | unlabelled |         | 0     |
 | 978203 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-10-08 08:46:25.005
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 23080   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 105201  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 307921  | null     | null      | null    | unlabelled |         | 0     |
 | 307922  | v1:4     | ethernet1 | 1.1.2.2 | 978195     |         | 640   |
 | 307923  | v1:4     | ethernet1 | 1.1.2.2 | 978196     |         | 640   |
 | 307924  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 307925  | v1:4     | ethernet2 | 1.1.3.4 | 568292     |         | 1280  |
 | 307926  | null     | null      | null    | unlabelled |         | 0     |
 | 307927  | null     | null      | null    | unlabelled |         | 0     |
 | 307928  | null     | null      | null    | unlabelled |         | 0     |
 | 307929  | null     | null      | null    | unlabelled |         | 0     |
 | 307930  | null     | null      | null    | unlabelled |         | 0     |
 | 331999  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 336730  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 371108  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 386872  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 416694  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 505726  | null     | null      | null    | unlabelled |         | 0     |
 | 505727  | v1:6     | ethernet1 | 1235::2 | 516913     |         | 640   |
 | 505728  | v1:6     | ethernet1 | 1235::2 | 516914     |         | 640   |
 | 505729  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 505730  | v1:6     | ethernet2 | 1236::4 | 571017     |         | 1280  |
 | 505731  | null     | null      | null    | unlabelled |         | 0     |
 | 505732  | null     | null      | null    | unlabelled |         | 0     |
 | 505733  | null     | null      | null    | unlabelled |         | 0     |
 | 505734  | null     | null      | null    | unlabelled |         | 0     |
 | 505735  | null     | null      | null    | unlabelled |         | 0     |
 | 537990  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 608417  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 971373  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 980895  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1030464 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-10-08 08:46:25.104
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 28918  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 82142  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 412553 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 438692 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 547850 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 568288 | null     | null      | null    | unlabelled |         | 0     |
 | 568289 | v1:4     | ethernet1 | 1.1.3.3 | 307922     |         | 0     |
 | 568290 | v1:4     | ethernet1 | 1.1.3.3 | 307923     |         | 0     |
 | 568291 | v1:4     | ethernet1 | 1.1.3.3 | 307924     |         | 0     |
 | 568292 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 568293 | null     | null      | null    | unlabelled |         | 0     |
 | 568294 | null     | null      | null    | unlabelled |         | 0     |
 | 568295 | null     | null      | null    | unlabelled |         | 0     |
 | 568296 | null     | null      | null    | unlabelled |         | 0     |
 | 568297 | null     | null      | null    | unlabelled |         | 0     |
 | 571013 | null     | null      | null    | unlabelled |         | 0     |
 | 571014 | v1:6     | ethernet1 | 1236::3 | 505727     |         | 0     |
 | 571015 | v1:6     | ethernet1 | 1236::3 | 505728     |         | 0     |
 | 571016 | v1:6     | ethernet1 | 1236::3 | 505729     |         | 0     |
 | 571017 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 571018 | null     | null      | null    | unlabelled |         | 0     |
 | 571019 | null     | null      | null    | unlabelled |         | 0     |
 | 571020 | null     | null      | null    | unlabelled |         | 0     |
 | 571021 | null     | null      | null    | unlabelled |         | 0     |
 | 571022 | null     | null      | null    | unlabelled |         | 0     |
 | 652970 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 729019 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 755486 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 776331 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 800136 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#