here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-05-08 15:59:13.595
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 31375  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 117266 | null     | null      | null    | unlabelled |         | 0     |
 | 117267 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 117268 | v1:4     | ethernet1 | 1.1.1.2 | 46815      |         | 0     |
 | 117269 | v1:4     | ethernet1 | 1.1.1.2 | 46816      |         | 0     |
 | 117270 | v1:4     | ethernet1 | 1.1.1.2 | 46817      |         | 0     |
 | 117271 | null     | null      | null    | unlabelled |         | 0     |
 | 117272 | null     | null      | null    | unlabelled |         | 0     |
 | 117273 | null     | null      | null    | unlabelled |         | 0     |
 | 117274 | null     | null      | null    | unlabelled |         | 0     |
 | 117275 | null     | null      | null    | unlabelled |         | 0     |
 | 374529 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 460354 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 469359 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 483836 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 490349 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 495571 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 602372 | null     | null      | null    | unlabelled |         | 0     |
 | 602373 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 602374 | v1:6     | ethernet1 | 1234::2 | 701470     |         | 0     |
 | 602375 | v1:6     | ethernet1 | 1234::2 | 701471     |         | 0     |
 | 602376 | v1:6     | ethernet1 | 1234::2 | 701472     |         | 0     |
 | 602377 | null     | null      | null    | unlabelled |         | 0     |
 | 602378 | null     | null      | null    | unlabelled |         | 0     |
 | 602379 | null     | null      | null    | unlabelled |         | 0     |
 | 602380 | null     | null      | null    | unlabelled |         | 0     |
 | 602381 | null     | null      | null    | unlabelled |         | 0     |
 | 772686 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 835611 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 973075 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-05-08 15:59:13.714
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 11261  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 46813  | null     | null      | null    | unlabelled |         | 0     |
 | 46814  | v1:4     | ethernet1 | 1.1.1.1 | 117267     |         | 1280  |
 | 46815  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 46816  | v1:4     | ethernet2 | 1.1.2.3 | 128317     |         | 640   |
 | 46817  | v1:4     | ethernet2 | 1.1.2.3 | 128318     |         | 640   |
 | 46818  | null     | null      | null    | unlabelled |         | 0     |
 | 46819  | null     | null      | null    | unlabelled |         | 0     |
 | 46820  | null     | null      | null    | unlabelled |         | 0     |
 | 46821  | null     | null      | null    | unlabelled |         | 0     |
 | 46822  | null     | null      | null    | unlabelled |         | 0     |
 | 165932 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 255075 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 275729 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 433849 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 441926 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 453761 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 517130 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 570313 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 579142 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 684983 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 696322 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 701468 | null     | null      | null    | unlabelled |         | 0     |
 | 701469 | v1:6     | ethernet1 | 1234::1 | 602373     |         | 1280  |
 | 701470 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 701471 | v1:6     | ethernet2 | 1235::3 | 597344     |         | 640   |
 | 701472 | v1:6     | ethernet2 | 1235::3 | 597345     |         | 640   |
 | 701473 | null     | null      | null    | unlabelled |         | 0     |
 | 701474 | null     | null      | null    | unlabelled |         | 0     |
 | 701475 | null     | null      | null    | unlabelled |         | 0     |
 | 701476 | null     | null      | null    | unlabelled |         | 0     |
 | 701477 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-05-08 15:59:13.801
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 31805  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 128314 | null     | null      | null    | unlabelled |         | 0     |
 | 128315 | v1:4     | ethernet1 | 1.1.2.2 | 46814      |         | 640   |
 | 128316 | v1:4     | ethernet1 | 1.1.2.2 | 46815      |         | 640   |
 | 128317 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 128318 | v1:4     | ethernet2 | 1.1.3.4 | 1006576    |         | 1280  |
 | 128319 | null     | null      | null    | unlabelled |         | 0     |
 | 128320 | null     | null      | null    | unlabelled |         | 0     |
 | 128321 | null     | null      | null    | unlabelled |         | 0     |
 | 128322 | null     | null      | null    | unlabelled |         | 0     |
 | 128323 | null     | null      | null    | unlabelled |         | 0     |
 | 173149 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 187338 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 392006 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 486166 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 581451 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 597341 | null     | null      | null    | unlabelled |         | 0     |
 | 597342 | v1:6     | ethernet1 | 1235::2 | 701469     |         | 640   |
 | 597343 | v1:6     | ethernet1 | 1235::2 | 701470     |         | 640   |
 | 597344 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 597345 | v1:6     | ethernet2 | 1236::4 | 132703     |         | 1280  |
 | 597346 | null     | null      | null    | unlabelled |         | 0     |
 | 597347 | null     | null      | null    | unlabelled |         | 0     |
 | 597348 | null     | null      | null    | unlabelled |         | 0     |
 | 597349 | null     | null      | null    | unlabelled |         | 0     |
 | 597350 | null     | null      | null    | unlabelled |         | 0     |
 | 717127 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 759685 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 847500 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 879626 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 996945 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 997239 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-05-08 15:59:13.894
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 132699  | null     | null      | null    | unlabelled |         | 0     |
 | 132700  | v1:6     | ethernet1 | 1236::3 | 597342     |         | 0     |
 | 132701  | v1:6     | ethernet1 | 1236::3 | 597343     |         | 0     |
 | 132702  | v1:6     | ethernet1 | 1236::3 | 597344     |         | 0     |
 | 132703  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 132704  | null     | null      | null    | unlabelled |         | 0     |
 | 132705  | null     | null      | null    | unlabelled |         | 0     |
 | 132706  | null     | null      | null    | unlabelled |         | 0     |
 | 132707  | null     | null      | null    | unlabelled |         | 0     |
 | 132708  | null     | null      | null    | unlabelled |         | 0     |
 | 276349  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 348650  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 686199  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 713114  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 724169  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 838569  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 879130  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 964335  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 971196  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 1006572 | null     | null      | null    | unlabelled |         | 0     |
 | 1006573 | v1:4     | ethernet1 | 1.1.3.3 | 128315     |         | 0     |
 | 1006574 | v1:4     | ethernet1 | 1.1.3.3 | 128316     |         | 0     |
 | 1006575 | v1:4     | ethernet1 | 1.1.3.3 | 128317     |         | 0     |
 | 1006576 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1006577 | null     | null      | null    | unlabelled |         | 0     |
 | 1006578 | null     | null      | null    | unlabelled |         | 0     |
 | 1006579 | null     | null      | null    | unlabelled |         | 0     |
 | 1006580 | null     | null      | null    | unlabelled |         | 0     |
 | 1006581 | null     | null      | null    | unlabelled |         | 0     |
 | 1032944 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#