here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2023-09-30 16:28:10.489
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 211706  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 257034  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 421630  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 433225  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 461559  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 570661  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 590922  | null     | null      | null    | unlabelled |         | 0     |
 | 590923  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 590924  | v1:4     | ethernet1 | 1.1.1.2 | 206451     |         | 0     |
 | 590925  | v1:4     | ethernet1 | 1.1.1.2 | 206452     |         | 0     |
 | 590926  | v1:4     | ethernet1 | 1.1.1.2 | 206453     |         | 0     |
 | 590927  | null     | null      | null    | unlabelled |         | 0     |
 | 590928  | null     | null      | null    | unlabelled |         | 0     |
 | 590929  | null     | null      | null    | unlabelled |         | 0     |
 | 590930  | null     | null      | null    | unlabelled |         | 0     |
 | 590931  | null     | null      | null    | unlabelled |         | 0     |
 | 654824  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 868164  | null     | null      | null    | unlabelled |         | 0     |
 | 868165  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 868166  | v1:6     | ethernet1 | 1234::2 | 176489     |         | 0     |
 | 868167  | v1:6     | ethernet1 | 1234::2 | 176490     |         | 0     |
 | 868168  | v1:6     | ethernet1 | 1234::2 | 176491     |         | 0     |
 | 868169  | null     | null      | null    | unlabelled |         | 0     |
 | 868170  | null     | null      | null    | unlabelled |         | 0     |
 | 868171  | null     | null      | null    | unlabelled |         | 0     |
 | 868172  | null     | null      | null    | unlabelled |         | 0     |
 | 868173  | null     | null      | null    | unlabelled |         | 0     |
 | 889464  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1000757 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1013951 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2023-09-30 16:28:10.585
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 53630  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 124709 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 176487 | null     | null      | null    | unlabelled |         | 0     |
 | 176488 | v1:6     | ethernet1 | 1234::1 | 868165     |         | 1280  |
 | 176489 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 176490 | v1:6     | ethernet2 | 1235::3 | 779240     |         | 640   |
 | 176491 | v1:6     | ethernet2 | 1235::3 | 779241     |         | 640   |
 | 176492 | null     | null      | null    | unlabelled |         | 0     |
 | 176493 | null     | null      | null    | unlabelled |         | 0     |
 | 176494 | null     | null      | null    | unlabelled |         | 0     |
 | 176495 | null     | null      | null    | unlabelled |         | 0     |
 | 176496 | null     | null      | null    | unlabelled |         | 0     |
 | 201147 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 206449 | null     | null      | null    | unlabelled |         | 0     |
 | 206450 | v1:4     | ethernet1 | 1.1.1.1 | 590923     |         | 1280  |
 | 206451 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 206452 | v1:4     | ethernet2 | 1.1.2.3 | 460737     |         | 640   |
 | 206453 | v1:4     | ethernet2 | 1.1.2.3 | 460738     |         | 640   |
 | 206454 | null     | null      | null    | unlabelled |         | 0     |
 | 206455 | null     | null      | null    | unlabelled |         | 0     |
 | 206456 | null     | null      | null    | unlabelled |         | 0     |
 | 206457 | null     | null      | null    | unlabelled |         | 0     |
 | 206458 | null     | null      | null    | unlabelled |         | 0     |
 | 254543 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 257797 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 270169 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 380697 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 398807 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 464512 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 528722 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 605778 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 938051 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2023-09-30 16:28:10.693
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 31976  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 118630 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 271030 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 310854 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 417125 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 436383 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 460734 | null     | null      | null    | unlabelled |         | 0     |
 | 460735 | v1:4     | ethernet1 | 1.1.2.2 | 206450     |         | 640   |
 | 460736 | v1:4     | ethernet1 | 1.1.2.2 | 206451     |         | 640   |
 | 460737 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 460738 | v1:4     | ethernet2 | 1.1.3.4 | 147228     |         | 1280  |
 | 460739 | null     | null      | null    | unlabelled |         | 0     |
 | 460740 | null     | null      | null    | unlabelled |         | 0     |
 | 460741 | null     | null      | null    | unlabelled |         | 0     |
 | 460742 | null     | null      | null    | unlabelled |         | 0     |
 | 460743 | null     | null      | null    | unlabelled |         | 0     |
 | 654881 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 711024 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 779237 | null     | null      | null    | unlabelled |         | 0     |
 | 779238 | v1:6     | ethernet1 | 1235::2 | 176488     |         | 640   |
 | 779239 | v1:6     | ethernet1 | 1235::2 | 176489     |         | 640   |
 | 779240 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 779241 | v1:6     | ethernet2 | 1236::4 | 196475     |         | 1280  |
 | 779242 | null     | null      | null    | unlabelled |         | 0     |
 | 779243 | null     | null      | null    | unlabelled |         | 0     |
 | 779244 | null     | null      | null    | unlabelled |         | 0     |
 | 779245 | null     | null      | null    | unlabelled |         | 0     |
 | 779246 | null     | null      | null    | unlabelled |         | 0     |
 | 807658 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 834516 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 928135 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 950163 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2023-09-30 16:28:10.804
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 5343   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 7995   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 147224 | null     | null      | null    | unlabelled |         | 0     |
 | 147225 | v1:4     | ethernet1 | 1.1.3.3 | 460735     |         | 0     |
 | 147226 | v1:4     | ethernet1 | 1.1.3.3 | 460736     |         | 0     |
 | 147227 | v1:4     | ethernet1 | 1.1.3.3 | 460737     |         | 0     |
 | 147228 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 147229 | null     | null      | null    | unlabelled |         | 0     |
 | 147230 | null     | null      | null    | unlabelled |         | 0     |
 | 147231 | null     | null      | null    | unlabelled |         | 0     |
 | 147232 | null     | null      | null    | unlabelled |         | 0     |
 | 147233 | null     | null      | null    | unlabelled |         | 0     |
 | 158207 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 196471 | null     | null      | null    | unlabelled |         | 0     |
 | 196472 | v1:6     | ethernet1 | 1236::3 | 779238     |         | 0     |
 | 196473 | v1:6     | ethernet1 | 1236::3 | 779239     |         | 0     |
 | 196474 | v1:6     | ethernet1 | 1236::3 | 779240     |         | 0     |
 | 196475 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 196476 | null     | null      | null    | unlabelled |         | 0     |
 | 196477 | null     | null      | null    | unlabelled |         | 0     |
 | 196478 | null     | null      | null    | unlabelled |         | 0     |
 | 196479 | null     | null      | null    | unlabelled |         | 0     |
 | 196480 | null     | null      | null    | unlabelled |         | 0     |
 | 359287 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 377533 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 531731 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 705795 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 757817 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 782621 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 887048 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#