here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2023-12-30 14:45:33.182
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 36112  | null     | null      | null    | unlabelled |         | 0     |
 | 36113  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 36114  | v1:4     | ethernet1 | 1.1.1.2 | 121409     |         | 0     |
 | 36115  | v1:4     | ethernet1 | 1.1.1.2 | 121410     |         | 0     |
 | 36116  | v1:4     | ethernet1 | 1.1.1.2 | 121411     |         | 0     |
 | 36117  | null     | null      | null    | unlabelled |         | 0     |
 | 36118  | null     | null      | null    | unlabelled |         | 0     |
 | 36119  | null     | null      | null    | unlabelled |         | 0     |
 | 36120  | null     | null      | null    | unlabelled |         | 0     |
 | 36121  | null     | null      | null    | unlabelled |         | 0     |
 | 142564 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 169925 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 226049 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 296746 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 399932 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 425842 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 480498 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 584429 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 724230 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 744131 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 775725 | null     | null      | null    | unlabelled |         | 0     |
 | 775726 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 775727 | v1:6     | ethernet1 | 1234::2 | 676212     |         | 0     |
 | 775728 | v1:6     | ethernet1 | 1234::2 | 676213     |         | 0     |
 | 775729 | v1:6     | ethernet1 | 1234::2 | 676214     |         | 0     |
 | 775730 | null     | null      | null    | unlabelled |         | 0     |
 | 775731 | null     | null      | null    | unlabelled |         | 0     |
 | 775732 | null     | null      | null    | unlabelled |         | 0     |
 | 775733 | null     | null      | null    | unlabelled |         | 0     |
 | 775734 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2023-12-30 14:45:33.300
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 2733   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 121407 | null     | null      | null    | unlabelled |         | 0     |
 | 121408 | v1:4     | ethernet1 | 1.1.1.1 | 36113      |         | 1280  |
 | 121409 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 121410 | v1:4     | ethernet2 | 1.1.2.3 | 542756     |         | 640   |
 | 121411 | v1:4     | ethernet2 | 1.1.2.3 | 542757     |         | 640   |
 | 121412 | null     | null      | null    | unlabelled |         | 0     |
 | 121413 | null     | null      | null    | unlabelled |         | 0     |
 | 121414 | null     | null      | null    | unlabelled |         | 0     |
 | 121415 | null     | null      | null    | unlabelled |         | 0     |
 | 121416 | null     | null      | null    | unlabelled |         | 0     |
 | 157313 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 233735 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 323308 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 378049 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 385874 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 468403 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 497095 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 676210 | null     | null      | null    | unlabelled |         | 0     |
 | 676211 | v1:6     | ethernet1 | 1234::1 | 775726     |         | 1280  |
 | 676212 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 676213 | v1:6     | ethernet2 | 1235::3 | 429551     |         | 640   |
 | 676214 | v1:6     | ethernet2 | 1235::3 | 429552     |         | 640   |
 | 676215 | null     | null      | null    | unlabelled |         | 0     |
 | 676216 | null     | null      | null    | unlabelled |         | 0     |
 | 676217 | null     | null      | null    | unlabelled |         | 0     |
 | 676218 | null     | null      | null    | unlabelled |         | 0     |
 | 676219 | null     | null      | null    | unlabelled |         | 0     |
 | 792197 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 803790 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 808754 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 890424 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2023-12-30 14:45:33.324
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 158858  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 288690  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 292104  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 333400  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 352873  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 429548  | null     | null      | null    | unlabelled |         | 0     |
 | 429549  | v1:6     | ethernet1 | 1235::2 | 676211     |         | 640   |
 | 429550  | v1:6     | ethernet1 | 1235::2 | 676212     |         | 640   |
 | 429551  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 429552  | v1:6     | ethernet2 | 1236::4 | 966840     |         | 1280  |
 | 429553  | null     | null      | null    | unlabelled |         | 0     |
 | 429554  | null     | null      | null    | unlabelled |         | 0     |
 | 429555  | null     | null      | null    | unlabelled |         | 0     |
 | 429556  | null     | null      | null    | unlabelled |         | 0     |
 | 429557  | null     | null      | null    | unlabelled |         | 0     |
 | 542753  | null     | null      | null    | unlabelled |         | 0     |
 | 542754  | v1:4     | ethernet1 | 1.1.2.2 | 121408     |         | 640   |
 | 542755  | v1:4     | ethernet1 | 1.1.2.2 | 121409     |         | 640   |
 | 542756  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 542757  | v1:4     | ethernet2 | 1.1.3.4 | 107317     |         | 1280  |
 | 542758  | null     | null      | null    | unlabelled |         | 0     |
 | 542759  | null     | null      | null    | unlabelled |         | 0     |
 | 542760  | null     | null      | null    | unlabelled |         | 0     |
 | 542761  | null     | null      | null    | unlabelled |         | 0     |
 | 542762  | null     | null      | null    | unlabelled |         | 0     |
 | 545955  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 620707  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 740511  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 824492  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 854774  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 909099  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1025116 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2023-12-30 14:45:33.399
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 948    | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 107313 | null     | null      | null    | unlabelled |         | 0     |
 | 107314 | v1:4     | ethernet1 | 1.1.3.3 | 542754     |         | 0     |
 | 107315 | v1:4     | ethernet1 | 1.1.3.3 | 542755     |         | 0     |
 | 107316 | v1:4     | ethernet1 | 1.1.3.3 | 542756     |         | 0     |
 | 107317 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 107318 | null     | null      | null    | unlabelled |         | 0     |
 | 107319 | null     | null      | null    | unlabelled |         | 0     |
 | 107320 | null     | null      | null    | unlabelled |         | 0     |
 | 107321 | null     | null      | null    | unlabelled |         | 0     |
 | 107322 | null     | null      | null    | unlabelled |         | 0     |
 | 125677 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 243031 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 414724 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 452004 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 477999 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 621388 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 633346 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 845085 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 873704 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 966836 | null     | null      | null    | unlabelled |         | 0     |
 | 966837 | v1:6     | ethernet1 | 1236::3 | 429549     |         | 0     |
 | 966838 | v1:6     | ethernet1 | 1236::3 | 429550     |         | 0     |
 | 966839 | v1:6     | ethernet1 | 1236::3 | 429551     |         | 0     |
 | 966840 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 966841 | null     | null      | null    | unlabelled |         | 0     |
 | 966842 | null     | null      | null    | unlabelled |         | 0     |
 | 966843 | null     | null      | null    | unlabelled |         | 0     |
 | 966844 | null     | null      | null    | unlabelled |         | 0     |
 | 966845 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#