here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-03-31 23:02:47.970
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 335088 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 406073 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 429616 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 461256 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 554319 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 580293 | null     | null      | null    | unlabelled |         | 0     |
 | 580294 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 580295 | v1:6     | ethernet1 | 1234::2 | 907080     |         | 0     |
 | 580296 | v1:6     | ethernet1 | 1234::2 | 907081     |         | 0     |
 | 580297 | v1:6     | ethernet1 | 1234::2 | 907082     |         | 0     |
 | 580298 | null     | null      | null    | unlabelled |         | 0     |
 | 580299 | null     | null      | null    | unlabelled |         | 0     |
 | 580300 | null     | null      | null    | unlabelled |         | 0     |
 | 580301 | null     | null      | null    | unlabelled |         | 0     |
 | 580302 | null     | null      | null    | unlabelled |         | 0     |
 | 740052 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 776852 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 784906 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 789818 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 803619 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 865570 | null     | null      | null    | unlabelled |         | 0     |
 | 865571 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 865572 | v1:4     | ethernet1 | 1.1.1.2 | 1006462    |         | 0     |
 | 865573 | v1:4     | ethernet1 | 1.1.1.2 | 1006463    |         | 0     |
 | 865574 | v1:4     | ethernet1 | 1.1.1.2 | 1006464    |         | 0     |
 | 865575 | null     | null      | null    | unlabelled |         | 0     |
 | 865576 | null     | null      | null    | unlabelled |         | 0     |
 | 865577 | null     | null      | null    | unlabelled |         | 0     |
 | 865578 | null     | null      | null    | unlabelled |         | 0     |
 | 865579 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-03-31 23:02:48.070
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 64789   | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 349518  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 464860  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 577757  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 598744  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 616352  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 655075  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 679124  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 725141  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 777125  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 907078  | null     | null      | null    | unlabelled |         | 0     |
 | 907079  | v1:6     | ethernet1 | 1234::1 | 580294     |         | 1280  |
 | 907080  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 907081  | v1:6     | ethernet2 | 1235::3 | 358441     |         | 640   |
 | 907082  | v1:6     | ethernet2 | 1235::3 | 358442     |         | 640   |
 | 907083  | null     | null      | null    | unlabelled |         | 0     |
 | 907084  | null     | null      | null    | unlabelled |         | 0     |
 | 907085  | null     | null      | null    | unlabelled |         | 0     |
 | 907086  | null     | null      | null    | unlabelled |         | 0     |
 | 907087  | null     | null      | null    | unlabelled |         | 0     |
 | 939158  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 948158  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1006460 | null     | null      | null    | unlabelled |         | 0     |
 | 1006461 | v1:4     | ethernet1 | 1.1.1.1 | 865571     |         | 1280  |
 | 1006462 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1006463 | v1:4     | ethernet2 | 1.1.2.3 | 448591     |         | 640   |
 | 1006464 | v1:4     | ethernet2 | 1.1.2.3 | 448592     |         | 640   |
 | 1006465 | null     | null      | null    | unlabelled |         | 0     |
 | 1006466 | null     | null      | null    | unlabelled |         | 0     |
 | 1006467 | null     | null      | null    | unlabelled |         | 0     |
 | 1006468 | null     | null      | null    | unlabelled |         | 0     |
 | 1006469 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-03-31 23:02:48.171
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 165377 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 184601 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 235598 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 289013 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 298475 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 358438 | null     | null      | null    | unlabelled |         | 0     |
 | 358439 | v1:6     | ethernet1 | 1235::2 | 907079     |         | 640   |
 | 358440 | v1:6     | ethernet1 | 1235::2 | 907080     |         | 640   |
 | 358441 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 358442 | v1:6     | ethernet2 | 1236::4 | 960834     |         | 1280  |
 | 358443 | null     | null      | null    | unlabelled |         | 0     |
 | 358444 | null     | null      | null    | unlabelled |         | 0     |
 | 358445 | null     | null      | null    | unlabelled |         | 0     |
 | 358446 | null     | null      | null    | unlabelled |         | 0     |
 | 358447 | null     | null      | null    | unlabelled |         | 0     |
 | 448588 | null     | null      | null    | unlabelled |         | 0     |
 | 448589 | v1:4     | ethernet1 | 1.1.2.2 | 1006461    |         | 640   |
 | 448590 | v1:4     | ethernet1 | 1.1.2.2 | 1006462    |         | 640   |
 | 448591 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 448592 | v1:4     | ethernet2 | 1.1.3.4 | 936142     |         | 1280  |
 | 448593 | null     | null      | null    | unlabelled |         | 0     |
 | 448594 | null     | null      | null    | unlabelled |         | 0     |
 | 448595 | null     | null      | null    | unlabelled |         | 0     |
 | 448596 | null     | null      | null    | unlabelled |         | 0     |
 | 448597 | null     | null      | null    | unlabelled |         | 0     |
 | 450043 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 496553 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 632470 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 726703 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 763788 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 854283 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 904294 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-03-31 23:02:48.283
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 18866  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 130488 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 450710 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 552199 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 614433 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 673332 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 735768 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 739320 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 839422 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 936138 | null     | null      | null    | unlabelled |         | 0     |
 | 936139 | v1:4     | ethernet1 | 1.1.3.3 | 448589     |         | 0     |
 | 936140 | v1:4     | ethernet1 | 1.1.3.3 | 448590     |         | 0     |
 | 936141 | v1:4     | ethernet1 | 1.1.3.3 | 448591     |         | 0     |
 | 936142 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 936143 | null     | null      | null    | unlabelled |         | 0     |
 | 936144 | null     | null      | null    | unlabelled |         | 0     |
 | 936145 | null     | null      | null    | unlabelled |         | 0     |
 | 936146 | null     | null      | null    | unlabelled |         | 0     |
 | 936147 | null     | null      | null    | unlabelled |         | 0     |
 | 960830 | null     | null      | null    | unlabelled |         | 0     |
 | 960831 | v1:6     | ethernet1 | 1236::3 | 358439     |         | 0     |
 | 960832 | v1:6     | ethernet1 | 1236::3 | 358440     |         | 0     |
 | 960833 | v1:6     | ethernet1 | 1236::3 | 358441     |         | 0     |
 | 960834 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 960835 | null     | null      | null    | unlabelled |         | 0     |
 | 960836 | null     | null      | null    | unlabelled |         | 0     |
 | 960837 | null     | null      | null    | unlabelled |         | 0     |
 | 960838 | null     | null      | null    | unlabelled |         | 0     |
 | 960839 | null     | null      | null    | unlabelled |         | 0     |
 | 990466 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#