here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-03-21 20:03:49.935
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 145847 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 350339 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 420402 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 447951 | null     | null      | null    | unlabelled |         | 0     |
 | 447952 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 447953 | v1:4     | ethernet1 | 1.1.1.2 | 57138      |         | 0     |
 | 447954 | v1:4     | ethernet1 | 1.1.1.2 | 57139      |         | 0     |
 | 447955 | v1:4     | ethernet1 | 1.1.1.2 | 57140      |         | 0     |
 | 447956 | null     | null      | null    | unlabelled |         | 0     |
 | 447957 | null     | null      | null    | unlabelled |         | 0     |
 | 447958 | null     | null      | null    | unlabelled |         | 0     |
 | 447959 | null     | null      | null    | unlabelled |         | 0     |
 | 447960 | null     | null      | null    | unlabelled |         | 0     |
 | 449261 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 505287 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 602455 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 614283 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 636944 | null     | null      | null    | unlabelled |         | 0     |
 | 636945 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 636946 | v1:6     | ethernet1 | 1234::2 | 126644     |         | 0     |
 | 636947 | v1:6     | ethernet1 | 1234::2 | 126645     |         | 0     |
 | 636948 | v1:6     | ethernet1 | 1234::2 | 126646     |         | 0     |
 | 636949 | null     | null      | null    | unlabelled |         | 0     |
 | 636950 | null     | null      | null    | unlabelled |         | 0     |
 | 636951 | null     | null      | null    | unlabelled |         | 0     |
 | 636952 | null     | null      | null    | unlabelled |         | 0     |
 | 636953 | null     | null      | null    | unlabelled |         | 0     |
 | 787092 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 793353 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 998703 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-03-21 20:03:50.038
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 57136  | null     | null      | null    | unlabelled |         | 0     |
 | 57137  | v1:4     | ethernet1 | 1.1.1.1 | 447952     |         | 1280  |
 | 57138  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 57139  | v1:4     | ethernet2 | 1.1.2.3 | 887569     |         | 640   |
 | 57140  | v1:4     | ethernet2 | 1.1.2.3 | 887570     |         | 640   |
 | 57141  | null     | null      | null    | unlabelled |         | 0     |
 | 57142  | null     | null      | null    | unlabelled |         | 0     |
 | 57143  | null     | null      | null    | unlabelled |         | 0     |
 | 57144  | null     | null      | null    | unlabelled |         | 0     |
 | 57145  | null     | null      | null    | unlabelled |         | 0     |
 | 126642 | null     | null      | null    | unlabelled |         | 0     |
 | 126643 | v1:6     | ethernet1 | 1234::1 | 636945     |         | 1280  |
 | 126644 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 126645 | v1:6     | ethernet2 | 1235::3 | 734893     |         | 640   |
 | 126646 | v1:6     | ethernet2 | 1235::3 | 734894     |         | 640   |
 | 126647 | null     | null      | null    | unlabelled |         | 0     |
 | 126648 | null     | null      | null    | unlabelled |         | 0     |
 | 126649 | null     | null      | null    | unlabelled |         | 0     |
 | 126650 | null     | null      | null    | unlabelled |         | 0     |
 | 126651 | null     | null      | null    | unlabelled |         | 0     |
 | 156329 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 209362 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 316419 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 450009 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 501957 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 522725 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 653513 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 694818 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 761683 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 850305 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 892227 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 905396 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-03-21 20:03:50.142
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 84780  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 124486 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 147633 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 236886 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 323722 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 533521 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 734890 | null     | null      | null    | unlabelled |         | 0     |
 | 734891 | v1:6     | ethernet1 | 1235::2 | 126643     |         | 640   |
 | 734892 | v1:6     | ethernet1 | 1235::2 | 126644     |         | 640   |
 | 734893 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 734894 | v1:6     | ethernet2 | 1236::4 | 782038     |         | 1280  |
 | 734895 | null     | null      | null    | unlabelled |         | 0     |
 | 734896 | null     | null      | null    | unlabelled |         | 0     |
 | 734897 | null     | null      | null    | unlabelled |         | 0     |
 | 734898 | null     | null      | null    | unlabelled |         | 0     |
 | 734899 | null     | null      | null    | unlabelled |         | 0     |
 | 772558 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 795974 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 798977 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 818260 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 887566 | null     | null      | null    | unlabelled |         | 0     |
 | 887567 | v1:4     | ethernet1 | 1.1.2.2 | 57137      |         | 640   |
 | 887568 | v1:4     | ethernet1 | 1.1.2.2 | 57138      |         | 640   |
 | 887569 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 887570 | v1:4     | ethernet2 | 1.1.3.4 | 697337     |         | 1280  |
 | 887571 | null     | null      | null    | unlabelled |         | 0     |
 | 887572 | null     | null      | null    | unlabelled |         | 0     |
 | 887573 | null     | null      | null    | unlabelled |         | 0     |
 | 887574 | null     | null      | null    | unlabelled |         | 0     |
 | 887575 | null     | null      | null    | unlabelled |         | 0     |
 | 912891 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 976380 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-03-21 20:03:50.244
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 3479   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 87018  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 142829 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 205798 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 225838 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 266786 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 456650 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 579529 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 697333 | null     | null      | null    | unlabelled |         | 0     |
 | 697334 | v1:4     | ethernet1 | 1.1.3.3 | 887567     |         | 0     |
 | 697335 | v1:4     | ethernet1 | 1.1.3.3 | 887568     |         | 0     |
 | 697336 | v1:4     | ethernet1 | 1.1.3.3 | 887569     |         | 0     |
 | 697337 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 697338 | null     | null      | null    | unlabelled |         | 0     |
 | 697339 | null     | null      | null    | unlabelled |         | 0     |
 | 697340 | null     | null      | null    | unlabelled |         | 0     |
 | 697341 | null     | null      | null    | unlabelled |         | 0     |
 | 697342 | null     | null      | null    | unlabelled |         | 0     |
 | 740699 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 782034 | null     | null      | null    | unlabelled |         | 0     |
 | 782035 | v1:6     | ethernet1 | 1236::3 | 734891     |         | 0     |
 | 782036 | v1:6     | ethernet1 | 1236::3 | 734892     |         | 0     |
 | 782037 | v1:6     | ethernet1 | 1236::3 | 734893     |         | 0     |
 | 782038 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 782039 | null     | null      | null    | unlabelled |         | 0     |
 | 782040 | null     | null      | null    | unlabelled |         | 0     |
 | 782041 | null     | null      | null    | unlabelled |         | 0     |
 | 782042 | null     | null      | null    | unlabelled |         | 0     |
 | 782043 | null     | null      | null    | unlabelled |         | 0     |
 | 927554 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#