here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-05-15 01:30:05.694
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 132518 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 170031 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 214511 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 316750 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 393938 | null     | null      | null    | unlabelled |         | 0     |
 | 393939 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 393940 | v1:6     | ethernet1 | 1234::2 | 415670     |         | 0     |
 | 393941 | v1:6     | ethernet1 | 1234::2 | 415671     |         | 0     |
 | 393942 | v1:6     | ethernet1 | 1234::2 | 415672     |         | 0     |
 | 393943 | null     | null      | null    | unlabelled |         | 0     |
 | 393944 | null     | null      | null    | unlabelled |         | 0     |
 | 393945 | null     | null      | null    | unlabelled |         | 0     |
 | 393946 | null     | null      | null    | unlabelled |         | 0     |
 | 393947 | null     | null      | null    | unlabelled |         | 0     |
 | 471941 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 525326 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 530952 | null     | null      | null    | unlabelled |         | 0     |
 | 530953 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 530954 | v1:4     | ethernet1 | 1.1.1.2 | 725264     |         | 0     |
 | 530955 | v1:4     | ethernet1 | 1.1.1.2 | 725265     |         | 0     |
 | 530956 | v1:4     | ethernet1 | 1.1.1.2 | 725266     |         | 0     |
 | 530957 | null     | null      | null    | unlabelled |         | 0     |
 | 530958 | null     | null      | null    | unlabelled |         | 0     |
 | 530959 | null     | null      | null    | unlabelled |         | 0     |
 | 530960 | null     | null      | null    | unlabelled |         | 0     |
 | 530961 | null     | null      | null    | unlabelled |         | 0     |
 | 585923 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 640699 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 685111 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 867222 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-05-15 01:30:05.785
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 59028   | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 74769   | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 79743   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 187242  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 202022  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 333899  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 415668  | null     | null      | null    | unlabelled |         | 0     |
 | 415669  | v1:6     | ethernet1 | 1234::1 | 393939     |         | 1280  |
 | 415670  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 415671  | v1:6     | ethernet2 | 1235::3 | 915252     |         | 640   |
 | 415672  | v1:6     | ethernet2 | 1235::3 | 915253     |         | 640   |
 | 415673  | null     | null      | null    | unlabelled |         | 0     |
 | 415674  | null     | null      | null    | unlabelled |         | 0     |
 | 415675  | null     | null      | null    | unlabelled |         | 0     |
 | 415676  | null     | null      | null    | unlabelled |         | 0     |
 | 415677  | null     | null      | null    | unlabelled |         | 0     |
 | 491742  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 497894  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 670017  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 725262  | null     | null      | null    | unlabelled |         | 0     |
 | 725263  | v1:4     | ethernet1 | 1.1.1.1 | 530953     |         | 1280  |
 | 725264  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 725265  | v1:4     | ethernet2 | 1.1.2.3 | 269505     |         | 640   |
 | 725266  | v1:4     | ethernet2 | 1.1.2.3 | 269506     |         | 640   |
 | 725267  | null     | null      | null    | unlabelled |         | 0     |
 | 725268  | null     | null      | null    | unlabelled |         | 0     |
 | 725269  | null     | null      | null    | unlabelled |         | 0     |
 | 725270  | null     | null      | null    | unlabelled |         | 0     |
 | 725271  | null     | null      | null    | unlabelled |         | 0     |
 | 806297  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 913907  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1015111 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-05-15 01:30:05.890
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 6131   | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 43041  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 255446 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 269502 | null     | null      | null    | unlabelled |         | 0     |
 | 269503 | v1:4     | ethernet1 | 1.1.2.2 | 725263     |         | 640   |
 | 269504 | v1:4     | ethernet1 | 1.1.2.2 | 725264     |         | 640   |
 | 269505 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 269506 | v1:4     | ethernet2 | 1.1.3.4 | 517106     |         | 1280  |
 | 269507 | null     | null      | null    | unlabelled |         | 0     |
 | 269508 | null     | null      | null    | unlabelled |         | 0     |
 | 269509 | null     | null      | null    | unlabelled |         | 0     |
 | 269510 | null     | null      | null    | unlabelled |         | 0     |
 | 269511 | null     | null      | null    | unlabelled |         | 0     |
 | 330792 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 399064 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 417488 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 521507 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 531142 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 543585 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 768064 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 832218 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 865673 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 915249 | null     | null      | null    | unlabelled |         | 0     |
 | 915250 | v1:6     | ethernet1 | 1235::2 | 415669     |         | 640   |
 | 915251 | v1:6     | ethernet1 | 1235::2 | 415670     |         | 640   |
 | 915252 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 915253 | v1:6     | ethernet2 | 1236::4 | 484693     |         | 1280  |
 | 915254 | null     | null      | null    | unlabelled |         | 0     |
 | 915255 | null     | null      | null    | unlabelled |         | 0     |
 | 915256 | null     | null      | null    | unlabelled |         | 0     |
 | 915257 | null     | null      | null    | unlabelled |         | 0     |
 | 915258 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-05-15 01:30:05.990
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 105073 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 212284 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 226377 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 286990 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 323540 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 484689 | null     | null      | null    | unlabelled |         | 0     |
 | 484690 | v1:6     | ethernet1 | 1236::3 | 915250     |         | 0     |
 | 484691 | v1:6     | ethernet1 | 1236::3 | 915251     |         | 0     |
 | 484692 | v1:6     | ethernet1 | 1236::3 | 915252     |         | 0     |
 | 484693 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 484694 | null     | null      | null    | unlabelled |         | 0     |
 | 484695 | null     | null      | null    | unlabelled |         | 0     |
 | 484696 | null     | null      | null    | unlabelled |         | 0     |
 | 484697 | null     | null      | null    | unlabelled |         | 0     |
 | 484698 | null     | null      | null    | unlabelled |         | 0     |
 | 517102 | null     | null      | null    | unlabelled |         | 0     |
 | 517103 | v1:4     | ethernet1 | 1.1.3.3 | 269503     |         | 0     |
 | 517104 | v1:4     | ethernet1 | 1.1.3.3 | 269504     |         | 0     |
 | 517105 | v1:4     | ethernet1 | 1.1.3.3 | 269505     |         | 0     |
 | 517106 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 517107 | null     | null      | null    | unlabelled |         | 0     |
 | 517108 | null     | null      | null    | unlabelled |         | 0     |
 | 517109 | null     | null      | null    | unlabelled |         | 0     |
 | 517110 | null     | null      | null    | unlabelled |         | 0     |
 | 517111 | null     | null      | null    | unlabelled |         | 0     |
 | 554763 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 566716 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 668869 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 682222 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 880490 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#