here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-08-22 08:39:00.691
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 15287  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 225037 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 325634 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 481359 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 710114 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 732222 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 742868 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 815994 | null     | null      | null    | unlabelled |         | 0     |
 | 815995 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 815996 | v1:4     | ethernet1 | 1.1.1.2 | 426025     |         | 0     |
 | 815997 | v1:4     | ethernet1 | 1.1.1.2 | 426026     |         | 0     |
 | 815998 | v1:4     | ethernet1 | 1.1.1.2 | 426027     |         | 0     |
 | 815999 | null     | null      | null    | unlabelled |         | 0     |
 | 816000 | null     | null      | null    | unlabelled |         | 0     |
 | 816001 | null     | null      | null    | unlabelled |         | 0     |
 | 816002 | null     | null      | null    | unlabelled |         | 0     |
 | 816003 | null     | null      | null    | unlabelled |         | 0     |
 | 915663 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 954425 | null     | null      | null    | unlabelled |         | 0     |
 | 954426 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 954427 | v1:6     | ethernet1 | 1234::2 | 786575     |         | 0     |
 | 954428 | v1:6     | ethernet1 | 1234::2 | 786576     |         | 0     |
 | 954429 | v1:6     | ethernet1 | 1234::2 | 786577     |         | 0     |
 | 954430 | null     | null      | null    | unlabelled |         | 0     |
 | 954431 | null     | null      | null    | unlabelled |         | 0     |
 | 954432 | null     | null      | null    | unlabelled |         | 0     |
 | 954433 | null     | null      | null    | unlabelled |         | 0     |
 | 954434 | null     | null      | null    | unlabelled |         | 0     |
 | 983859 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 999751 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-08-22 08:39:00.807
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 12263   | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 37001   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 106440  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 173523  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 248425  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 248916  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 249311  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 426023  | null     | null      | null    | unlabelled |         | 0     |
 | 426024  | v1:4     | ethernet1 | 1.1.1.1 | 815995     |         | 1280  |
 | 426025  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 426026  | v1:4     | ethernet2 | 1.1.2.3 | 82080      |         | 640   |
 | 426027  | v1:4     | ethernet2 | 1.1.2.3 | 82081      |         | 640   |
 | 426028  | null     | null      | null    | unlabelled |         | 0     |
 | 426029  | null     | null      | null    | unlabelled |         | 0     |
 | 426030  | null     | null      | null    | unlabelled |         | 0     |
 | 426031  | null     | null      | null    | unlabelled |         | 0     |
 | 426032  | null     | null      | null    | unlabelled |         | 0     |
 | 645266  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 709998  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 764384  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 786573  | null     | null      | null    | unlabelled |         | 0     |
 | 786574  | v1:6     | ethernet1 | 1234::1 | 954426     |         | 1280  |
 | 786575  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 786576  | v1:6     | ethernet2 | 1235::3 | 385371     |         | 640   |
 | 786577  | v1:6     | ethernet2 | 1235::3 | 385372     |         | 640   |
 | 786578  | null     | null      | null    | unlabelled |         | 0     |
 | 786579  | null     | null      | null    | unlabelled |         | 0     |
 | 786580  | null     | null      | null    | unlabelled |         | 0     |
 | 786581  | null     | null      | null    | unlabelled |         | 0     |
 | 786582  | null     | null      | null    | unlabelled |         | 0     |
 | 952640  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1011488 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-08-22 08:39:00.913
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 82077   | null     | null      | null    | unlabelled |         | 0     |
 | 82078   | v1:4     | ethernet1 | 1.1.2.2 | 426024     |         | 640   |
 | 82079   | v1:4     | ethernet1 | 1.1.2.2 | 426025     |         | 640   |
 | 82080   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 82081   | v1:4     | ethernet2 | 1.1.3.4 | 963740     |         | 1280  |
 | 82082   | null     | null      | null    | unlabelled |         | 0     |
 | 82083   | null     | null      | null    | unlabelled |         | 0     |
 | 82084   | null     | null      | null    | unlabelled |         | 0     |
 | 82085   | null     | null      | null    | unlabelled |         | 0     |
 | 82086   | null     | null      | null    | unlabelled |         | 0     |
 | 91434   | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 104307  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 195417  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 249954  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 332116  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 385368  | null     | null      | null    | unlabelled |         | 0     |
 | 385369  | v1:6     | ethernet1 | 1235::2 | 786574     |         | 640   |
 | 385370  | v1:6     | ethernet1 | 1235::2 | 786575     |         | 640   |
 | 385371  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 385372  | v1:6     | ethernet2 | 1236::4 | 921547     |         | 1280  |
 | 385373  | null     | null      | null    | unlabelled |         | 0     |
 | 385374  | null     | null      | null    | unlabelled |         | 0     |
 | 385375  | null     | null      | null    | unlabelled |         | 0     |
 | 385376  | null     | null      | null    | unlabelled |         | 0     |
 | 385377  | null     | null      | null    | unlabelled |         | 0     |
 | 408649  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 465068  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 525857  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 591127  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 782955  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 855222  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1040631 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-08-22 08:39:01.006
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 34205   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 161365  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 163604  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 194095  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 571784  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 892413  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 916065  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 921543  | null     | null      | null    | unlabelled |         | 0     |
 | 921544  | v1:6     | ethernet1 | 1236::3 | 385369     |         | 0     |
 | 921545  | v1:6     | ethernet1 | 1236::3 | 385370     |         | 0     |
 | 921546  | v1:6     | ethernet1 | 1236::3 | 385371     |         | 0     |
 | 921547  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 921548  | null     | null      | null    | unlabelled |         | 0     |
 | 921549  | null     | null      | null    | unlabelled |         | 0     |
 | 921550  | null     | null      | null    | unlabelled |         | 0     |
 | 921551  | null     | null      | null    | unlabelled |         | 0     |
 | 921552  | null     | null      | null    | unlabelled |         | 0     |
 | 962409  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 963736  | null     | null      | null    | unlabelled |         | 0     |
 | 963737  | v1:4     | ethernet1 | 1.1.3.3 | 82078      |         | 0     |
 | 963738  | v1:4     | ethernet1 | 1.1.3.3 | 82079      |         | 0     |
 | 963739  | v1:4     | ethernet1 | 1.1.3.3 | 82080      |         | 0     |
 | 963740  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 963741  | null     | null      | null    | unlabelled |         | 0     |
 | 963742  | null     | null      | null    | unlabelled |         | 0     |
 | 963743  | null     | null      | null    | unlabelled |         | 0     |
 | 963744  | null     | null      | null    | unlabelled |         | 0     |
 | 963745  | null     | null      | null    | unlabelled |         | 0     |
 | 1027661 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1039697 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#