here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-02-27 10:42:48.039
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 6471   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 7826   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 86336  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 132678 | null     | null      | null    | unlabelled |         | 0     |
 | 132679 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 132680 | v1:6     | ethernet1 | 1234::2 | 744761     |         | 0     |
 | 132681 | v1:6     | ethernet1 | 1234::2 | 744762     |         | 0     |
 | 132682 | v1:6     | ethernet1 | 1234::2 | 744763     |         | 0     |
 | 132683 | null     | null      | null    | unlabelled |         | 0     |
 | 132684 | null     | null      | null    | unlabelled |         | 0     |
 | 132685 | null     | null      | null    | unlabelled |         | 0     |
 | 132686 | null     | null      | null    | unlabelled |         | 0     |
 | 132687 | null     | null      | null    | unlabelled |         | 0     |
 | 221400 | null     | null      | null    | unlabelled |         | 0     |
 | 221401 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 221402 | v1:4     | ethernet1 | 1.1.1.2 | 37278      |         | 0     |
 | 221403 | v1:4     | ethernet1 | 1.1.1.2 | 37279      |         | 0     |
 | 221404 | v1:4     | ethernet1 | 1.1.1.2 | 37280      |         | 0     |
 | 221405 | null     | null      | null    | unlabelled |         | 0     |
 | 221406 | null     | null      | null    | unlabelled |         | 0     |
 | 221407 | null     | null      | null    | unlabelled |         | 0     |
 | 221408 | null     | null      | null    | unlabelled |         | 0     |
 | 221409 | null     | null      | null    | unlabelled |         | 0     |
 | 244695 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 306654 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 438850 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 569412 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 734629 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 777457 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 952680 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-02-27 10:42:48.136
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 37276   | null     | null      | null    | unlabelled |         | 0     |
 | 37277   | v1:4     | ethernet1 | 1.1.1.1 | 221401     |         | 1280  |
 | 37278   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 37279   | v1:4     | ethernet2 | 1.1.2.3 | 330903     |         | 640   |
 | 37280   | v1:4     | ethernet2 | 1.1.2.3 | 330904     |         | 640   |
 | 37281   | null     | null      | null    | unlabelled |         | 0     |
 | 37282   | null     | null      | null    | unlabelled |         | 0     |
 | 37283   | null     | null      | null    | unlabelled |         | 0     |
 | 37284   | null     | null      | null    | unlabelled |         | 0     |
 | 37285   | null     | null      | null    | unlabelled |         | 0     |
 | 84067   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 85535   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 95950   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 320628  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 352273  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 465018  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 548840  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 559525  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 614456  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 744759  | null     | null      | null    | unlabelled |         | 0     |
 | 744760  | v1:6     | ethernet1 | 1234::1 | 132679     |         | 1280  |
 | 744761  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 744762  | v1:6     | ethernet2 | 1235::3 | 206895     |         | 640   |
 | 744763  | v1:6     | ethernet2 | 1235::3 | 206896     |         | 640   |
 | 744764  | null     | null      | null    | unlabelled |         | 0     |
 | 744765  | null     | null      | null    | unlabelled |         | 0     |
 | 744766  | null     | null      | null    | unlabelled |         | 0     |
 | 744767  | null     | null      | null    | unlabelled |         | 0     |
 | 744768  | null     | null      | null    | unlabelled |         | 0     |
 | 837694  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 901491  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1037605 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-02-27 10:42:48.242
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 80442  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 128428 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 206892 | null     | null      | null    | unlabelled |         | 0     |
 | 206893 | v1:6     | ethernet1 | 1235::2 | 744760     |         | 640   |
 | 206894 | v1:6     | ethernet1 | 1235::2 | 744761     |         | 640   |
 | 206895 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 206896 | v1:6     | ethernet2 | 1236::4 | 718666     |         | 1280  |
 | 206897 | null     | null      | null    | unlabelled |         | 0     |
 | 206898 | null     | null      | null    | unlabelled |         | 0     |
 | 206899 | null     | null      | null    | unlabelled |         | 0     |
 | 206900 | null     | null      | null    | unlabelled |         | 0     |
 | 206901 | null     | null      | null    | unlabelled |         | 0     |
 | 279399 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 330900 | null     | null      | null    | unlabelled |         | 0     |
 | 330901 | v1:4     | ethernet1 | 1.1.2.2 | 37277      |         | 640   |
 | 330902 | v1:4     | ethernet1 | 1.1.2.2 | 37278      |         | 640   |
 | 330903 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 330904 | v1:4     | ethernet2 | 1.1.3.4 | 546322     |         | 1280  |
 | 330905 | null     | null      | null    | unlabelled |         | 0     |
 | 330906 | null     | null      | null    | unlabelled |         | 0     |
 | 330907 | null     | null      | null    | unlabelled |         | 0     |
 | 330908 | null     | null      | null    | unlabelled |         | 0     |
 | 330909 | null     | null      | null    | unlabelled |         | 0     |
 | 506299 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 559484 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 568105 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 604224 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 651754 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 653424 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 779455 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 832925 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 877184 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-02-27 10:42:48.357
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 5552    | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 200661  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 241128  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 311649  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 343020  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 416035  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 538964  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 541221  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 546318  | null     | null      | null    | unlabelled |         | 0     |
 | 546319  | v1:4     | ethernet1 | 1.1.3.3 | 330901     |         | 0     |
 | 546320  | v1:4     | ethernet1 | 1.1.3.3 | 330902     |         | 0     |
 | 546321  | v1:4     | ethernet1 | 1.1.3.3 | 330903     |         | 0     |
 | 546322  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 546323  | null     | null      | null    | unlabelled |         | 0     |
 | 546324  | null     | null      | null    | unlabelled |         | 0     |
 | 546325  | null     | null      | null    | unlabelled |         | 0     |
 | 546326  | null     | null      | null    | unlabelled |         | 0     |
 | 546327  | null     | null      | null    | unlabelled |         | 0     |
 | 718662  | null     | null      | null    | unlabelled |         | 0     |
 | 718663  | v1:6     | ethernet1 | 1236::3 | 206893     |         | 0     |
 | 718664  | v1:6     | ethernet1 | 1236::3 | 206894     |         | 0     |
 | 718665  | v1:6     | ethernet1 | 1236::3 | 206895     |         | 0     |
 | 718666  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 718667  | null     | null      | null    | unlabelled |         | 0     |
 | 718668  | null     | null      | null    | unlabelled |         | 0     |
 | 718669  | null     | null      | null    | unlabelled |         | 0     |
 | 718670  | null     | null      | null    | unlabelled |         | 0     |
 | 718671  | null     | null      | null    | unlabelled |         | 0     |
 | 730610  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1008565 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#