here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2023-07-17 04:19:36.755
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 149591 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 205838 | null     | null      | null    | unlabelled |         | 0     |
 | 205839 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 205840 | v1:4     | ethernet1 | 1.1.1.2 | 322453     |         | 0     |
 | 205841 | v1:4     | ethernet1 | 1.1.1.2 | 322454     |         | 0     |
 | 205842 | v1:4     | ethernet1 | 1.1.1.2 | 322455     |         | 0     |
 | 205843 | null     | null      | null    | unlabelled |         | 0     |
 | 205844 | null     | null      | null    | unlabelled |         | 0     |
 | 205845 | null     | null      | null    | unlabelled |         | 0     |
 | 205846 | null     | null      | null    | unlabelled |         | 0     |
 | 205847 | null     | null      | null    | unlabelled |         | 0     |
 | 224572 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 339327 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 461038 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 466127 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 483404 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 591643 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 653748 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 713634 | null     | null      | null    | unlabelled |         | 0     |
 | 713635 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 713636 | v1:6     | ethernet1 | 1234::2 | 396886     |         | 0     |
 | 713637 | v1:6     | ethernet1 | 1234::2 | 396887     |         | 0     |
 | 713638 | v1:6     | ethernet1 | 1234::2 | 396888     |         | 0     |
 | 713639 | null     | null      | null    | unlabelled |         | 0     |
 | 713640 | null     | null      | null    | unlabelled |         | 0     |
 | 713641 | null     | null      | null    | unlabelled |         | 0     |
 | 713642 | null     | null      | null    | unlabelled |         | 0     |
 | 713643 | null     | null      | null    | unlabelled |         | 0     |
 | 715147 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 890170 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2023-07-17 04:19:36.853
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 5996   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 162211 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 180344 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 274519 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 298557 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 322451 | null     | null      | null    | unlabelled |         | 0     |
 | 322452 | v1:4     | ethernet1 | 1.1.1.1 | 205839     |         | 1280  |
 | 322453 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 322454 | v1:4     | ethernet2 | 1.1.2.3 | 487259     |         | 640   |
 | 322455 | v1:4     | ethernet2 | 1.1.2.3 | 487260     |         | 640   |
 | 322456 | null     | null      | null    | unlabelled |         | 0     |
 | 322457 | null     | null      | null    | unlabelled |         | 0     |
 | 322458 | null     | null      | null    | unlabelled |         | 0     |
 | 322459 | null     | null      | null    | unlabelled |         | 0     |
 | 322460 | null     | null      | null    | unlabelled |         | 0     |
 | 391045 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 396884 | null     | null      | null    | unlabelled |         | 0     |
 | 396885 | v1:6     | ethernet1 | 1234::1 | 713635     |         | 1280  |
 | 396886 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 396887 | v1:6     | ethernet2 | 1235::3 | 81364      |         | 640   |
 | 396888 | v1:6     | ethernet2 | 1235::3 | 81365      |         | 640   |
 | 396889 | null     | null      | null    | unlabelled |         | 0     |
 | 396890 | null     | null      | null    | unlabelled |         | 0     |
 | 396891 | null     | null      | null    | unlabelled |         | 0     |
 | 396892 | null     | null      | null    | unlabelled |         | 0     |
 | 396893 | null     | null      | null    | unlabelled |         | 0     |
 | 432026 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 449849 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 683374 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 739831 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 788271 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 860811 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2023-07-17 04:19:36.954
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 55661  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 63756  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 69408  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 81361  | null     | null      | null    | unlabelled |         | 0     |
 | 81362  | v1:6     | ethernet1 | 1235::2 | 396885     |         | 640   |
 | 81363  | v1:6     | ethernet1 | 1235::2 | 396886     |         | 640   |
 | 81364  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 81365  | v1:6     | ethernet2 | 1236::4 | 318526     |         | 1280  |
 | 81366  | null     | null      | null    | unlabelled |         | 0     |
 | 81367  | null     | null      | null    | unlabelled |         | 0     |
 | 81368  | null     | null      | null    | unlabelled |         | 0     |
 | 81369  | null     | null      | null    | unlabelled |         | 0     |
 | 81370  | null     | null      | null    | unlabelled |         | 0     |
 | 309855 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 359663 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 362098 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 487256 | null     | null      | null    | unlabelled |         | 0     |
 | 487257 | v1:4     | ethernet1 | 1.1.2.2 | 322452     |         | 640   |
 | 487258 | v1:4     | ethernet1 | 1.1.2.2 | 322453     |         | 640   |
 | 487259 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 487260 | v1:4     | ethernet2 | 1.1.3.4 | 367923     |         | 1280  |
 | 487261 | null     | null      | null    | unlabelled |         | 0     |
 | 487262 | null     | null      | null    | unlabelled |         | 0     |
 | 487263 | null     | null      | null    | unlabelled |         | 0     |
 | 487264 | null     | null      | null    | unlabelled |         | 0     |
 | 487265 | null     | null      | null    | unlabelled |         | 0     |
 | 552079 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 660470 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 715364 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 725235 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 775101 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 919249 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2023-07-17 04:19:37.062
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 18305   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 56822   | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 70197   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 160518  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 318522  | null     | null      | null    | unlabelled |         | 0     |
 | 318523  | v1:6     | ethernet1 | 1236::3 | 81362      |         | 0     |
 | 318524  | v1:6     | ethernet1 | 1236::3 | 81363      |         | 0     |
 | 318525  | v1:6     | ethernet1 | 1236::3 | 81364      |         | 0     |
 | 318526  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 318527  | null     | null      | null    | unlabelled |         | 0     |
 | 318528  | null     | null      | null    | unlabelled |         | 0     |
 | 318529  | null     | null      | null    | unlabelled |         | 0     |
 | 318530  | null     | null      | null    | unlabelled |         | 0     |
 | 318531  | null     | null      | null    | unlabelled |         | 0     |
 | 367919  | null     | null      | null    | unlabelled |         | 0     |
 | 367920  | v1:4     | ethernet1 | 1.1.3.3 | 487257     |         | 0     |
 | 367921  | v1:4     | ethernet1 | 1.1.3.3 | 487258     |         | 0     |
 | 367922  | v1:4     | ethernet1 | 1.1.3.3 | 487259     |         | 0     |
 | 367923  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 367924  | null     | null      | null    | unlabelled |         | 0     |
 | 367925  | null     | null      | null    | unlabelled |         | 0     |
 | 367926  | null     | null      | null    | unlabelled |         | 0     |
 | 367927  | null     | null      | null    | unlabelled |         | 0     |
 | 367928  | null     | null      | null    | unlabelled |         | 0     |
 | 498517  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 642995  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 705666  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 821928  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 858881  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1029654 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#