here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-04-10 07:05:01.132
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 92918  | null     | null      | null    | unlabelled |         | 0     |
 | 92919  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 92920  | v1:4     | ethernet1 | 1.1.1.2 | 147575     |         | 0     |
 | 92921  | v1:4     | ethernet1 | 1.1.1.2 | 147576     |         | 0     |
 | 92922  | v1:4     | ethernet1 | 1.1.1.2 | 147577     |         | 0     |
 | 92923  | null     | null      | null    | unlabelled |         | 0     |
 | 92924  | null     | null      | null    | unlabelled |         | 0     |
 | 92925  | null     | null      | null    | unlabelled |         | 0     |
 | 92926  | null     | null      | null    | unlabelled |         | 0     |
 | 92927  | null     | null      | null    | unlabelled |         | 0     |
 | 173680 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 370264 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 393168 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 515082 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 571399 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 655050 | null     | null      | null    | unlabelled |         | 0     |
 | 655051 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 655052 | v1:6     | ethernet1 | 1234::2 | 481266     |         | 0     |
 | 655053 | v1:6     | ethernet1 | 1234::2 | 481267     |         | 0     |
 | 655054 | v1:6     | ethernet1 | 1234::2 | 481268     |         | 0     |
 | 655055 | null     | null      | null    | unlabelled |         | 0     |
 | 655056 | null     | null      | null    | unlabelled |         | 0     |
 | 655057 | null     | null      | null    | unlabelled |         | 0     |
 | 655058 | null     | null      | null    | unlabelled |         | 0     |
 | 655059 | null     | null      | null    | unlabelled |         | 0     |
 | 708408 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 729608 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 775589 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 807480 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 868966 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-04-10 07:05:01.217
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 18585  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 99955  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 147573 | null     | null      | null    | unlabelled |         | 0     |
 | 147574 | v1:4     | ethernet1 | 1.1.1.1 | 92919      |         | 1280  |
 | 147575 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 147576 | v1:4     | ethernet2 | 1.1.2.3 | 764831     |         | 640   |
 | 147577 | v1:4     | ethernet2 | 1.1.2.3 | 764832     |         | 640   |
 | 147578 | null     | null      | null    | unlabelled |         | 0     |
 | 147579 | null     | null      | null    | unlabelled |         | 0     |
 | 147580 | null     | null      | null    | unlabelled |         | 0     |
 | 147581 | null     | null      | null    | unlabelled |         | 0     |
 | 147582 | null     | null      | null    | unlabelled |         | 0     |
 | 214721 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 238992 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 242468 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 322713 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 380573 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 481264 | null     | null      | null    | unlabelled |         | 0     |
 | 481265 | v1:6     | ethernet1 | 1234::1 | 655051     |         | 1280  |
 | 481266 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 481267 | v1:6     | ethernet2 | 1235::3 | 749111     |         | 640   |
 | 481268 | v1:6     | ethernet2 | 1235::3 | 749112     |         | 640   |
 | 481269 | null     | null      | null    | unlabelled |         | 0     |
 | 481270 | null     | null      | null    | unlabelled |         | 0     |
 | 481271 | null     | null      | null    | unlabelled |         | 0     |
 | 481272 | null     | null      | null    | unlabelled |         | 0     |
 | 481273 | null     | null      | null    | unlabelled |         | 0     |
 | 494841 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 669422 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 685755 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 812661 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 914599 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-04-10 07:05:01.330
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 50140  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 118058 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 297003 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 298721 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 503635 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 707374 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 749108 | null     | null      | null    | unlabelled |         | 0     |
 | 749109 | v1:6     | ethernet1 | 1235::2 | 481265     |         | 640   |
 | 749110 | v1:6     | ethernet1 | 1235::2 | 481266     |         | 640   |
 | 749111 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 749112 | v1:6     | ethernet2 | 1236::4 | 525146     |         | 1280  |
 | 749113 | null     | null      | null    | unlabelled |         | 0     |
 | 749114 | null     | null      | null    | unlabelled |         | 0     |
 | 749115 | null     | null      | null    | unlabelled |         | 0     |
 | 749116 | null     | null      | null    | unlabelled |         | 0     |
 | 749117 | null     | null      | null    | unlabelled |         | 0     |
 | 764828 | null     | null      | null    | unlabelled |         | 0     |
 | 764829 | v1:4     | ethernet1 | 1.1.2.2 | 147574     |         | 640   |
 | 764830 | v1:4     | ethernet1 | 1.1.2.2 | 147575     |         | 640   |
 | 764831 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 764832 | v1:4     | ethernet2 | 1.1.3.4 | 912563     |         | 1280  |
 | 764833 | null     | null      | null    | unlabelled |         | 0     |
 | 764834 | null     | null      | null    | unlabelled |         | 0     |
 | 764835 | null     | null      | null    | unlabelled |         | 0     |
 | 764836 | null     | null      | null    | unlabelled |         | 0     |
 | 764837 | null     | null      | null    | unlabelled |         | 0     |
 | 790243 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 792105 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 844792 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 922181 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 930861 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 953935 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-04-10 07:05:01.447
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 90669  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 138775 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 241604 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 251803 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 275250 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 353096 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 525142 | null     | null      | null    | unlabelled |         | 0     |
 | 525143 | v1:6     | ethernet1 | 1236::3 | 749109     |         | 0     |
 | 525144 | v1:6     | ethernet1 | 1236::3 | 749110     |         | 0     |
 | 525145 | v1:6     | ethernet1 | 1236::3 | 749111     |         | 0     |
 | 525146 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 525147 | null     | null      | null    | unlabelled |         | 0     |
 | 525148 | null     | null      | null    | unlabelled |         | 0     |
 | 525149 | null     | null      | null    | unlabelled |         | 0     |
 | 525150 | null     | null      | null    | unlabelled |         | 0     |
 | 525151 | null     | null      | null    | unlabelled |         | 0     |
 | 622523 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 793890 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 825516 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 906985 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 912559 | null     | null      | null    | unlabelled |         | 0     |
 | 912560 | v1:4     | ethernet1 | 1.1.3.3 | 764829     |         | 0     |
 | 912561 | v1:4     | ethernet1 | 1.1.3.3 | 764830     |         | 0     |
 | 912562 | v1:4     | ethernet1 | 1.1.3.3 | 764831     |         | 0     |
 | 912563 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 912564 | null     | null      | null    | unlabelled |         | 0     |
 | 912565 | null     | null      | null    | unlabelled |         | 0     |
 | 912566 | null     | null      | null    | unlabelled |         | 0     |
 | 912567 | null     | null      | null    | unlabelled |         | 0     |
 | 912568 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#