here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2023-12-30 03:08:16.820
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 47015  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 95171  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 158531 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 224689 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 288437 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 296580 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 355117 | null     | null      | null    | unlabelled |         | 0     |
 | 355118 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 355119 | v1:6     | ethernet1 | 1234::2 | 19570      |         | 0     |
 | 355120 | v1:6     | ethernet1 | 1234::2 | 19571      |         | 0     |
 | 355121 | v1:6     | ethernet1 | 1234::2 | 19572      |         | 0     |
 | 355122 | null     | null      | null    | unlabelled |         | 0     |
 | 355123 | null     | null      | null    | unlabelled |         | 0     |
 | 355124 | null     | null      | null    | unlabelled |         | 0     |
 | 355125 | null     | null      | null    | unlabelled |         | 0     |
 | 355126 | null     | null      | null    | unlabelled |         | 0     |
 | 773707 | null     | null      | null    | unlabelled |         | 0     |
 | 773708 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 773709 | v1:4     | ethernet1 | 1.1.1.2 | 551126     |         | 0     |
 | 773710 | v1:4     | ethernet1 | 1.1.1.2 | 551127     |         | 0     |
 | 773711 | v1:4     | ethernet1 | 1.1.1.2 | 551128     |         | 0     |
 | 773712 | null     | null      | null    | unlabelled |         | 0     |
 | 773713 | null     | null      | null    | unlabelled |         | 0     |
 | 773714 | null     | null      | null    | unlabelled |         | 0     |
 | 773715 | null     | null      | null    | unlabelled |         | 0     |
 | 773716 | null     | null      | null    | unlabelled |         | 0     |
 | 775898 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 791451 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 946572 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 971245 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2023-12-30 03:08:16.928
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 19568  | null     | null      | null    | unlabelled |         | 0     |
 | 19569  | v1:6     | ethernet1 | 1234::1 | 355118     |         | 1280  |
 | 19570  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 19571  | v1:6     | ethernet2 | 1235::3 | 477917     |         | 640   |
 | 19572  | v1:6     | ethernet2 | 1235::3 | 477918     |         | 640   |
 | 19573  | null     | null      | null    | unlabelled |         | 0     |
 | 19574  | null     | null      | null    | unlabelled |         | 0     |
 | 19575  | null     | null      | null    | unlabelled |         | 0     |
 | 19576  | null     | null      | null    | unlabelled |         | 0     |
 | 19577  | null     | null      | null    | unlabelled |         | 0     |
 | 233042 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 239672 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 278484 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 422403 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 425905 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 489268 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 551124 | null     | null      | null    | unlabelled |         | 0     |
 | 551125 | v1:4     | ethernet1 | 1.1.1.1 | 773708     |         | 1280  |
 | 551126 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 551127 | v1:4     | ethernet2 | 1.1.2.3 | 556144     |         | 640   |
 | 551128 | v1:4     | ethernet2 | 1.1.2.3 | 556145     |         | 640   |
 | 551129 | null     | null      | null    | unlabelled |         | 0     |
 | 551130 | null     | null      | null    | unlabelled |         | 0     |
 | 551131 | null     | null      | null    | unlabelled |         | 0     |
 | 551132 | null     | null      | null    | unlabelled |         | 0     |
 | 551133 | null     | null      | null    | unlabelled |         | 0     |
 | 588526 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 600334 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 659762 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 869457 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 886167 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 986248 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2023-12-30 03:08:17.020
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 148028 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 159495 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 180744 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 204384 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 477914 | null     | null      | null    | unlabelled |         | 0     |
 | 477915 | v1:6     | ethernet1 | 1235::2 | 19569      |         | 640   |
 | 477916 | v1:6     | ethernet1 | 1235::2 | 19570      |         | 640   |
 | 477917 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 477918 | v1:6     | ethernet2 | 1236::4 | 722515     |         | 1280  |
 | 477919 | null     | null      | null    | unlabelled |         | 0     |
 | 477920 | null     | null      | null    | unlabelled |         | 0     |
 | 477921 | null     | null      | null    | unlabelled |         | 0     |
 | 477922 | null     | null      | null    | unlabelled |         | 0     |
 | 477923 | null     | null      | null    | unlabelled |         | 0     |
 | 505522 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 518805 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 530495 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 549470 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 556141 | null     | null      | null    | unlabelled |         | 0     |
 | 556142 | v1:4     | ethernet1 | 1.1.2.2 | 551125     |         | 640   |
 | 556143 | v1:4     | ethernet1 | 1.1.2.2 | 551126     |         | 640   |
 | 556144 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 556145 | v1:4     | ethernet2 | 1.1.3.4 | 380538     |         | 1280  |
 | 556146 | null     | null      | null    | unlabelled |         | 0     |
 | 556147 | null     | null      | null    | unlabelled |         | 0     |
 | 556148 | null     | null      | null    | unlabelled |         | 0     |
 | 556149 | null     | null      | null    | unlabelled |         | 0     |
 | 556150 | null     | null      | null    | unlabelled |         | 0     |
 | 571887 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 614260 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 659400 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 688508 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2023-12-30 03:08:17.145
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 370174 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 380534 | null     | null      | null    | unlabelled |         | 0     |
 | 380535 | v1:4     | ethernet1 | 1.1.3.3 | 556142     |         | 0     |
 | 380536 | v1:4     | ethernet1 | 1.1.3.3 | 556143     |         | 0     |
 | 380537 | v1:4     | ethernet1 | 1.1.3.3 | 556144     |         | 0     |
 | 380538 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 380539 | null     | null      | null    | unlabelled |         | 0     |
 | 380540 | null     | null      | null    | unlabelled |         | 0     |
 | 380541 | null     | null      | null    | unlabelled |         | 0     |
 | 380542 | null     | null      | null    | unlabelled |         | 0     |
 | 380543 | null     | null      | null    | unlabelled |         | 0     |
 | 437562 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 553644 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 630740 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 722511 | null     | null      | null    | unlabelled |         | 0     |
 | 722512 | v1:6     | ethernet1 | 1236::3 | 477915     |         | 0     |
 | 722513 | v1:6     | ethernet1 | 1236::3 | 477916     |         | 0     |
 | 722514 | v1:6     | ethernet1 | 1236::3 | 477917     |         | 0     |
 | 722515 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 722516 | null     | null      | null    | unlabelled |         | 0     |
 | 722517 | null     | null      | null    | unlabelled |         | 0     |
 | 722518 | null     | null      | null    | unlabelled |         | 0     |
 | 722519 | null     | null      | null    | unlabelled |         | 0     |
 | 722520 | null     | null      | null    | unlabelled |         | 0     |
 | 830411 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 872520 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 899848 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 924616 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 992159 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 995937 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#