here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-01-19 01:19:18.796
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 16137  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 152338 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 288650 | null     | null      | null    | unlabelled |         | 0     |
 | 288651 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 288652 | v1:4     | ethernet1 | 1.1.1.2 | 379189     |         | 0     |
 | 288653 | v1:4     | ethernet1 | 1.1.1.2 | 379190     |         | 0     |
 | 288654 | v1:4     | ethernet1 | 1.1.1.2 | 379191     |         | 0     |
 | 288655 | null     | null      | null    | unlabelled |         | 0     |
 | 288656 | null     | null      | null    | unlabelled |         | 0     |
 | 288657 | null     | null      | null    | unlabelled |         | 0     |
 | 288658 | null     | null      | null    | unlabelled |         | 0     |
 | 288659 | null     | null      | null    | unlabelled |         | 0     |
 | 313431 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 350124 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 351816 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 695872 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 718969 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 750372 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 824874 | null     | null      | null    | unlabelled |         | 0     |
 | 824875 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 824876 | v1:6     | ethernet1 | 1234::2 | 44670      |         | 0     |
 | 824877 | v1:6     | ethernet1 | 1234::2 | 44671      |         | 0     |
 | 824878 | v1:6     | ethernet1 | 1234::2 | 44672      |         | 0     |
 | 824879 | null     | null      | null    | unlabelled |         | 0     |
 | 824880 | null     | null      | null    | unlabelled |         | 0     |
 | 824881 | null     | null      | null    | unlabelled |         | 0     |
 | 824882 | null     | null      | null    | unlabelled |         | 0     |
 | 824883 | null     | null      | null    | unlabelled |         | 0     |
 | 948435 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 966388 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-01-19 01:19:18.898
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 4451   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 44668  | null     | null      | null    | unlabelled |         | 0     |
 | 44669  | v1:6     | ethernet1 | 1234::1 | 824875     |         | 1280  |
 | 44670  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 44671  | v1:6     | ethernet2 | 1235::3 | 503863     |         | 640   |
 | 44672  | v1:6     | ethernet2 | 1235::3 | 503864     |         | 640   |
 | 44673  | null     | null      | null    | unlabelled |         | 0     |
 | 44674  | null     | null      | null    | unlabelled |         | 0     |
 | 44675  | null     | null      | null    | unlabelled |         | 0     |
 | 44676  | null     | null      | null    | unlabelled |         | 0     |
 | 44677  | null     | null      | null    | unlabelled |         | 0     |
 | 145096 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 284136 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 312865 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 379187 | null     | null      | null    | unlabelled |         | 0     |
 | 379188 | v1:4     | ethernet1 | 1.1.1.1 | 288651     |         | 1280  |
 | 379189 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 379190 | v1:4     | ethernet2 | 1.1.2.3 | 264474     |         | 640   |
 | 379191 | v1:4     | ethernet2 | 1.1.2.3 | 264475     |         | 640   |
 | 379192 | null     | null      | null    | unlabelled |         | 0     |
 | 379193 | null     | null      | null    | unlabelled |         | 0     |
 | 379194 | null     | null      | null    | unlabelled |         | 0     |
 | 379195 | null     | null      | null    | unlabelled |         | 0     |
 | 379196 | null     | null      | null    | unlabelled |         | 0     |
 | 431842 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 437997 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 441467 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 733013 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 899315 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 932592 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 947632 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 958485 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-01-19 01:19:18.980
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 132051 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 264471 | null     | null      | null    | unlabelled |         | 0     |
 | 264472 | v1:4     | ethernet1 | 1.1.2.2 | 379188     |         | 640   |
 | 264473 | v1:4     | ethernet1 | 1.1.2.2 | 379189     |         | 640   |
 | 264474 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 264475 | v1:4     | ethernet2 | 1.1.3.4 | 421242     |         | 1280  |
 | 264476 | null     | null      | null    | unlabelled |         | 0     |
 | 264477 | null     | null      | null    | unlabelled |         | 0     |
 | 264478 | null     | null      | null    | unlabelled |         | 0     |
 | 264479 | null     | null      | null    | unlabelled |         | 0     |
 | 264480 | null     | null      | null    | unlabelled |         | 0     |
 | 503860 | null     | null      | null    | unlabelled |         | 0     |
 | 503861 | v1:6     | ethernet1 | 1235::2 | 44669      |         | 640   |
 | 503862 | v1:6     | ethernet1 | 1235::2 | 44670      |         | 640   |
 | 503863 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 503864 | v1:6     | ethernet2 | 1236::4 | 781384     |         | 1280  |
 | 503865 | null     | null      | null    | unlabelled |         | 0     |
 | 503866 | null     | null      | null    | unlabelled |         | 0     |
 | 503867 | null     | null      | null    | unlabelled |         | 0     |
 | 503868 | null     | null      | null    | unlabelled |         | 0     |
 | 503869 | null     | null      | null    | unlabelled |         | 0     |
 | 526175 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 633334 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 691272 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 726677 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 754523 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 769860 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 835904 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 854680 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 877872 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 916303 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 933306 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-01-19 01:19:19.110
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 63359   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 177277  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 250492  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 350773  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 370632  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 421238  | null     | null      | null    | unlabelled |         | 0     |
 | 421239  | v1:4     | ethernet1 | 1.1.3.3 | 264472     |         | 0     |
 | 421240  | v1:4     | ethernet1 | 1.1.3.3 | 264473     |         | 0     |
 | 421241  | v1:4     | ethernet1 | 1.1.3.3 | 264474     |         | 0     |
 | 421242  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 421243  | null     | null      | null    | unlabelled |         | 0     |
 | 421244  | null     | null      | null    | unlabelled |         | 0     |
 | 421245  | null     | null      | null    | unlabelled |         | 0     |
 | 421246  | null     | null      | null    | unlabelled |         | 0     |
 | 421247  | null     | null      | null    | unlabelled |         | 0     |
 | 637691  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 700490  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 759680  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 781380  | null     | null      | null    | unlabelled |         | 0     |
 | 781381  | v1:6     | ethernet1 | 1236::3 | 503861     |         | 0     |
 | 781382  | v1:6     | ethernet1 | 1236::3 | 503862     |         | 0     |
 | 781383  | v1:6     | ethernet1 | 1236::3 | 503863     |         | 0     |
 | 781384  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 781385  | null     | null      | null    | unlabelled |         | 0     |
 | 781386  | null     | null      | null    | unlabelled |         | 0     |
 | 781387  | null     | null      | null    | unlabelled |         | 0     |
 | 781388  | null     | null      | null    | unlabelled |         | 0     |
 | 781389  | null     | null      | null    | unlabelled |         | 0     |
 | 814317  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 1040332 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#