here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-04-13 12:27:00.267
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 4151   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 29489  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 95187  | null     | null      | null    | unlabelled |         | 0     |
 | 95188  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 95189  | v1:4     | ethernet1 | 1.1.1.2 | 34814      |         | 0     |
 | 95190  | v1:4     | ethernet1 | 1.1.1.2 | 34815      |         | 0     |
 | 95191  | v1:4     | ethernet1 | 1.1.1.2 | 34816      |         | 0     |
 | 95192  | null     | null      | null    | unlabelled |         | 0     |
 | 95193  | null     | null      | null    | unlabelled |         | 0     |
 | 95194  | null     | null      | null    | unlabelled |         | 0     |
 | 95195  | null     | null      | null    | unlabelled |         | 0     |
 | 95196  | null     | null      | null    | unlabelled |         | 0     |
 | 197999 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 283371 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 319170 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 393838 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 430173 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 482047 | null     | null      | null    | unlabelled |         | 0     |
 | 482048 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 482049 | v1:6     | ethernet1 | 1234::2 | 886821     |         | 0     |
 | 482050 | v1:6     | ethernet1 | 1234::2 | 886822     |         | 0     |
 | 482051 | v1:6     | ethernet1 | 1234::2 | 886823     |         | 0     |
 | 482052 | null     | null      | null    | unlabelled |         | 0     |
 | 482053 | null     | null      | null    | unlabelled |         | 0     |
 | 482054 | null     | null      | null    | unlabelled |         | 0     |
 | 482055 | null     | null      | null    | unlabelled |         | 0     |
 | 482056 | null     | null      | null    | unlabelled |         | 0     |
 | 660128 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 900587 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 930809 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-04-13 12:27:00.371
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 26971  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 34812  | null     | null      | null    | unlabelled |         | 0     |
 | 34813  | v1:4     | ethernet1 | 1.1.1.1 | 95188      |         | 1280  |
 | 34814  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 34815  | v1:4     | ethernet2 | 1.1.2.3 | 678242     |         | 640   |
 | 34816  | v1:4     | ethernet2 | 1.1.2.3 | 678243     |         | 640   |
 | 34817  | null     | null      | null    | unlabelled |         | 0     |
 | 34818  | null     | null      | null    | unlabelled |         | 0     |
 | 34819  | null     | null      | null    | unlabelled |         | 0     |
 | 34820  | null     | null      | null    | unlabelled |         | 0     |
 | 34821  | null     | null      | null    | unlabelled |         | 0     |
 | 45665  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 136278 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 261354 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 306667 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 313570 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 324469 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 640541 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 645493 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 695916 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 712905 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 886819 | null     | null      | null    | unlabelled |         | 0     |
 | 886820 | v1:6     | ethernet1 | 1234::1 | 482048     |         | 1280  |
 | 886821 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 886822 | v1:6     | ethernet2 | 1235::3 | 704464     |         | 640   |
 | 886823 | v1:6     | ethernet2 | 1235::3 | 704465     |         | 640   |
 | 886824 | null     | null      | null    | unlabelled |         | 0     |
 | 886825 | null     | null      | null    | unlabelled |         | 0     |
 | 886826 | null     | null      | null    | unlabelled |         | 0     |
 | 886827 | null     | null      | null    | unlabelled |         | 0     |
 | 886828 | null     | null      | null    | unlabelled |         | 0     |
 | 929815 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-04-13 12:27:00.493
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 129791 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 148108 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 207096 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 222802 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 232778 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 286217 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 321497 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 428560 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 678239 | null     | null      | null    | unlabelled |         | 0     |
 | 678240 | v1:4     | ethernet1 | 1.1.2.2 | 34813      |         | 640   |
 | 678241 | v1:4     | ethernet1 | 1.1.2.2 | 34814      |         | 640   |
 | 678242 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 678243 | v1:4     | ethernet2 | 1.1.3.4 | 75909      |         | 1280  |
 | 678244 | null     | null      | null    | unlabelled |         | 0     |
 | 678245 | null     | null      | null    | unlabelled |         | 0     |
 | 678246 | null     | null      | null    | unlabelled |         | 0     |
 | 678247 | null     | null      | null    | unlabelled |         | 0     |
 | 678248 | null     | null      | null    | unlabelled |         | 0     |
 | 704461 | null     | null      | null    | unlabelled |         | 0     |
 | 704462 | v1:6     | ethernet1 | 1235::2 | 886820     |         | 640   |
 | 704463 | v1:6     | ethernet1 | 1235::2 | 886821     |         | 640   |
 | 704464 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 704465 | v1:6     | ethernet2 | 1236::4 | 1010932    |         | 1280  |
 | 704466 | null     | null      | null    | unlabelled |         | 0     |
 | 704467 | null     | null      | null    | unlabelled |         | 0     |
 | 704468 | null     | null      | null    | unlabelled |         | 0     |
 | 704469 | null     | null      | null    | unlabelled |         | 0     |
 | 704470 | null     | null      | null    | unlabelled |         | 0     |
 | 735031 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 780810 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 908301 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 950296 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-04-13 12:27:00.579
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 75905   | null     | null      | null    | unlabelled |         | 0     |
 | 75906   | v1:4     | ethernet1 | 1.1.3.3 | 678240     |         | 0     |
 | 75907   | v1:4     | ethernet1 | 1.1.3.3 | 678241     |         | 0     |
 | 75908   | v1:4     | ethernet1 | 1.1.3.3 | 678242     |         | 0     |
 | 75909   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 75910   | null     | null      | null    | unlabelled |         | 0     |
 | 75911   | null     | null      | null    | unlabelled |         | 0     |
 | 75912   | null     | null      | null    | unlabelled |         | 0     |
 | 75913   | null     | null      | null    | unlabelled |         | 0     |
 | 75914   | null     | null      | null    | unlabelled |         | 0     |
 | 281474  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 289047  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 382614  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 423884  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 497183  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 532924  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 571129  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 659723  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 691948  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1010928 | null     | null      | null    | unlabelled |         | 0     |
 | 1010929 | v1:6     | ethernet1 | 1236::3 | 704462     |         | 0     |
 | 1010930 | v1:6     | ethernet1 | 1236::3 | 704463     |         | 0     |
 | 1010931 | v1:6     | ethernet1 | 1236::3 | 704464     |         | 0     |
 | 1010932 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1010933 | null     | null      | null    | unlabelled |         | 0     |
 | 1010934 | null     | null      | null    | unlabelled |         | 0     |
 | 1010935 | null     | null      | null    | unlabelled |         | 0     |
 | 1010936 | null     | null      | null    | unlabelled |         | 0     |
 | 1010937 | null     | null      | null    | unlabelled |         | 0     |
 | 1020937 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#