here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2025-09-17 17:39:55.909
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 53228  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 205053 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 310711 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 373747 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 415852 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 428260 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 477395 | null     | null      | null    | unlabelled |         | 0     |
 | 477396 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 477397 | v1:6     | ethernet1 | 1234::2 | 214389     |         | 0     |
 | 477398 | v1:6     | ethernet1 | 1234::2 | 214390     |         | 0     |
 | 477399 | v1:6     | ethernet1 | 1234::2 | 214391     |         | 0     |
 | 477400 | null     | null      | null    | unlabelled |         | 0     |
 | 477401 | null     | null      | null    | unlabelled |         | 0     |
 | 477402 | null     | null      | null    | unlabelled |         | 0     |
 | 477403 | null     | null      | null    | unlabelled |         | 0     |
 | 477404 | null     | null      | null    | unlabelled |         | 0     |
 | 524907 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 648186 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 658911 | null     | null      | null    | unlabelled |         | 0     |
 | 658912 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 658913 | v1:4     | ethernet1 | 1.1.1.2 | 424258     |         | 0     |
 | 658914 | v1:4     | ethernet1 | 1.1.1.2 | 424259     |         | 0     |
 | 658915 | v1:4     | ethernet1 | 1.1.1.2 | 424260     |         | 0     |
 | 658916 | null     | null      | null    | unlabelled |         | 0     |
 | 658917 | null     | null      | null    | unlabelled |         | 0     |
 | 658918 | null     | null      | null    | unlabelled |         | 0     |
 | 658919 | null     | null      | null    | unlabelled |         | 0     |
 | 658920 | null     | null      | null    | unlabelled |         | 0     |
 | 709915 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 859785 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2025-09-17 17:39:56.014
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 70002   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 199851  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 214387  | null     | null      | null    | unlabelled |         | 0     |
 | 214388  | v1:6     | ethernet1 | 1234::1 | 477396     |         | 1280  |
 | 214389  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 214390  | v1:6     | ethernet2 | 1235::3 | 787841     |         | 640   |
 | 214391  | v1:6     | ethernet2 | 1235::3 | 787842     |         | 640   |
 | 214392  | null     | null      | null    | unlabelled |         | 0     |
 | 214393  | null     | null      | null    | unlabelled |         | 0     |
 | 214394  | null     | null      | null    | unlabelled |         | 0     |
 | 214395  | null     | null      | null    | unlabelled |         | 0     |
 | 214396  | null     | null      | null    | unlabelled |         | 0     |
 | 247767  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 273493  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 348961  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 387347  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 424256  | null     | null      | null    | unlabelled |         | 0     |
 | 424257  | v1:4     | ethernet1 | 1.1.1.1 | 658912     |         | 1280  |
 | 424258  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 424259  | v1:4     | ethernet2 | 1.1.2.3 | 448967     |         | 640   |
 | 424260  | v1:4     | ethernet2 | 1.1.2.3 | 448968     |         | 640   |
 | 424261  | null     | null      | null    | unlabelled |         | 0     |
 | 424262  | null     | null      | null    | unlabelled |         | 0     |
 | 424263  | null     | null      | null    | unlabelled |         | 0     |
 | 424264  | null     | null      | null    | unlabelled |         | 0     |
 | 424265  | null     | null      | null    | unlabelled |         | 0     |
 | 526009  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 529545  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 696901  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 997228  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1007531 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1008338 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2025-09-17 17:39:56.118
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 326522 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 345325 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 431592 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 448964 | null     | null      | null    | unlabelled |         | 0     |
 | 448965 | v1:4     | ethernet1 | 1.1.2.2 | 424257     |         | 640   |
 | 448966 | v1:4     | ethernet1 | 1.1.2.2 | 424258     |         | 640   |
 | 448967 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 448968 | v1:4     | ethernet2 | 1.1.3.4 | 925271     |         | 1280  |
 | 448969 | null     | null      | null    | unlabelled |         | 0     |
 | 448970 | null     | null      | null    | unlabelled |         | 0     |
 | 448971 | null     | null      | null    | unlabelled |         | 0     |
 | 448972 | null     | null      | null    | unlabelled |         | 0     |
 | 448973 | null     | null      | null    | unlabelled |         | 0     |
 | 514468 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 694601 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 718768 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 733396 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 767580 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 771235 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 786276 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 787838 | null     | null      | null    | unlabelled |         | 0     |
 | 787839 | v1:6     | ethernet1 | 1235::2 | 214388     |         | 640   |
 | 787840 | v1:6     | ethernet1 | 1235::2 | 214389     |         | 640   |
 | 787841 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 787842 | v1:6     | ethernet2 | 1236::4 | 570305     |         | 1280  |
 | 787843 | null     | null      | null    | unlabelled |         | 0     |
 | 787844 | null     | null      | null    | unlabelled |         | 0     |
 | 787845 | null     | null      | null    | unlabelled |         | 0     |
 | 787846 | null     | null      | null    | unlabelled |         | 0     |
 | 787847 | null     | null      | null    | unlabelled |         | 0     |
 | 813173 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 863861 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2025-09-17 17:39:56.222
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 13144   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 44987   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 142772  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 237467  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 333585  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 570301  | null     | null      | null    | unlabelled |         | 0     |
 | 570302  | v1:6     | ethernet1 | 1236::3 | 787839     |         | 0     |
 | 570303  | v1:6     | ethernet1 | 1236::3 | 787840     |         | 0     |
 | 570304  | v1:6     | ethernet1 | 1236::3 | 787841     |         | 0     |
 | 570305  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 570306  | null     | null      | null    | unlabelled |         | 0     |
 | 570307  | null     | null      | null    | unlabelled |         | 0     |
 | 570308  | null     | null      | null    | unlabelled |         | 0     |
 | 570309  | null     | null      | null    | unlabelled |         | 0     |
 | 570310  | null     | null      | null    | unlabelled |         | 0     |
 | 637768  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 716408  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 746533  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 925267  | null     | null      | null    | unlabelled |         | 0     |
 | 925268  | v1:4     | ethernet1 | 1.1.3.3 | 448965     |         | 0     |
 | 925269  | v1:4     | ethernet1 | 1.1.3.3 | 448966     |         | 0     |
 | 925270  | v1:4     | ethernet1 | 1.1.3.3 | 448967     |         | 0     |
 | 925271  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 925272  | null     | null      | null    | unlabelled |         | 0     |
 | 925273  | null     | null      | null    | unlabelled |         | 0     |
 | 925274  | null     | null      | null    | unlabelled |         | 0     |
 | 925275  | null     | null      | null    | unlabelled |         | 0     |
 | 925276  | null     | null      | null    | unlabelled |         | 0     |
 | 985648  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1020997 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#