here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2023-09-01 05:15:02.863
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 31767  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 168579 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 188272 | null     | null      | null    | unlabelled |         | 0     |
 | 188273 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 188274 | v1:6     | ethernet1 | 1234::2 | 564596     |         | 0     |
 | 188275 | v1:6     | ethernet1 | 1234::2 | 564597     |         | 0     |
 | 188276 | v1:6     | ethernet1 | 1234::2 | 564598     |         | 0     |
 | 188277 | null     | null      | null    | unlabelled |         | 0     |
 | 188278 | null     | null      | null    | unlabelled |         | 0     |
 | 188279 | null     | null      | null    | unlabelled |         | 0     |
 | 188280 | null     | null      | null    | unlabelled |         | 0     |
 | 188281 | null     | null      | null    | unlabelled |         | 0     |
 | 258632 | null     | null      | null    | unlabelled |         | 0     |
 | 258633 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 258634 | v1:4     | ethernet1 | 1.1.1.2 | 385631     |         | 0     |
 | 258635 | v1:4     | ethernet1 | 1.1.1.2 | 385632     |         | 0     |
 | 258636 | v1:4     | ethernet1 | 1.1.1.2 | 385633     |         | 0     |
 | 258637 | null     | null      | null    | unlabelled |         | 0     |
 | 258638 | null     | null      | null    | unlabelled |         | 0     |
 | 258639 | null     | null      | null    | unlabelled |         | 0     |
 | 258640 | null     | null      | null    | unlabelled |         | 0     |
 | 258641 | null     | null      | null    | unlabelled |         | 0     |
 | 504525 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 751091 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 802567 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 893500 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 895068 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 900855 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 902774 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 916770 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2023-09-01 05:15:02.965
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 40109  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 260987 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 338027 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 385629 | null     | null      | null    | unlabelled |         | 0     |
 | 385630 | v1:4     | ethernet1 | 1.1.1.1 | 258633     |         | 1280  |
 | 385631 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 385632 | v1:4     | ethernet2 | 1.1.2.3 | 654733     |         | 640   |
 | 385633 | v1:4     | ethernet2 | 1.1.2.3 | 654734     |         | 640   |
 | 385634 | null     | null      | null    | unlabelled |         | 0     |
 | 385635 | null     | null      | null    | unlabelled |         | 0     |
 | 385636 | null     | null      | null    | unlabelled |         | 0     |
 | 385637 | null     | null      | null    | unlabelled |         | 0     |
 | 385638 | null     | null      | null    | unlabelled |         | 0     |
 | 509977 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 564594 | null     | null      | null    | unlabelled |         | 0     |
 | 564595 | v1:6     | ethernet1 | 1234::1 | 188273     |         | 1280  |
 | 564596 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 564597 | v1:6     | ethernet2 | 1235::3 | 457253     |         | 640   |
 | 564598 | v1:6     | ethernet2 | 1235::3 | 457254     |         | 640   |
 | 564599 | null     | null      | null    | unlabelled |         | 0     |
 | 564600 | null     | null      | null    | unlabelled |         | 0     |
 | 564601 | null     | null      | null    | unlabelled |         | 0     |
 | 564602 | null     | null      | null    | unlabelled |         | 0     |
 | 564603 | null     | null      | null    | unlabelled |         | 0     |
 | 585719 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 626012 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 720997 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 828385 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 857955 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 868530 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 920697 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 921732 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2023-09-01 05:15:03.076
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 34486  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 131550 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 136084 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 200503 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 202024 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 314580 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 401245 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 424532 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 457250 | null     | null      | null    | unlabelled |         | 0     |
 | 457251 | v1:6     | ethernet1 | 1235::2 | 564595     |         | 640   |
 | 457252 | v1:6     | ethernet1 | 1235::2 | 564596     |         | 640   |
 | 457253 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 457254 | v1:6     | ethernet2 | 1236::4 | 795343     |         | 1280  |
 | 457255 | null     | null      | null    | unlabelled |         | 0     |
 | 457256 | null     | null      | null    | unlabelled |         | 0     |
 | 457257 | null     | null      | null    | unlabelled |         | 0     |
 | 457258 | null     | null      | null    | unlabelled |         | 0     |
 | 457259 | null     | null      | null    | unlabelled |         | 0     |
 | 541168 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 635760 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 654730 | null     | null      | null    | unlabelled |         | 0     |
 | 654731 | v1:4     | ethernet1 | 1.1.2.2 | 385630     |         | 640   |
 | 654732 | v1:4     | ethernet1 | 1.1.2.2 | 385631     |         | 640   |
 | 654733 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 654734 | v1:4     | ethernet2 | 1.1.3.4 | 624406     |         | 1280  |
 | 654735 | null     | null      | null    | unlabelled |         | 0     |
 | 654736 | null     | null      | null    | unlabelled |         | 0     |
 | 654737 | null     | null      | null    | unlabelled |         | 0     |
 | 654738 | null     | null      | null    | unlabelled |         | 0     |
 | 654739 | null     | null      | null    | unlabelled |         | 0     |
 | 686031 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 822842 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2023-09-01 05:15:03.195
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 77388  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 172244 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 217191 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 219137 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 223479 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 452014 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 491295 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 549047 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 624402 | null     | null      | null    | unlabelled |         | 0     |
 | 624403 | v1:4     | ethernet1 | 1.1.3.3 | 654731     |         | 0     |
 | 624404 | v1:4     | ethernet1 | 1.1.3.3 | 654732     |         | 0     |
 | 624405 | v1:4     | ethernet1 | 1.1.3.3 | 654733     |         | 0     |
 | 624406 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 624407 | null     | null      | null    | unlabelled |         | 0     |
 | 624408 | null     | null      | null    | unlabelled |         | 0     |
 | 624409 | null     | null      | null    | unlabelled |         | 0     |
 | 624410 | null     | null      | null    | unlabelled |         | 0     |
 | 624411 | null     | null      | null    | unlabelled |         | 0     |
 | 726181 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 795339 | null     | null      | null    | unlabelled |         | 0     |
 | 795340 | v1:6     | ethernet1 | 1236::3 | 457251     |         | 0     |
 | 795341 | v1:6     | ethernet1 | 1236::3 | 457252     |         | 0     |
 | 795342 | v1:6     | ethernet1 | 1236::3 | 457253     |         | 0     |
 | 795343 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 795344 | null     | null      | null    | unlabelled |         | 0     |
 | 795345 | null     | null      | null    | unlabelled |         | 0     |
 | 795346 | null     | null      | null    | unlabelled |         | 0     |
 | 795347 | null     | null      | null    | unlabelled |         | 0     |
 | 795348 | null     | null      | null    | unlabelled |         | 0     |
 | 858443 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#