here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-02-04 16:07:09.276
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 8182   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 104202 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 116884 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 151329 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 352122 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 410028 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 436480 | null     | null      | null    | unlabelled |         | 0     |
 | 436481 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 436482 | v1:4     | ethernet1 | 1.1.1.2 | 139117     |         | 0     |
 | 436483 | v1:4     | ethernet1 | 1.1.1.2 | 139118     |         | 0     |
 | 436484 | v1:4     | ethernet1 | 1.1.1.2 | 139119     |         | 0     |
 | 436485 | null     | null      | null    | unlabelled |         | 0     |
 | 436486 | null     | null      | null    | unlabelled |         | 0     |
 | 436487 | null     | null      | null    | unlabelled |         | 0     |
 | 436488 | null     | null      | null    | unlabelled |         | 0     |
 | 436489 | null     | null      | null    | unlabelled |         | 0     |
 | 456763 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 595656 | null     | null      | null    | unlabelled |         | 0     |
 | 595657 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 595658 | v1:6     | ethernet1 | 1234::2 | 875369     |         | 0     |
 | 595659 | v1:6     | ethernet1 | 1234::2 | 875370     |         | 0     |
 | 595660 | v1:6     | ethernet1 | 1234::2 | 875371     |         | 0     |
 | 595661 | null     | null      | null    | unlabelled |         | 0     |
 | 595662 | null     | null      | null    | unlabelled |         | 0     |
 | 595663 | null     | null      | null    | unlabelled |         | 0     |
 | 595664 | null     | null      | null    | unlabelled |         | 0     |
 | 595665 | null     | null      | null    | unlabelled |         | 0     |
 | 681763 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 711157 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 713590 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-02-04 16:07:09.373
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 1607   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 97432  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 139115 | null     | null      | null    | unlabelled |         | 0     |
 | 139116 | v1:4     | ethernet1 | 1.1.1.1 | 436481     |         | 1280  |
 | 139117 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 139118 | v1:4     | ethernet2 | 1.1.2.3 | 226905     |         | 640   |
 | 139119 | v1:4     | ethernet2 | 1.1.2.3 | 226906     |         | 640   |
 | 139120 | null     | null      | null    | unlabelled |         | 0     |
 | 139121 | null     | null      | null    | unlabelled |         | 0     |
 | 139122 | null     | null      | null    | unlabelled |         | 0     |
 | 139123 | null     | null      | null    | unlabelled |         | 0     |
 | 139124 | null     | null      | null    | unlabelled |         | 0     |
 | 139187 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 298052 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 551191 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 588284 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 615627 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 670672 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 703473 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 711414 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 872265 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 875367 | null     | null      | null    | unlabelled |         | 0     |
 | 875368 | v1:6     | ethernet1 | 1234::1 | 595657     |         | 1280  |
 | 875369 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 875370 | v1:6     | ethernet2 | 1235::3 | 482056     |         | 640   |
 | 875371 | v1:6     | ethernet2 | 1235::3 | 482057     |         | 640   |
 | 875372 | null     | null      | null    | unlabelled |         | 0     |
 | 875373 | null     | null      | null    | unlabelled |         | 0     |
 | 875374 | null     | null      | null    | unlabelled |         | 0     |
 | 875375 | null     | null      | null    | unlabelled |         | 0     |
 | 875376 | null     | null      | null    | unlabelled |         | 0     |
 | 918370 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-02-04 16:07:09.482
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 16530  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 190730 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 226902 | null     | null      | null    | unlabelled |         | 0     |
 | 226903 | v1:4     | ethernet1 | 1.1.2.2 | 139116     |         | 640   |
 | 226904 | v1:4     | ethernet1 | 1.1.2.2 | 139117     |         | 640   |
 | 226905 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 226906 | v1:4     | ethernet2 | 1.1.3.4 | 518713     |         | 1280  |
 | 226907 | null     | null      | null    | unlabelled |         | 0     |
 | 226908 | null     | null      | null    | unlabelled |         | 0     |
 | 226909 | null     | null      | null    | unlabelled |         | 0     |
 | 226910 | null     | null      | null    | unlabelled |         | 0     |
 | 226911 | null     | null      | null    | unlabelled |         | 0     |
 | 332634 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 482053 | null     | null      | null    | unlabelled |         | 0     |
 | 482054 | v1:6     | ethernet1 | 1235::2 | 875368     |         | 640   |
 | 482055 | v1:6     | ethernet1 | 1235::2 | 875369     |         | 640   |
 | 482056 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 482057 | v1:6     | ethernet2 | 1236::4 | 860783     |         | 1280  |
 | 482058 | null     | null      | null    | unlabelled |         | 0     |
 | 482059 | null     | null      | null    | unlabelled |         | 0     |
 | 482060 | null     | null      | null    | unlabelled |         | 0     |
 | 482061 | null     | null      | null    | unlabelled |         | 0     |
 | 482062 | null     | null      | null    | unlabelled |         | 0     |
 | 484699 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 552950 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 678391 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 712282 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 783331 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 803586 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 805032 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 855987 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 980138 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-02-04 16:07:09.598
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 141080  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 184927  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 229706  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 518709  | null     | null      | null    | unlabelled |         | 0     |
 | 518710  | v1:4     | ethernet1 | 1.1.3.3 | 226903     |         | 0     |
 | 518711  | v1:4     | ethernet1 | 1.1.3.3 | 226904     |         | 0     |
 | 518712  | v1:4     | ethernet1 | 1.1.3.3 | 226905     |         | 0     |
 | 518713  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 518714  | null     | null      | null    | unlabelled |         | 0     |
 | 518715  | null     | null      | null    | unlabelled |         | 0     |
 | 518716  | null     | null      | null    | unlabelled |         | 0     |
 | 518717  | null     | null      | null    | unlabelled |         | 0     |
 | 518718  | null     | null      | null    | unlabelled |         | 0     |
 | 519095  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 540122  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 762823  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 785177  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 826573  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 860779  | null     | null      | null    | unlabelled |         | 0     |
 | 860780  | v1:6     | ethernet1 | 1236::3 | 482054     |         | 0     |
 | 860781  | v1:6     | ethernet1 | 1236::3 | 482055     |         | 0     |
 | 860782  | v1:6     | ethernet1 | 1236::3 | 482056     |         | 0     |
 | 860783  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 860784  | null     | null      | null    | unlabelled |         | 0     |
 | 860785  | null     | null      | null    | unlabelled |         | 0     |
 | 860786  | null     | null      | null    | unlabelled |         | 0     |
 | 860787  | null     | null      | null    | unlabelled |         | 0     |
 | 860788  | null     | null      | null    | unlabelled |         | 0     |
 | 920035  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1034972 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#