here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-05-07 04:22:37.269
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 67452   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 91363   | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 194108  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 279867  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 320015  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 405412  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 515075  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 820167  | null     | null      | null    | unlabelled |         | 0     |
 | 820168  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 820169  | v1:4     | ethernet1 | 1.1.1.2 | 210152     |         | 0     |
 | 820170  | v1:4     | ethernet1 | 1.1.1.2 | 210153     |         | 0     |
 | 820171  | v1:4     | ethernet1 | 1.1.1.2 | 210154     |         | 0     |
 | 820172  | null     | null      | null    | unlabelled |         | 0     |
 | 820173  | null     | null      | null    | unlabelled |         | 0     |
 | 820174  | null     | null      | null    | unlabelled |         | 0     |
 | 820175  | null     | null      | null    | unlabelled |         | 0     |
 | 820176  | null     | null      | null    | unlabelled |         | 0     |
 | 875331  | null     | null      | null    | unlabelled |         | 0     |
 | 875332  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 875333  | v1:6     | ethernet1 | 1234::2 | 165597     |         | 0     |
 | 875334  | v1:6     | ethernet1 | 1234::2 | 165598     |         | 0     |
 | 875335  | v1:6     | ethernet1 | 1234::2 | 165599     |         | 0     |
 | 875336  | null     | null      | null    | unlabelled |         | 0     |
 | 875337  | null     | null      | null    | unlabelled |         | 0     |
 | 875338  | null     | null      | null    | unlabelled |         | 0     |
 | 875339  | null     | null      | null    | unlabelled |         | 0     |
 | 875340  | null     | null      | null    | unlabelled |         | 0     |
 | 878077  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 879661  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1024825 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-05-07 04:22:37.368
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 112014  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 125849  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 165595  | null     | null      | null    | unlabelled |         | 0     |
 | 165596  | v1:6     | ethernet1 | 1234::1 | 875332     |         | 1280  |
 | 165597  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 165598  | v1:6     | ethernet2 | 1235::3 | 803455     |         | 640   |
 | 165599  | v1:6     | ethernet2 | 1235::3 | 803456     |         | 640   |
 | 165600  | null     | null      | null    | unlabelled |         | 0     |
 | 165601  | null     | null      | null    | unlabelled |         | 0     |
 | 165602  | null     | null      | null    | unlabelled |         | 0     |
 | 165603  | null     | null      | null    | unlabelled |         | 0     |
 | 165604  | null     | null      | null    | unlabelled |         | 0     |
 | 210150  | null     | null      | null    | unlabelled |         | 0     |
 | 210151  | v1:4     | ethernet1 | 1.1.1.1 | 820168     |         | 1280  |
 | 210152  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 210153  | v1:4     | ethernet2 | 1.1.2.3 | 442059     |         | 640   |
 | 210154  | v1:4     | ethernet2 | 1.1.2.3 | 442060     |         | 640   |
 | 210155  | null     | null      | null    | unlabelled |         | 0     |
 | 210156  | null     | null      | null    | unlabelled |         | 0     |
 | 210157  | null     | null      | null    | unlabelled |         | 0     |
 | 210158  | null     | null      | null    | unlabelled |         | 0     |
 | 210159  | null     | null      | null    | unlabelled |         | 0     |
 | 307655  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 358414  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 419332  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 440409  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 457932  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 603778  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 756275  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 838492  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 958469  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1014282 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-05-07 04:22:37.453
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 90264   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 442056  | null     | null      | null    | unlabelled |         | 0     |
 | 442057  | v1:4     | ethernet1 | 1.1.2.2 | 210151     |         | 640   |
 | 442058  | v1:4     | ethernet1 | 1.1.2.2 | 210152     |         | 640   |
 | 442059  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 442060  | v1:4     | ethernet2 | 1.1.3.4 | 351505     |         | 1280  |
 | 442061  | null     | null      | null    | unlabelled |         | 0     |
 | 442062  | null     | null      | null    | unlabelled |         | 0     |
 | 442063  | null     | null      | null    | unlabelled |         | 0     |
 | 442064  | null     | null      | null    | unlabelled |         | 0     |
 | 442065  | null     | null      | null    | unlabelled |         | 0     |
 | 520993  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 539569  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 556476  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 803452  | null     | null      | null    | unlabelled |         | 0     |
 | 803453  | v1:6     | ethernet1 | 1235::2 | 165596     |         | 640   |
 | 803454  | v1:6     | ethernet1 | 1235::2 | 165597     |         | 640   |
 | 803455  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 803456  | v1:6     | ethernet2 | 1236::4 | 286201     |         | 1280  |
 | 803457  | null     | null      | null    | unlabelled |         | 0     |
 | 803458  | null     | null      | null    | unlabelled |         | 0     |
 | 803459  | null     | null      | null    | unlabelled |         | 0     |
 | 803460  | null     | null      | null    | unlabelled |         | 0     |
 | 803461  | null     | null      | null    | unlabelled |         | 0     |
 | 838586  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 860452  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 890110  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 892176  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 918692  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1010751 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1035546 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 1038450 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-05-07 04:22:37.570
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 125900  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 214129  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 261700  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 286197  | null     | null      | null    | unlabelled |         | 0     |
 | 286198  | v1:6     | ethernet1 | 1236::3 | 803453     |         | 0     |
 | 286199  | v1:6     | ethernet1 | 1236::3 | 803454     |         | 0     |
 | 286200  | v1:6     | ethernet1 | 1236::3 | 803455     |         | 0     |
 | 286201  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 286202  | null     | null      | null    | unlabelled |         | 0     |
 | 286203  | null     | null      | null    | unlabelled |         | 0     |
 | 286204  | null     | null      | null    | unlabelled |         | 0     |
 | 286205  | null     | null      | null    | unlabelled |         | 0     |
 | 286206  | null     | null      | null    | unlabelled |         | 0     |
 | 349935  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 351501  | null     | null      | null    | unlabelled |         | 0     |
 | 351502  | v1:4     | ethernet1 | 1.1.3.3 | 442057     |         | 0     |
 | 351503  | v1:4     | ethernet1 | 1.1.3.3 | 442058     |         | 0     |
 | 351504  | v1:4     | ethernet1 | 1.1.3.3 | 442059     |         | 0     |
 | 351505  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 351506  | null     | null      | null    | unlabelled |         | 0     |
 | 351507  | null     | null      | null    | unlabelled |         | 0     |
 | 351508  | null     | null      | null    | unlabelled |         | 0     |
 | 351509  | null     | null      | null    | unlabelled |         | 0     |
 | 351510  | null     | null      | null    | unlabelled |         | 0     |
 | 562329  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 734604  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 788271  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 861689  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 887823  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 1035345 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#