here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-01-06 07:44:29.173
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 3128   | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 57656  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 58362  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 85049  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 91318  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 207267 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 243317 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 308372 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 309268 | null     | null      | null    | unlabelled |         | 0     |
 | 309269 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 309270 | v1:6     | ethernet1 | 1234::2 | 741556     |         | 0     |
 | 309271 | v1:6     | ethernet1 | 1234::2 | 741557     |         | 0     |
 | 309272 | v1:6     | ethernet1 | 1234::2 | 741558     |         | 0     |
 | 309273 | null     | null      | null    | unlabelled |         | 0     |
 | 309274 | null     | null      | null    | unlabelled |         | 0     |
 | 309275 | null     | null      | null    | unlabelled |         | 0     |
 | 309276 | null     | null      | null    | unlabelled |         | 0     |
 | 309277 | null     | null      | null    | unlabelled |         | 0     |
 | 337620 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 670377 | null     | null      | null    | unlabelled |         | 0     |
 | 670378 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 670379 | v1:4     | ethernet1 | 1.1.1.2 | 403042     |         | 0     |
 | 670380 | v1:4     | ethernet1 | 1.1.1.2 | 403043     |         | 0     |
 | 670381 | v1:4     | ethernet1 | 1.1.1.2 | 403044     |         | 0     |
 | 670382 | null     | null      | null    | unlabelled |         | 0     |
 | 670383 | null     | null      | null    | unlabelled |         | 0     |
 | 670384 | null     | null      | null    | unlabelled |         | 0     |
 | 670385 | null     | null      | null    | unlabelled |         | 0     |
 | 670386 | null     | null      | null    | unlabelled |         | 0     |
 | 945417 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-01-06 07:44:29.286
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 281715  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 378486  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 390872  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 403040  | null     | null      | null    | unlabelled |         | 0     |
 | 403041  | v1:4     | ethernet1 | 1.1.1.1 | 670378     |         | 1280  |
 | 403042  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 403043  | v1:4     | ethernet2 | 1.1.2.3 | 650047     |         | 640   |
 | 403044  | v1:4     | ethernet2 | 1.1.2.3 | 650048     |         | 640   |
 | 403045  | null     | null      | null    | unlabelled |         | 0     |
 | 403046  | null     | null      | null    | unlabelled |         | 0     |
 | 403047  | null     | null      | null    | unlabelled |         | 0     |
 | 403048  | null     | null      | null    | unlabelled |         | 0     |
 | 403049  | null     | null      | null    | unlabelled |         | 0     |
 | 476288  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 497329  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 548367  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 579472  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 677112  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 741554  | null     | null      | null    | unlabelled |         | 0     |
 | 741555  | v1:6     | ethernet1 | 1234::1 | 309269     |         | 1280  |
 | 741556  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 741557  | v1:6     | ethernet2 | 1235::3 | 606213     |         | 640   |
 | 741558  | v1:6     | ethernet2 | 1235::3 | 606214     |         | 640   |
 | 741559  | null     | null      | null    | unlabelled |         | 0     |
 | 741560  | null     | null      | null    | unlabelled |         | 0     |
 | 741561  | null     | null      | null    | unlabelled |         | 0     |
 | 741562  | null     | null      | null    | unlabelled |         | 0     |
 | 741563  | null     | null      | null    | unlabelled |         | 0     |
 | 804656  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 864463  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 874976  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1024000 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-01-06 07:44:29.379
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 24557  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 132786 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 149183 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 251358 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 404140 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 461837 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 582960 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 606210 | null     | null      | null    | unlabelled |         | 0     |
 | 606211 | v1:6     | ethernet1 | 1235::2 | 741555     |         | 640   |
 | 606212 | v1:6     | ethernet1 | 1235::2 | 741556     |         | 640   |
 | 606213 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 606214 | v1:6     | ethernet2 | 1236::4 | 461680     |         | 1280  |
 | 606215 | null     | null      | null    | unlabelled |         | 0     |
 | 606216 | null     | null      | null    | unlabelled |         | 0     |
 | 606217 | null     | null      | null    | unlabelled |         | 0     |
 | 606218 | null     | null      | null    | unlabelled |         | 0     |
 | 606219 | null     | null      | null    | unlabelled |         | 0     |
 | 633862 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 650044 | null     | null      | null    | unlabelled |         | 0     |
 | 650045 | v1:4     | ethernet1 | 1.1.2.2 | 403041     |         | 640   |
 | 650046 | v1:4     | ethernet1 | 1.1.2.2 | 403042     |         | 640   |
 | 650047 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 650048 | v1:4     | ethernet2 | 1.1.3.4 | 972123     |         | 1280  |
 | 650049 | null     | null      | null    | unlabelled |         | 0     |
 | 650050 | null     | null      | null    | unlabelled |         | 0     |
 | 650051 | null     | null      | null    | unlabelled |         | 0     |
 | 650052 | null     | null      | null    | unlabelled |         | 0     |
 | 650053 | null     | null      | null    | unlabelled |         | 0     |
 | 652435 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 738166 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 746967 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 862419 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-01-06 07:44:29.501
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 18735  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 396100 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 445730 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 461676 | null     | null      | null    | unlabelled |         | 0     |
 | 461677 | v1:6     | ethernet1 | 1236::3 | 606211     |         | 0     |
 | 461678 | v1:6     | ethernet1 | 1236::3 | 606212     |         | 0     |
 | 461679 | v1:6     | ethernet1 | 1236::3 | 606213     |         | 0     |
 | 461680 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 461681 | null     | null      | null    | unlabelled |         | 0     |
 | 461682 | null     | null      | null    | unlabelled |         | 0     |
 | 461683 | null     | null      | null    | unlabelled |         | 0     |
 | 461684 | null     | null      | null    | unlabelled |         | 0     |
 | 461685 | null     | null      | null    | unlabelled |         | 0     |
 | 535131 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 648397 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 733309 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 859341 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 920058 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 937630 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 963914 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 972119 | null     | null      | null    | unlabelled |         | 0     |
 | 972120 | v1:4     | ethernet1 | 1.1.3.3 | 650045     |         | 0     |
 | 972121 | v1:4     | ethernet1 | 1.1.3.3 | 650046     |         | 0     |
 | 972122 | v1:4     | ethernet1 | 1.1.3.3 | 650047     |         | 0     |
 | 972123 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 972124 | null     | null      | null    | unlabelled |         | 0     |
 | 972125 | null     | null      | null    | unlabelled |         | 0     |
 | 972126 | null     | null      | null    | unlabelled |         | 0     |
 | 972127 | null     | null      | null    | unlabelled |         | 0     |
 | 972128 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#