here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2023-12-14 16:07:21.451
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 15483   | null     | null      | null    | unlabelled |         | 0     |
 | 15484   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 15485   | v1:6     | ethernet1 | 1234::2 | 187621     |         | 0     |
 | 15486   | v1:6     | ethernet1 | 1234::2 | 187622     |         | 0     |
 | 15487   | v1:6     | ethernet1 | 1234::2 | 187623     |         | 0     |
 | 15488   | null     | null      | null    | unlabelled |         | 0     |
 | 15489   | null     | null      | null    | unlabelled |         | 0     |
 | 15490   | null     | null      | null    | unlabelled |         | 0     |
 | 15491   | null     | null      | null    | unlabelled |         | 0     |
 | 15492   | null     | null      | null    | unlabelled |         | 0     |
 | 82229   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 241893  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 265311  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 275460  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 307526  | null     | null      | null    | unlabelled |         | 0     |
 | 307527  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 307528  | v1:4     | ethernet1 | 1.1.1.2 | 137303     |         | 0     |
 | 307529  | v1:4     | ethernet1 | 1.1.1.2 | 137304     |         | 0     |
 | 307530  | v1:4     | ethernet1 | 1.1.1.2 | 137305     |         | 0     |
 | 307531  | null     | null      | null    | unlabelled |         | 0     |
 | 307532  | null     | null      | null    | unlabelled |         | 0     |
 | 307533  | null     | null      | null    | unlabelled |         | 0     |
 | 307534  | null     | null      | null    | unlabelled |         | 0     |
 | 307535  | null     | null      | null    | unlabelled |         | 0     |
 | 494646  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 541689  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 781787  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 783747  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 952703  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1036543 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2023-12-14 16:07:21.544
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 127070 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 137301 | null     | null      | null    | unlabelled |         | 0     |
 | 137302 | v1:4     | ethernet1 | 1.1.1.1 | 307527     |         | 1280  |
 | 137303 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 137304 | v1:4     | ethernet2 | 1.1.2.3 | 652433     |         | 640   |
 | 137305 | v1:4     | ethernet2 | 1.1.2.3 | 652434     |         | 640   |
 | 137306 | null     | null      | null    | unlabelled |         | 0     |
 | 137307 | null     | null      | null    | unlabelled |         | 0     |
 | 137308 | null     | null      | null    | unlabelled |         | 0     |
 | 137309 | null     | null      | null    | unlabelled |         | 0     |
 | 137310 | null     | null      | null    | unlabelled |         | 0     |
 | 168116 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 187619 | null     | null      | null    | unlabelled |         | 0     |
 | 187620 | v1:6     | ethernet1 | 1234::1 | 15484      |         | 1280  |
 | 187621 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 187622 | v1:6     | ethernet2 | 1235::3 | 348289     |         | 640   |
 | 187623 | v1:6     | ethernet2 | 1235::3 | 348290     |         | 640   |
 | 187624 | null     | null      | null    | unlabelled |         | 0     |
 | 187625 | null     | null      | null    | unlabelled |         | 0     |
 | 187626 | null     | null      | null    | unlabelled |         | 0     |
 | 187627 | null     | null      | null    | unlabelled |         | 0     |
 | 187628 | null     | null      | null    | unlabelled |         | 0     |
 | 215228 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 448031 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 579137 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 617985 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 645459 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 769625 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 785406 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 888725 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 952005 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 995702 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2023-12-14 16:07:21.654
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 124384  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 198474  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 216275  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 286436  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 305058  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 320007  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 348286  | null     | null      | null    | unlabelled |         | 0     |
 | 348287  | v1:6     | ethernet1 | 1235::2 | 187620     |         | 640   |
 | 348288  | v1:6     | ethernet1 | 1235::2 | 187621     |         | 640   |
 | 348289  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 348290  | v1:6     | ethernet2 | 1236::4 | 117340     |         | 1280  |
 | 348291  | null     | null      | null    | unlabelled |         | 0     |
 | 348292  | null     | null      | null    | unlabelled |         | 0     |
 | 348293  | null     | null      | null    | unlabelled |         | 0     |
 | 348294  | null     | null      | null    | unlabelled |         | 0     |
 | 348295  | null     | null      | null    | unlabelled |         | 0     |
 | 379779  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 444741  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 553305  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 652430  | null     | null      | null    | unlabelled |         | 0     |
 | 652431  | v1:4     | ethernet1 | 1.1.2.2 | 137302     |         | 640   |
 | 652432  | v1:4     | ethernet1 | 1.1.2.2 | 137303     |         | 640   |
 | 652433  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 652434  | v1:4     | ethernet2 | 1.1.3.4 | 652737     |         | 1280  |
 | 652435  | null     | null      | null    | unlabelled |         | 0     |
 | 652436  | null     | null      | null    | unlabelled |         | 0     |
 | 652437  | null     | null      | null    | unlabelled |         | 0     |
 | 652438  | null     | null      | null    | unlabelled |         | 0     |
 | 652439  | null     | null      | null    | unlabelled |         | 0     |
 | 843477  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 982671  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1031173 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2023-12-14 16:07:21.755
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 31479   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 117336  | null     | null      | null    | unlabelled |         | 0     |
 | 117337  | v1:6     | ethernet1 | 1236::3 | 348287     |         | 0     |
 | 117338  | v1:6     | ethernet1 | 1236::3 | 348288     |         | 0     |
 | 117339  | v1:6     | ethernet1 | 1236::3 | 348289     |         | 0     |
 | 117340  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 117341  | null     | null      | null    | unlabelled |         | 0     |
 | 117342  | null     | null      | null    | unlabelled |         | 0     |
 | 117343  | null     | null      | null    | unlabelled |         | 0     |
 | 117344  | null     | null      | null    | unlabelled |         | 0     |
 | 117345  | null     | null      | null    | unlabelled |         | 0     |
 | 268648  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 433160  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 522131  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 538875  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 652733  | null     | null      | null    | unlabelled |         | 0     |
 | 652734  | v1:4     | ethernet1 | 1.1.3.3 | 652431     |         | 0     |
 | 652735  | v1:4     | ethernet1 | 1.1.3.3 | 652432     |         | 0     |
 | 652736  | v1:4     | ethernet1 | 1.1.3.3 | 652433     |         | 0     |
 | 652737  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 652738  | null     | null      | null    | unlabelled |         | 0     |
 | 652739  | null     | null      | null    | unlabelled |         | 0     |
 | 652740  | null     | null      | null    | unlabelled |         | 0     |
 | 652741  | null     | null      | null    | unlabelled |         | 0     |
 | 652742  | null     | null      | null    | unlabelled |         | 0     |
 | 790378  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 919426  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 966800  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 999538  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 1014424 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#