here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-01-23 09:51:23.445
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 2796    | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 44832   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 61601   | null     | null      | null    | unlabelled |         | 0     |
 | 61602   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 61603   | v1:6     | ethernet1 | 1234::2 | 55326      |         | 0     |
 | 61604   | v1:6     | ethernet1 | 1234::2 | 55327      |         | 0     |
 | 61605   | v1:6     | ethernet1 | 1234::2 | 55328      |         | 0     |
 | 61606   | null     | null      | null    | unlabelled |         | 0     |
 | 61607   | null     | null      | null    | unlabelled |         | 0     |
 | 61608   | null     | null      | null    | unlabelled |         | 0     |
 | 61609   | null     | null      | null    | unlabelled |         | 0     |
 | 61610   | null     | null      | null    | unlabelled |         | 0     |
 | 114749  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 152490  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 221709  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 404730  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 718689  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 804717  | null     | null      | null    | unlabelled |         | 0     |
 | 804718  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 804719  | v1:4     | ethernet1 | 1.1.1.2 | 632772     |         | 0     |
 | 804720  | v1:4     | ethernet1 | 1.1.1.2 | 632773     |         | 0     |
 | 804721  | v1:4     | ethernet1 | 1.1.1.2 | 632774     |         | 0     |
 | 804722  | null     | null      | null    | unlabelled |         | 0     |
 | 804723  | null     | null      | null    | unlabelled |         | 0     |
 | 804724  | null     | null      | null    | unlabelled |         | 0     |
 | 804725  | null     | null      | null    | unlabelled |         | 0     |
 | 804726  | null     | null      | null    | unlabelled |         | 0     |
 | 821345  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 986118  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1013273 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-01-23 09:51:23.545
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 55324   | null     | null      | null    | unlabelled |         | 0     |
 | 55325   | v1:6     | ethernet1 | 1234::1 | 61602      |         | 1280  |
 | 55326   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 55327   | v1:6     | ethernet2 | 1235::3 | 441539     |         | 640   |
 | 55328   | v1:6     | ethernet2 | 1235::3 | 441540     |         | 640   |
 | 55329   | null     | null      | null    | unlabelled |         | 0     |
 | 55330   | null     | null      | null    | unlabelled |         | 0     |
 | 55331   | null     | null      | null    | unlabelled |         | 0     |
 | 55332   | null     | null      | null    | unlabelled |         | 0     |
 | 55333   | null     | null      | null    | unlabelled |         | 0     |
 | 82947   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 86384   | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 113091  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 114281  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 132328  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 230709  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 235619  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 437075  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 523517  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 553087  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 629613  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 632770  | null     | null      | null    | unlabelled |         | 0     |
 | 632771  | v1:4     | ethernet1 | 1.1.1.1 | 804718     |         | 1280  |
 | 632772  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 632773  | v1:4     | ethernet2 | 1.1.2.3 | 669856     |         | 640   |
 | 632774  | v1:4     | ethernet2 | 1.1.2.3 | 669857     |         | 640   |
 | 632775  | null     | null      | null    | unlabelled |         | 0     |
 | 632776  | null     | null      | null    | unlabelled |         | 0     |
 | 632777  | null     | null      | null    | unlabelled |         | 0     |
 | 632778  | null     | null      | null    | unlabelled |         | 0     |
 | 632779  | null     | null      | null    | unlabelled |         | 0     |
 | 1006452 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-01-23 09:51:23.649
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 69797  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 90138  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 148365 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 320412 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 323849 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 441536 | null     | null      | null    | unlabelled |         | 0     |
 | 441537 | v1:6     | ethernet1 | 1235::2 | 55325      |         | 640   |
 | 441538 | v1:6     | ethernet1 | 1235::2 | 55326      |         | 640   |
 | 441539 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 441540 | v1:6     | ethernet2 | 1236::4 | 734444     |         | 1280  |
 | 441541 | null     | null      | null    | unlabelled |         | 0     |
 | 441542 | null     | null      | null    | unlabelled |         | 0     |
 | 441543 | null     | null      | null    | unlabelled |         | 0     |
 | 441544 | null     | null      | null    | unlabelled |         | 0     |
 | 441545 | null     | null      | null    | unlabelled |         | 0     |
 | 507926 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 635348 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 662551 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 669853 | null     | null      | null    | unlabelled |         | 0     |
 | 669854 | v1:4     | ethernet1 | 1.1.2.2 | 632771     |         | 640   |
 | 669855 | v1:4     | ethernet1 | 1.1.2.2 | 632772     |         | 640   |
 | 669856 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 669857 | v1:4     | ethernet2 | 1.1.3.4 | 290766     |         | 1280  |
 | 669858 | null     | null      | null    | unlabelled |         | 0     |
 | 669859 | null     | null      | null    | unlabelled |         | 0     |
 | 669860 | null     | null      | null    | unlabelled |         | 0     |
 | 669861 | null     | null      | null    | unlabelled |         | 0     |
 | 669862 | null     | null      | null    | unlabelled |         | 0     |
 | 690568 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 773374 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 904043 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 940916 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-01-23 09:51:23.769
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 233621  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 264669  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 282357  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 290762  | null     | null      | null    | unlabelled |         | 0     |
 | 290763  | v1:4     | ethernet1 | 1.1.3.3 | 669854     |         | 0     |
 | 290764  | v1:4     | ethernet1 | 1.1.3.3 | 669855     |         | 0     |
 | 290765  | v1:4     | ethernet1 | 1.1.3.3 | 669856     |         | 0     |
 | 290766  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 290767  | null     | null      | null    | unlabelled |         | 0     |
 | 290768  | null     | null      | null    | unlabelled |         | 0     |
 | 290769  | null     | null      | null    | unlabelled |         | 0     |
 | 290770  | null     | null      | null    | unlabelled |         | 0     |
 | 290771  | null     | null      | null    | unlabelled |         | 0     |
 | 468504  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 495412  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 734440  | null     | null      | null    | unlabelled |         | 0     |
 | 734441  | v1:6     | ethernet1 | 1236::3 | 441537     |         | 0     |
 | 734442  | v1:6     | ethernet1 | 1236::3 | 441538     |         | 0     |
 | 734443  | v1:6     | ethernet1 | 1236::3 | 441539     |         | 0     |
 | 734444  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 734445  | null     | null      | null    | unlabelled |         | 0     |
 | 734446  | null     | null      | null    | unlabelled |         | 0     |
 | 734447  | null     | null      | null    | unlabelled |         | 0     |
 | 734448  | null     | null      | null    | unlabelled |         | 0     |
 | 734449  | null     | null      | null    | unlabelled |         | 0     |
 | 804594  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 901127  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 965902  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 1000220 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1024956 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#