here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-06-15 13:34:45.142
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 30851  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 89538  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 107990 | null     | null      | null    | unlabelled |         | 0     |
 | 107991 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 107992 | v1:4     | ethernet1 | 1.1.1.2 | 613337     |         | 0     |
 | 107993 | v1:4     | ethernet1 | 1.1.1.2 | 613338     |         | 0     |
 | 107994 | v1:4     | ethernet1 | 1.1.1.2 | 613339     |         | 0     |
 | 107995 | null     | null      | null    | unlabelled |         | 0     |
 | 107996 | null     | null      | null    | unlabelled |         | 0     |
 | 107997 | null     | null      | null    | unlabelled |         | 0     |
 | 107998 | null     | null      | null    | unlabelled |         | 0     |
 | 107999 | null     | null      | null    | unlabelled |         | 0     |
 | 138326 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 194305 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 250160 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 381967 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 454966 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 571510 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 599506 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 605781 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 902759 | null     | null      | null    | unlabelled |         | 0     |
 | 902760 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 902761 | v1:6     | ethernet1 | 1234::2 | 650199     |         | 0     |
 | 902762 | v1:6     | ethernet1 | 1234::2 | 650200     |         | 0     |
 | 902763 | v1:6     | ethernet1 | 1234::2 | 650201     |         | 0     |
 | 902764 | null     | null      | null    | unlabelled |         | 0     |
 | 902765 | null     | null      | null    | unlabelled |         | 0     |
 | 902766 | null     | null      | null    | unlabelled |         | 0     |
 | 902767 | null     | null      | null    | unlabelled |         | 0     |
 | 902768 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-06-15 13:34:45.243
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 137705 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 174864 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 313233 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 316390 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 357149 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 381102 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 590716 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 613335 | null     | null      | null    | unlabelled |         | 0     |
 | 613336 | v1:4     | ethernet1 | 1.1.1.1 | 107991     |         | 1280  |
 | 613337 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 613338 | v1:4     | ethernet2 | 1.1.2.3 | 545028     |         | 640   |
 | 613339 | v1:4     | ethernet2 | 1.1.2.3 | 545029     |         | 640   |
 | 613340 | null     | null      | null    | unlabelled |         | 0     |
 | 613341 | null     | null      | null    | unlabelled |         | 0     |
 | 613342 | null     | null      | null    | unlabelled |         | 0     |
 | 613343 | null     | null      | null    | unlabelled |         | 0     |
 | 613344 | null     | null      | null    | unlabelled |         | 0     |
 | 645514 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 650197 | null     | null      | null    | unlabelled |         | 0     |
 | 650198 | v1:6     | ethernet1 | 1234::1 | 902760     |         | 1280  |
 | 650199 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 650200 | v1:6     | ethernet2 | 1235::3 | 865003     |         | 640   |
 | 650201 | v1:6     | ethernet2 | 1235::3 | 865004     |         | 640   |
 | 650202 | null     | null      | null    | unlabelled |         | 0     |
 | 650203 | null     | null      | null    | unlabelled |         | 0     |
 | 650204 | null     | null      | null    | unlabelled |         | 0     |
 | 650205 | null     | null      | null    | unlabelled |         | 0     |
 | 650206 | null     | null      | null    | unlabelled |         | 0     |
 | 687163 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 707541 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 750789 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 823858 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-06-15 13:34:45.352
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 26688   | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 92207   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 319655  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 374921  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 491263  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 523291  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 545025  | null     | null      | null    | unlabelled |         | 0     |
 | 545026  | v1:4     | ethernet1 | 1.1.2.2 | 613336     |         | 640   |
 | 545027  | v1:4     | ethernet1 | 1.1.2.2 | 613337     |         | 640   |
 | 545028  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 545029  | v1:4     | ethernet2 | 1.1.3.4 | 738772     |         | 1280  |
 | 545030  | null     | null      | null    | unlabelled |         | 0     |
 | 545031  | null     | null      | null    | unlabelled |         | 0     |
 | 545032  | null     | null      | null    | unlabelled |         | 0     |
 | 545033  | null     | null      | null    | unlabelled |         | 0     |
 | 545034  | null     | null      | null    | unlabelled |         | 0     |
 | 577912  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 634155  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 864098  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 865000  | null     | null      | null    | unlabelled |         | 0     |
 | 865001  | v1:6     | ethernet1 | 1235::2 | 650198     |         | 640   |
 | 865002  | v1:6     | ethernet1 | 1235::2 | 650199     |         | 640   |
 | 865003  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 865004  | v1:6     | ethernet2 | 1236::4 | 4307       |         | 1280  |
 | 865005  | null     | null      | null    | unlabelled |         | 0     |
 | 865006  | null     | null      | null    | unlabelled |         | 0     |
 | 865007  | null     | null      | null    | unlabelled |         | 0     |
 | 865008  | null     | null      | null    | unlabelled |         | 0     |
 | 865009  | null     | null      | null    | unlabelled |         | 0     |
 | 916820  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 944495  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1030067 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-06-15 13:34:45.466
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 4303   | null     | null      | null    | unlabelled |         | 0     |
 | 4304   | v1:6     | ethernet1 | 1236::3 | 865001     |         | 0     |
 | 4305   | v1:6     | ethernet1 | 1236::3 | 865002     |         | 0     |
 | 4306   | v1:6     | ethernet1 | 1236::3 | 865003     |         | 0     |
 | 4307   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 4308   | null     | null      | null    | unlabelled |         | 0     |
 | 4309   | null     | null      | null    | unlabelled |         | 0     |
 | 4310   | null     | null      | null    | unlabelled |         | 0     |
 | 4311   | null     | null      | null    | unlabelled |         | 0     |
 | 4312   | null     | null      | null    | unlabelled |         | 0     |
 | 94284  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 131055 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 143129 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 224853 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 435404 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 538593 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 570644 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 593428 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 738768 | null     | null      | null    | unlabelled |         | 0     |
 | 738769 | v1:4     | ethernet1 | 1.1.3.3 | 545026     |         | 0     |
 | 738770 | v1:4     | ethernet1 | 1.1.3.3 | 545027     |         | 0     |
 | 738771 | v1:4     | ethernet1 | 1.1.3.3 | 545028     |         | 0     |
 | 738772 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 738773 | null     | null      | null    | unlabelled |         | 0     |
 | 738774 | null     | null      | null    | unlabelled |         | 0     |
 | 738775 | null     | null      | null    | unlabelled |         | 0     |
 | 738776 | null     | null      | null    | unlabelled |         | 0     |
 | 738777 | null     | null      | null    | unlabelled |         | 0     |
 | 869172 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 892221 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#