here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2023-08-29 09:06:49.507
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 23365  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 176928 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 251488 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 256697 | null     | null      | null    | unlabelled |         | 0     |
 | 256698 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 256699 | v1:6     | ethernet1 | 1234::2 | 98857      |         | 0     |
 | 256700 | v1:6     | ethernet1 | 1234::2 | 98858      |         | 0     |
 | 256701 | v1:6     | ethernet1 | 1234::2 | 98859      |         | 0     |
 | 256702 | null     | null      | null    | unlabelled |         | 0     |
 | 256703 | null     | null      | null    | unlabelled |         | 0     |
 | 256704 | null     | null      | null    | unlabelled |         | 0     |
 | 256705 | null     | null      | null    | unlabelled |         | 0     |
 | 256706 | null     | null      | null    | unlabelled |         | 0     |
 | 308977 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 377701 | null     | null      | null    | unlabelled |         | 0     |
 | 377702 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 377703 | v1:4     | ethernet1 | 1.1.1.2 | 767363     |         | 0     |
 | 377704 | v1:4     | ethernet1 | 1.1.1.2 | 767364     |         | 0     |
 | 377705 | v1:4     | ethernet1 | 1.1.1.2 | 767365     |         | 0     |
 | 377706 | null     | null      | null    | unlabelled |         | 0     |
 | 377707 | null     | null      | null    | unlabelled |         | 0     |
 | 377708 | null     | null      | null    | unlabelled |         | 0     |
 | 377709 | null     | null      | null    | unlabelled |         | 0     |
 | 377710 | null     | null      | null    | unlabelled |         | 0     |
 | 384028 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 451565 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 491759 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 521438 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 691213 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 875798 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2023-08-29 09:06:49.604
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 98855  | null     | null      | null    | unlabelled |         | 0     |
 | 98856  | v1:6     | ethernet1 | 1234::1 | 256698     |         | 1280  |
 | 98857  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 98858  | v1:6     | ethernet2 | 1235::3 | 665095     |         | 640   |
 | 98859  | v1:6     | ethernet2 | 1235::3 | 665096     |         | 640   |
 | 98860  | null     | null      | null    | unlabelled |         | 0     |
 | 98861  | null     | null      | null    | unlabelled |         | 0     |
 | 98862  | null     | null      | null    | unlabelled |         | 0     |
 | 98863  | null     | null      | null    | unlabelled |         | 0     |
 | 98864  | null     | null      | null    | unlabelled |         | 0     |
 | 175221 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 176600 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 189114 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 205592 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 213358 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 229918 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 244297 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 331036 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 370446 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 376860 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 667679 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 767361 | null     | null      | null    | unlabelled |         | 0     |
 | 767362 | v1:4     | ethernet1 | 1.1.1.1 | 377702     |         | 1280  |
 | 767363 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 767364 | v1:4     | ethernet2 | 1.1.2.3 | 100748     |         | 640   |
 | 767365 | v1:4     | ethernet2 | 1.1.2.3 | 100749     |         | 640   |
 | 767366 | null     | null      | null    | unlabelled |         | 0     |
 | 767367 | null     | null      | null    | unlabelled |         | 0     |
 | 767368 | null     | null      | null    | unlabelled |         | 0     |
 | 767369 | null     | null      | null    | unlabelled |         | 0     |
 | 767370 | null     | null      | null    | unlabelled |         | 0     |
 | 945469 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2023-08-29 09:06:49.706
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 100745 | null     | null      | null    | unlabelled |         | 0     |
 | 100746 | v1:4     | ethernet1 | 1.1.2.2 | 767362     |         | 640   |
 | 100747 | v1:4     | ethernet1 | 1.1.2.2 | 767363     |         | 640   |
 | 100748 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 100749 | v1:4     | ethernet2 | 1.1.3.4 | 575044     |         | 1280  |
 | 100750 | null     | null      | null    | unlabelled |         | 0     |
 | 100751 | null     | null      | null    | unlabelled |         | 0     |
 | 100752 | null     | null      | null    | unlabelled |         | 0     |
 | 100753 | null     | null      | null    | unlabelled |         | 0     |
 | 100754 | null     | null      | null    | unlabelled |         | 0     |
 | 161991 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 233165 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 434616 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 487075 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 526483 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 558971 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 665092 | null     | null      | null    | unlabelled |         | 0     |
 | 665093 | v1:6     | ethernet1 | 1235::2 | 98856      |         | 640   |
 | 665094 | v1:6     | ethernet1 | 1235::2 | 98857      |         | 640   |
 | 665095 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 665096 | v1:6     | ethernet2 | 1236::4 | 503617     |         | 1280  |
 | 665097 | null     | null      | null    | unlabelled |         | 0     |
 | 665098 | null     | null      | null    | unlabelled |         | 0     |
 | 665099 | null     | null      | null    | unlabelled |         | 0     |
 | 665100 | null     | null      | null    | unlabelled |         | 0     |
 | 665101 | null     | null      | null    | unlabelled |         | 0     |
 | 695500 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 720358 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 757450 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 907984 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 914624 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 971656 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2023-08-29 09:06:49.826
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 17251  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 26054  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 236567 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 291614 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 357578 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 358466 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 450373 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 503613 | null     | null      | null    | unlabelled |         | 0     |
 | 503614 | v1:6     | ethernet1 | 1236::3 | 665093     |         | 0     |
 | 503615 | v1:6     | ethernet1 | 1236::3 | 665094     |         | 0     |
 | 503616 | v1:6     | ethernet1 | 1236::3 | 665095     |         | 0     |
 | 503617 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 503618 | null     | null      | null    | unlabelled |         | 0     |
 | 503619 | null     | null      | null    | unlabelled |         | 0     |
 | 503620 | null     | null      | null    | unlabelled |         | 0     |
 | 503621 | null     | null      | null    | unlabelled |         | 0     |
 | 503622 | null     | null      | null    | unlabelled |         | 0     |
 | 537307 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 575040 | null     | null      | null    | unlabelled |         | 0     |
 | 575041 | v1:4     | ethernet1 | 1.1.3.3 | 100746     |         | 0     |
 | 575042 | v1:4     | ethernet1 | 1.1.3.3 | 100747     |         | 0     |
 | 575043 | v1:4     | ethernet1 | 1.1.3.3 | 100748     |         | 0     |
 | 575044 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 575045 | null     | null      | null    | unlabelled |         | 0     |
 | 575046 | null     | null      | null    | unlabelled |         | 0     |
 | 575047 | null     | null      | null    | unlabelled |         | 0     |
 | 575048 | null     | null      | null    | unlabelled |         | 0     |
 | 575049 | null     | null      | null    | unlabelled |         | 0     |
 | 874187 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 891375 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#