here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-02-15 12:57:06.936
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 573     | null     | null      | null    | unlabelled |         | 0     |
 | 574     | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 575     | v1:6     | ethernet1 | 1234::2 | 293068     |         | 0     |
 | 576     | v1:6     | ethernet1 | 1234::2 | 293069     |         | 0     |
 | 577     | v1:6     | ethernet1 | 1234::2 | 293070     |         | 0     |
 | 578     | null     | null      | null    | unlabelled |         | 0     |
 | 579     | null     | null      | null    | unlabelled |         | 0     |
 | 580     | null     | null      | null    | unlabelled |         | 0     |
 | 581     | null     | null      | null    | unlabelled |         | 0     |
 | 582     | null     | null      | null    | unlabelled |         | 0     |
 | 37428   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 159552  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 182871  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 205713  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 406299  | null     | null      | null    | unlabelled |         | 0     |
 | 406300  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 406301  | v1:4     | ethernet1 | 1.1.1.2 | 100049     |         | 0     |
 | 406302  | v1:4     | ethernet1 | 1.1.1.2 | 100050     |         | 0     |
 | 406303  | v1:4     | ethernet1 | 1.1.1.2 | 100051     |         | 0     |
 | 406304  | null     | null      | null    | unlabelled |         | 0     |
 | 406305  | null     | null      | null    | unlabelled |         | 0     |
 | 406306  | null     | null      | null    | unlabelled |         | 0     |
 | 406307  | null     | null      | null    | unlabelled |         | 0     |
 | 406308  | null     | null      | null    | unlabelled |         | 0     |
 | 578954  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 783043  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 858658  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 873515  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 978424  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1042646 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-02-15 12:57:07.024
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 94287  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 100047 | null     | null      | null    | unlabelled |         | 0     |
 | 100048 | v1:4     | ethernet1 | 1.1.1.1 | 406300     |         | 1280  |
 | 100049 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 100050 | v1:4     | ethernet2 | 1.1.2.3 | 187505     |         | 640   |
 | 100051 | v1:4     | ethernet2 | 1.1.2.3 | 187506     |         | 640   |
 | 100052 | null     | null      | null    | unlabelled |         | 0     |
 | 100053 | null     | null      | null    | unlabelled |         | 0     |
 | 100054 | null     | null      | null    | unlabelled |         | 0     |
 | 100055 | null     | null      | null    | unlabelled |         | 0     |
 | 100056 | null     | null      | null    | unlabelled |         | 0     |
 | 256831 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 293066 | null     | null      | null    | unlabelled |         | 0     |
 | 293067 | v1:6     | ethernet1 | 1234::1 | 574        |         | 1280  |
 | 293068 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 293069 | v1:6     | ethernet2 | 1235::3 | 349356     |         | 640   |
 | 293070 | v1:6     | ethernet2 | 1235::3 | 349357     |         | 640   |
 | 293071 | null     | null      | null    | unlabelled |         | 0     |
 | 293072 | null     | null      | null    | unlabelled |         | 0     |
 | 293073 | null     | null      | null    | unlabelled |         | 0     |
 | 293074 | null     | null      | null    | unlabelled |         | 0     |
 | 293075 | null     | null      | null    | unlabelled |         | 0     |
 | 300769 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 302760 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 589676 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 646426 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 682246 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 746436 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 819323 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 934635 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 969415 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 985117 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-02-15 12:57:07.121
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 50932  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 178705 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 187502 | null     | null      | null    | unlabelled |         | 0     |
 | 187503 | v1:4     | ethernet1 | 1.1.2.2 | 100048     |         | 640   |
 | 187504 | v1:4     | ethernet1 | 1.1.2.2 | 100049     |         | 640   |
 | 187505 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 187506 | v1:4     | ethernet2 | 1.1.3.4 | 589975     |         | 1280  |
 | 187507 | null     | null      | null    | unlabelled |         | 0     |
 | 187508 | null     | null      | null    | unlabelled |         | 0     |
 | 187509 | null     | null      | null    | unlabelled |         | 0     |
 | 187510 | null     | null      | null    | unlabelled |         | 0     |
 | 187511 | null     | null      | null    | unlabelled |         | 0     |
 | 315128 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 315960 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 349353 | null     | null      | null    | unlabelled |         | 0     |
 | 349354 | v1:6     | ethernet1 | 1235::2 | 293067     |         | 640   |
 | 349355 | v1:6     | ethernet1 | 1235::2 | 293068     |         | 640   |
 | 349356 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 349357 | v1:6     | ethernet2 | 1236::4 | 948528     |         | 1280  |
 | 349358 | null     | null      | null    | unlabelled |         | 0     |
 | 349359 | null     | null      | null    | unlabelled |         | 0     |
 | 349360 | null     | null      | null    | unlabelled |         | 0     |
 | 349361 | null     | null      | null    | unlabelled |         | 0     |
 | 349362 | null     | null      | null    | unlabelled |         | 0     |
 | 468084 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 486324 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 531996 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 549720 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 635988 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 835654 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 864724 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 954217 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-02-15 12:57:07.149
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 127784 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 217366 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 236034 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 254872 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 258611 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 589971 | null     | null      | null    | unlabelled |         | 0     |
 | 589972 | v1:4     | ethernet1 | 1.1.3.3 | 187503     |         | 0     |
 | 589973 | v1:4     | ethernet1 | 1.1.3.3 | 187504     |         | 0     |
 | 589974 | v1:4     | ethernet1 | 1.1.3.3 | 187505     |         | 0     |
 | 589975 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 589976 | null     | null      | null    | unlabelled |         | 0     |
 | 589977 | null     | null      | null    | unlabelled |         | 0     |
 | 589978 | null     | null      | null    | unlabelled |         | 0     |
 | 589979 | null     | null      | null    | unlabelled |         | 0     |
 | 589980 | null     | null      | null    | unlabelled |         | 0     |
 | 606380 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 731350 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 748725 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 821274 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 824097 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 948524 | null     | null      | null    | unlabelled |         | 0     |
 | 948525 | v1:6     | ethernet1 | 1236::3 | 349354     |         | 0     |
 | 948526 | v1:6     | ethernet1 | 1236::3 | 349355     |         | 0     |
 | 948527 | v1:6     | ethernet1 | 1236::3 | 349356     |         | 0     |
 | 948528 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 948529 | null     | null      | null    | unlabelled |         | 0     |
 | 948530 | null     | null      | null    | unlabelled |         | 0     |
 | 948531 | null     | null      | null    | unlabelled |         | 0     |
 | 948532 | null     | null      | null    | unlabelled |         | 0     |
 | 948533 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#