here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 62610  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 135086 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 229508 | null     | null      | null    | unlabelled |         | 0     |
 | 229509 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 229510 | v1:4     | ethernet1 | 1.1.1.2 | 423590     |         | 0     |
 | 229511 | v1:4     | ethernet1 | 1.1.1.2 | 423591     |         | 0     |
 | 229512 | v1:4     | ethernet1 | 1.1.1.2 | 423592     |         | 0     |
 | 229513 | null     | null      | null    | unlabelled |         | 0     |
 | 229514 | null     | null      | null    | unlabelled |         | 0     |
 | 229515 | null     | null      | null    | unlabelled |         | 0     |
 | 229516 | null     | null      | null    | unlabelled |         | 0     |
 | 229517 | null     | null      | null    | unlabelled |         | 0     |
 | 305852 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 308262 | null     | null      | null    | unlabelled |         | 0     |
 | 308263 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 308264 | v1:6     | ethernet1 | 1234::2 | 769506     |         | 0     |
 | 308265 | v1:6     | ethernet1 | 1234::2 | 769507     |         | 0     |
 | 308266 | v1:6     | ethernet1 | 1234::2 | 769508     |         | 0     |
 | 308267 | null     | null      | null    | unlabelled |         | 0     |
 | 308268 | null     | null      | null    | unlabelled |         | 0     |
 | 308269 | null     | null      | null    | unlabelled |         | 0     |
 | 308270 | null     | null      | null    | unlabelled |         | 0     |
 | 308271 | null     | null      | null    | unlabelled |         | 0     |
 | 349415 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 443160 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 478605 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 852106 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 921721 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 980137 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 984525 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 393177 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 423588 | null     | null      | null    | unlabelled |         | 0     |
 | 423589 | v1:4     | ethernet1 | 1.1.1.1 | 229509     |         | 1280  |
 | 423590 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 423591 | v1:4     | ethernet2 | 1.1.2.3 | 793293     |         | 640   |
 | 423592 | v1:4     | ethernet2 | 1.1.2.3 | 793294     |         | 640   |
 | 423593 | null     | null      | null    | unlabelled |         | 0     |
 | 423594 | null     | null      | null    | unlabelled |         | 0     |
 | 423595 | null     | null      | null    | unlabelled |         | 0     |
 | 423596 | null     | null      | null    | unlabelled |         | 0     |
 | 423597 | null     | null      | null    | unlabelled |         | 0     |
 | 472735 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 601821 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 630557 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 696074 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 711652 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 749971 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 769504 | null     | null      | null    | unlabelled |         | 0     |
 | 769505 | v1:6     | ethernet1 | 1234::1 | 308263     |         | 1280  |
 | 769506 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 769507 | v1:6     | ethernet2 | 1235::3 | 814525     |         | 640   |
 | 769508 | v1:6     | ethernet2 | 1235::3 | 814526     |         | 640   |
 | 769509 | null     | null      | null    | unlabelled |         | 0     |
 | 769510 | null     | null      | null    | unlabelled |         | 0     |
 | 769511 | null     | null      | null    | unlabelled |         | 0     |
 | 769512 | null     | null      | null    | unlabelled |         | 0     |
 | 769513 | null     | null      | null    | unlabelled |         | 0     |
 | 824847 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 834851 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 887265 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 888500 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 940519 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 30419  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 55862  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 201415 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 310015 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 359917 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 369191 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 546185 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 590950 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 635583 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 726685 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 793290 | null     | null      | null    | unlabelled |         | 0     |
 | 793291 | v1:4     | ethernet1 | 1.1.2.2 | 423589     |         | 640   |
 | 793292 | v1:4     | ethernet1 | 1.1.2.2 | 423590     |         | 640   |
 | 793293 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 793294 | v1:4     | ethernet2 | 1.1.3.4 | 954051     |         | 1280  |
 | 793295 | null     | null      | null    | unlabelled |         | 0     |
 | 793296 | null     | null      | null    | unlabelled |         | 0     |
 | 793297 | null     | null      | null    | unlabelled |         | 0     |
 | 793298 | null     | null      | null    | unlabelled |         | 0     |
 | 793299 | null     | null      | null    | unlabelled |         | 0     |
 | 814522 | null     | null      | null    | unlabelled |         | 0     |
 | 814523 | v1:6     | ethernet1 | 1235::2 | 769505     |         | 640   |
 | 814524 | v1:6     | ethernet1 | 1235::2 | 769506     |         | 640   |
 | 814525 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 814526 | v1:6     | ethernet2 | 1236::4 | 822017     |         | 1280  |
 | 814527 | null     | null      | null    | unlabelled |         | 0     |
 | 814528 | null     | null      | null    | unlabelled |         | 0     |
 | 814529 | null     | null      | null    | unlabelled |         | 0     |
 | 814530 | null     | null      | null    | unlabelled |         | 0     |
 | 814531 | null     | null      | null    | unlabelled |         | 0     |
 | 842069 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 926894 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 167804 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 186329 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 235057 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 317619 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 331836 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 338128 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 431952 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 480606 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 587648 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 822013 | null     | null      | null    | unlabelled |         | 0     |
 | 822014 | v1:6     | ethernet1 | 1236::3 | 814523     |         | 0     |
 | 822015 | v1:6     | ethernet1 | 1236::3 | 814524     |         | 0     |
 | 822016 | v1:6     | ethernet1 | 1236::3 | 814525     |         | 0     |
 | 822017 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 822018 | null     | null      | null    | unlabelled |         | 0     |
 | 822019 | null     | null      | null    | unlabelled |         | 0     |
 | 822020 | null     | null      | null    | unlabelled |         | 0     |
 | 822021 | null     | null      | null    | unlabelled |         | 0     |
 | 822022 | null     | null      | null    | unlabelled |         | 0     |
 | 910234 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 954047 | null     | null      | null    | unlabelled |         | 0     |
 | 954048 | v1:4     | ethernet1 | 1.1.3.3 | 793291     |         | 0     |
 | 954049 | v1:4     | ethernet1 | 1.1.3.3 | 793292     |         | 0     |
 | 954050 | v1:4     | ethernet1 | 1.1.3.3 | 793293     |         | 0     |
 | 954051 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 954052 | null     | null      | null    | unlabelled |         | 0     |
 | 954053 | null     | null      | null    | unlabelled |         | 0     |
 | 954054 | null     | null      | null    | unlabelled |         | 0     |
 | 954055 | null     | null      | null    | unlabelled |         | 0     |
 | 954056 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#