here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 92577  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 96307  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 160726 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 318256 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 420400 | null     | null      | null    | unlabelled |         | 0     |
 | 420401 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 420402 | v1:4     | ethernet1 | 1.1.1.2 | 157471     |         | 0     |
 | 420403 | v1:4     | ethernet1 | 1.1.1.2 | 157472     |         | 0     |
 | 420404 | v1:4     | ethernet1 | 1.1.1.2 | 157473     |         | 0     |
 | 420405 | null     | null      | null    | unlabelled |         | 0     |
 | 420406 | null     | null      | null    | unlabelled |         | 0     |
 | 420407 | null     | null      | null    | unlabelled |         | 0     |
 | 420408 | null     | null      | null    | unlabelled |         | 0     |
 | 420409 | null     | null      | null    | unlabelled |         | 0     |
 | 507089 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 537903 | null     | null      | null    | unlabelled |         | 0     |
 | 537904 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 537905 | v1:6     | ethernet1 | 1234::2 | 373800     |         | 0     |
 | 537906 | v1:6     | ethernet1 | 1234::2 | 373801     |         | 0     |
 | 537907 | v1:6     | ethernet1 | 1234::2 | 373802     |         | 0     |
 | 537908 | null     | null      | null    | unlabelled |         | 0     |
 | 537909 | null     | null      | null    | unlabelled |         | 0     |
 | 537910 | null     | null      | null    | unlabelled |         | 0     |
 | 537911 | null     | null      | null    | unlabelled |         | 0     |
 | 537912 | null     | null      | null    | unlabelled |         | 0     |
 | 600177 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 705020 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 729612 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 819044 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 959824 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 50548  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 55110  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 157469 | null     | null      | null    | unlabelled |         | 0     |
 | 157470 | v1:4     | ethernet1 | 1.1.1.1 | 420401     |         | 1280  |
 | 157471 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 157472 | v1:4     | ethernet2 | 1.1.2.3 | 521888     |         | 640   |
 | 157473 | v1:4     | ethernet2 | 1.1.2.3 | 521889     |         | 640   |
 | 157474 | null     | null      | null    | unlabelled |         | 0     |
 | 157475 | null     | null      | null    | unlabelled |         | 0     |
 | 157476 | null     | null      | null    | unlabelled |         | 0     |
 | 157477 | null     | null      | null    | unlabelled |         | 0     |
 | 157478 | null     | null      | null    | unlabelled |         | 0     |
 | 180728 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 196921 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 200677 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 240969 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 267806 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 373798 | null     | null      | null    | unlabelled |         | 0     |
 | 373799 | v1:6     | ethernet1 | 1234::1 | 537904     |         | 1280  |
 | 373800 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 373801 | v1:6     | ethernet2 | 1235::3 | 697116     |         | 640   |
 | 373802 | v1:6     | ethernet2 | 1235::3 | 697117     |         | 640   |
 | 373803 | null     | null      | null    | unlabelled |         | 0     |
 | 373804 | null     | null      | null    | unlabelled |         | 0     |
 | 373805 | null     | null      | null    | unlabelled |         | 0     |
 | 373806 | null     | null      | null    | unlabelled |         | 0     |
 | 373807 | null     | null      | null    | unlabelled |         | 0     |
 | 457346 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 545220 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 758855 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 841485 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 951322 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 16977   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 18675   | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 75900   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 206964  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 340866  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 521885  | null     | null      | null    | unlabelled |         | 0     |
 | 521886  | v1:4     | ethernet1 | 1.1.2.2 | 157470     |         | 640   |
 | 521887  | v1:4     | ethernet1 | 1.1.2.2 | 157471     |         | 640   |
 | 521888  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 521889  | v1:4     | ethernet2 | 1.1.3.4 | 68737      |         | 1280  |
 | 521890  | null     | null      | null    | unlabelled |         | 0     |
 | 521891  | null     | null      | null    | unlabelled |         | 0     |
 | 521892  | null     | null      | null    | unlabelled |         | 0     |
 | 521893  | null     | null      | null    | unlabelled |         | 0     |
 | 521894  | null     | null      | null    | unlabelled |         | 0     |
 | 598934  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 631011  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 697113  | null     | null      | null    | unlabelled |         | 0     |
 | 697114  | v1:6     | ethernet1 | 1235::2 | 373799     |         | 640   |
 | 697115  | v1:6     | ethernet1 | 1235::2 | 373800     |         | 640   |
 | 697116  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 697117  | v1:6     | ethernet2 | 1236::4 | 574907     |         | 1280  |
 | 697118  | null     | null      | null    | unlabelled |         | 0     |
 | 697119  | null     | null      | null    | unlabelled |         | 0     |
 | 697120  | null     | null      | null    | unlabelled |         | 0     |
 | 697121  | null     | null      | null    | unlabelled |         | 0     |
 | 697122  | null     | null      | null    | unlabelled |         | 0     |
 | 701130  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 754662  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 864971  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 906194  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1004299 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 68733  | null     | null      | null    | unlabelled |         | 0     |
 | 68734  | v1:4     | ethernet1 | 1.1.3.3 | 521886     |         | 0     |
 | 68735  | v1:4     | ethernet1 | 1.1.3.3 | 521887     |         | 0     |
 | 68736  | v1:4     | ethernet1 | 1.1.3.3 | 521888     |         | 0     |
 | 68737  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 68738  | null     | null      | null    | unlabelled |         | 0     |
 | 68739  | null     | null      | null    | unlabelled |         | 0     |
 | 68740  | null     | null      | null    | unlabelled |         | 0     |
 | 68741  | null     | null      | null    | unlabelled |         | 0     |
 | 68742  | null     | null      | null    | unlabelled |         | 0     |
 | 242149 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 546881 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 574903 | null     | null      | null    | unlabelled |         | 0     |
 | 574904 | v1:6     | ethernet1 | 1236::3 | 697114     |         | 0     |
 | 574905 | v1:6     | ethernet1 | 1236::3 | 697115     |         | 0     |
 | 574906 | v1:6     | ethernet1 | 1236::3 | 697116     |         | 0     |
 | 574907 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 574908 | null     | null      | null    | unlabelled |         | 0     |
 | 574909 | null     | null      | null    | unlabelled |         | 0     |
 | 574910 | null     | null      | null    | unlabelled |         | 0     |
 | 574911 | null     | null      | null    | unlabelled |         | 0     |
 | 574912 | null     | null      | null    | unlabelled |         | 0     |
 | 598336 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 616169 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 624828 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 673081 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 741484 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 841859 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 847204 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 920639 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#