here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 164066 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 233451 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 274337 | null     | null      | null    | unlabelled |         | 0     |
 | 274338 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 274339 | v1:4     | ethernet1 | 1.1.1.2 | 438012     |         | 0     |
 | 274340 | v1:4     | ethernet1 | 1.1.1.2 | 438013     |         | 0     |
 | 274341 | v1:4     | ethernet1 | 1.1.1.2 | 438014     |         | 0     |
 | 274342 | null     | null      | null    | unlabelled |         | 0     |
 | 274343 | null     | null      | null    | unlabelled |         | 0     |
 | 274344 | null     | null      | null    | unlabelled |         | 0     |
 | 274345 | null     | null      | null    | unlabelled |         | 0     |
 | 274346 | null     | null      | null    | unlabelled |         | 0     |
 | 321811 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 376381 | null     | null      | null    | unlabelled |         | 0     |
 | 376382 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 376383 | v1:6     | ethernet1 | 1234::2 | 927164     |         | 0     |
 | 376384 | v1:6     | ethernet1 | 1234::2 | 927165     |         | 0     |
 | 376385 | v1:6     | ethernet1 | 1234::2 | 927166     |         | 0     |
 | 376386 | null     | null      | null    | unlabelled |         | 0     |
 | 376387 | null     | null      | null    | unlabelled |         | 0     |
 | 376388 | null     | null      | null    | unlabelled |         | 0     |
 | 376389 | null     | null      | null    | unlabelled |         | 0     |
 | 376390 | null     | null      | null    | unlabelled |         | 0     |
 | 687233 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 805786 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 866194 | tester:4 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 42150   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 213028  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 220573  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 438010  | null     | null      | null    | unlabelled |         | 0     |
 | 438011  | v1:4     | ethernet1 | 1.1.1.1 | 274338     |         | 1280  |
 | 438012  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 438013  | v1:4     | ethernet2 | 1.1.2.3 | 893765     |         | 640   |
 | 438014  | v1:4     | ethernet2 | 1.1.2.3 | 893766     |         | 640   |
 | 438015  | null     | null      | null    | unlabelled |         | 0     |
 | 438016  | null     | null      | null    | unlabelled |         | 0     |
 | 438017  | null     | null      | null    | unlabelled |         | 0     |
 | 438018  | null     | null      | null    | unlabelled |         | 0     |
 | 438019  | null     | null      | null    | unlabelled |         | 0     |
 | 557087  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 927162  | null     | null      | null    | unlabelled |         | 0     |
 | 927163  | v1:6     | ethernet1 | 1234::1 | 376382     |         | 1280  |
 | 927164  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 927165  | v1:6     | ethernet2 | 1235::3 | 655708     |         | 640   |
 | 927166  | v1:6     | ethernet2 | 1235::3 | 655709     |         | 640   |
 | 927167  | null     | null      | null    | unlabelled |         | 0     |
 | 927168  | null     | null      | null    | unlabelled |         | 0     |
 | 927169  | null     | null      | null    | unlabelled |         | 0     |
 | 927170  | null     | null      | null    | unlabelled |         | 0     |
 | 927171  | null     | null      | null    | unlabelled |         | 0     |
 | 938882  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 999181  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1040327 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1046578 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 90219  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 201077 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 280541 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 342908 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 576560 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 611300 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 655705 | null     | null      | null    | unlabelled |         | 0     |
 | 655706 | v1:6     | ethernet1 | 1235::2 | 927163     |         | 640   |
 | 655707 | v1:6     | ethernet1 | 1235::2 | 927164     |         | 640   |
 | 655708 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 655709 | v1:6     | ethernet2 | 1236::4 | 460208     |         | 1280  |
 | 655710 | null     | null      | null    | unlabelled |         | 0     |
 | 655711 | null     | null      | null    | unlabelled |         | 0     |
 | 655712 | null     | null      | null    | unlabelled |         | 0     |
 | 655713 | null     | null      | null    | unlabelled |         | 0     |
 | 655714 | null     | null      | null    | unlabelled |         | 0     |
 | 833605 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 847714 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 893762 | null     | null      | null    | unlabelled |         | 0     |
 | 893763 | v1:4     | ethernet1 | 1.1.2.2 | 438011     |         | 640   |
 | 893764 | v1:4     | ethernet1 | 1.1.2.2 | 438012     |         | 640   |
 | 893765 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 893766 | v1:4     | ethernet2 | 1.1.3.4 | 255624     |         | 1280  |
 | 893767 | null     | null      | null    | unlabelled |         | 0     |
 | 893768 | null     | null      | null    | unlabelled |         | 0     |
 | 893769 | null     | null      | null    | unlabelled |         | 0     |
 | 893770 | null     | null      | null    | unlabelled |         | 0     |
 | 893771 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 120367 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 255620 | null     | null      | null    | unlabelled |         | 0     |
 | 255621 | v1:4     | ethernet1 | 1.1.3.3 | 893763     |         | 0     |
 | 255622 | v1:4     | ethernet1 | 1.1.3.3 | 893764     |         | 0     |
 | 255623 | v1:4     | ethernet1 | 1.1.3.3 | 893765     |         | 0     |
 | 255624 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 255625 | null     | null      | null    | unlabelled |         | 0     |
 | 255626 | null     | null      | null    | unlabelled |         | 0     |
 | 255627 | null     | null      | null    | unlabelled |         | 0     |
 | 255628 | null     | null      | null    | unlabelled |         | 0     |
 | 255629 | null     | null      | null    | unlabelled |         | 0     |
 | 460204 | null     | null      | null    | unlabelled |         | 0     |
 | 460205 | v1:6     | ethernet1 | 1236::3 | 655706     |         | 0     |
 | 460206 | v1:6     | ethernet1 | 1236::3 | 655707     |         | 0     |
 | 460207 | v1:6     | ethernet1 | 1236::3 | 655708     |         | 0     |
 | 460208 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 460209 | null     | null      | null    | unlabelled |         | 0     |
 | 460210 | null     | null      | null    | unlabelled |         | 0     |
 | 460211 | null     | null      | null    | unlabelled |         | 0     |
 | 460212 | null     | null      | null    | unlabelled |         | 0     |
 | 460213 | null     | null      | null    | unlabelled |         | 0     |
 | 521995 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 664881 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 675150 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 698446 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 804348 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#