here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 141386  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 163942  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 307279  | null     | null      | null    | unlabelled |         | 0     |
 | 307280  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 307281  | v1:4     | ethernet1 | 1.1.1.2 | 51220      |         | 0     |
 | 307282  | v1:4     | ethernet1 | 1.1.1.2 | 51221      |         | 0     |
 | 307283  | v1:4     | ethernet1 | 1.1.1.2 | 51222      |         | 0     |
 | 307284  | null     | null      | null    | unlabelled |         | 0     |
 | 307285  | null     | null      | null    | unlabelled |         | 0     |
 | 307286  | null     | null      | null    | unlabelled |         | 0     |
 | 307287  | null     | null      | null    | unlabelled |         | 0     |
 | 307288  | null     | null      | null    | unlabelled |         | 0     |
 | 343258  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 425137  | null     | null      | null    | unlabelled |         | 0     |
 | 425138  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 425139  | v1:6     | ethernet1 | 1234::2 | 583517     |         | 0     |
 | 425140  | v1:6     | ethernet1 | 1234::2 | 583518     |         | 0     |
 | 425141  | v1:6     | ethernet1 | 1234::2 | 583519     |         | 0     |
 | 425142  | null     | null      | null    | unlabelled |         | 0     |
 | 425143  | null     | null      | null    | unlabelled |         | 0     |
 | 425144  | null     | null      | null    | unlabelled |         | 0     |
 | 425145  | null     | null      | null    | unlabelled |         | 0     |
 | 425146  | null     | null      | null    | unlabelled |         | 0     |
 | 493237  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 500835  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 596314  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 666676  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 789687  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 825725  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 1000925 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 51218  | null     | null      | null    | unlabelled |         | 0     |
 | 51219  | v1:4     | ethernet1 | 1.1.1.1 | 307280     |         | 1280  |
 | 51220  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 51221  | v1:4     | ethernet2 | 1.1.2.3 | 73849      |         | 640   |
 | 51222  | v1:4     | ethernet2 | 1.1.2.3 | 73850      |         | 640   |
 | 51223  | null     | null      | null    | unlabelled |         | 0     |
 | 51224  | null     | null      | null    | unlabelled |         | 0     |
 | 51225  | null     | null      | null    | unlabelled |         | 0     |
 | 51226  | null     | null      | null    | unlabelled |         | 0     |
 | 51227  | null     | null      | null    | unlabelled |         | 0     |
 | 81692  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 216098 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 316784 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 394591 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 396159 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 420127 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 479948 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 485102 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 583515 | null     | null      | null    | unlabelled |         | 0     |
 | 583516 | v1:6     | ethernet1 | 1234::1 | 425138     |         | 1280  |
 | 583517 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 583518 | v1:6     | ethernet2 | 1235::3 | 924774     |         | 640   |
 | 583519 | v1:6     | ethernet2 | 1235::3 | 924775     |         | 640   |
 | 583520 | null     | null      | null    | unlabelled |         | 0     |
 | 583521 | null     | null      | null    | unlabelled |         | 0     |
 | 583522 | null     | null      | null    | unlabelled |         | 0     |
 | 583523 | null     | null      | null    | unlabelled |         | 0     |
 | 583524 | null     | null      | null    | unlabelled |         | 0     |
 | 811766 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 821905 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 919164 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 925481 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 32307  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 73846  | null     | null      | null    | unlabelled |         | 0     |
 | 73847  | v1:4     | ethernet1 | 1.1.2.2 | 51219      |         | 640   |
 | 73848  | v1:4     | ethernet1 | 1.1.2.2 | 51220      |         | 640   |
 | 73849  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 73850  | v1:4     | ethernet2 | 1.1.3.4 | 1016798    |         | 1280  |
 | 73851  | null     | null      | null    | unlabelled |         | 0     |
 | 73852  | null     | null      | null    | unlabelled |         | 0     |
 | 73853  | null     | null      | null    | unlabelled |         | 0     |
 | 73854  | null     | null      | null    | unlabelled |         | 0     |
 | 73855  | null     | null      | null    | unlabelled |         | 0     |
 | 190012 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 202923 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 261557 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 275913 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 367149 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 482998 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 504920 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 570616 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 622688 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 649840 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 924771 | null     | null      | null    | unlabelled |         | 0     |
 | 924772 | v1:6     | ethernet1 | 1235::2 | 583516     |         | 640   |
 | 924773 | v1:6     | ethernet1 | 1235::2 | 583517     |         | 640   |
 | 924774 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 924775 | v1:6     | ethernet2 | 1236::4 | 409611     |         | 1280  |
 | 924776 | null     | null      | null    | unlabelled |         | 0     |
 | 924777 | null     | null      | null    | unlabelled |         | 0     |
 | 924778 | null     | null      | null    | unlabelled |         | 0     |
 | 924779 | null     | null      | null    | unlabelled |         | 0     |
 | 924780 | null     | null      | null    | unlabelled |         | 0     |
 | 953781 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 84464   | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 91245   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 166857  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 278170  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 409607  | null     | null      | null    | unlabelled |         | 0     |
 | 409608  | v1:6     | ethernet1 | 1236::3 | 924772     |         | 0     |
 | 409609  | v1:6     | ethernet1 | 1236::3 | 924773     |         | 0     |
 | 409610  | v1:6     | ethernet1 | 1236::3 | 924774     |         | 0     |
 | 409611  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 409612  | null     | null      | null    | unlabelled |         | 0     |
 | 409613  | null     | null      | null    | unlabelled |         | 0     |
 | 409614  | null     | null      | null    | unlabelled |         | 0     |
 | 409615  | null     | null      | null    | unlabelled |         | 0     |
 | 409616  | null     | null      | null    | unlabelled |         | 0     |
 | 453267  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 713221  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 760404  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 879957  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 920562  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 997152  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1016794 | null     | null      | null    | unlabelled |         | 0     |
 | 1016795 | v1:4     | ethernet1 | 1.1.3.3 | 73847      |         | 0     |
 | 1016796 | v1:4     | ethernet1 | 1.1.3.3 | 73848      |         | 0     |
 | 1016797 | v1:4     | ethernet1 | 1.1.3.3 | 73849      |         | 0     |
 | 1016798 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1016799 | null     | null      | null    | unlabelled |         | 0     |
 | 1016800 | null     | null      | null    | unlabelled |         | 0     |
 | 1016801 | null     | null      | null    | unlabelled |         | 0     |
 | 1016802 | null     | null      | null    | unlabelled |         | 0     |
 | 1016803 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#