here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 299512  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 328387  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 384159  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 460574  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 512337  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 564660  | null     | null      | null    | unlabelled |         | 0     |
 | 564661  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 564662  | v1:4     | ethernet1 | 1.1.1.2 | 868704     |         | 0     |
 | 564663  | v1:4     | ethernet1 | 1.1.1.2 | 868705     |         | 0     |
 | 564664  | v1:4     | ethernet1 | 1.1.1.2 | 868706     |         | 0     |
 | 564665  | null     | null      | null    | unlabelled |         | 0     |
 | 564666  | null     | null      | null    | unlabelled |         | 0     |
 | 564667  | null     | null      | null    | unlabelled |         | 0     |
 | 564668  | null     | null      | null    | unlabelled |         | 0     |
 | 564669  | null     | null      | null    | unlabelled |         | 0     |
 | 632170  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 635236  | null     | null      | null    | unlabelled |         | 0     |
 | 635237  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 635238  | v1:6     | ethernet1 | 1234::2 | 1006197    |         | 0     |
 | 635239  | v1:6     | ethernet1 | 1234::2 | 1006198    |         | 0     |
 | 635240  | v1:6     | ethernet1 | 1234::2 | 1006199    |         | 0     |
 | 635241  | null     | null      | null    | unlabelled |         | 0     |
 | 635242  | null     | null      | null    | unlabelled |         | 0     |
 | 635243  | null     | null      | null    | unlabelled |         | 0     |
 | 635244  | null     | null      | null    | unlabelled |         | 0     |
 | 635245  | null     | null      | null    | unlabelled |         | 0     |
 | 658172  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 679247  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 918084  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 1034555 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 10724   | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 18925   | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 27187   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 52829   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 65392   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 114518  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 395911  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 396837  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 787880  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 791114  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 822179  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 868702  | null     | null      | null    | unlabelled |         | 0     |
 | 868703  | v1:4     | ethernet1 | 1.1.1.1 | 564661     |         | 1280  |
 | 868704  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 868705  | v1:4     | ethernet2 | 1.1.2.3 | 796842     |         | 640   |
 | 868706  | v1:4     | ethernet2 | 1.1.2.3 | 796843     |         | 640   |
 | 868707  | null     | null      | null    | unlabelled |         | 0     |
 | 868708  | null     | null      | null    | unlabelled |         | 0     |
 | 868709  | null     | null      | null    | unlabelled |         | 0     |
 | 868710  | null     | null      | null    | unlabelled |         | 0     |
 | 868711  | null     | null      | null    | unlabelled |         | 0     |
 | 981461  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1006195 | null     | null      | null    | unlabelled |         | 0     |
 | 1006196 | v1:6     | ethernet1 | 1234::1 | 635237     |         | 1280  |
 | 1006197 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1006198 | v1:6     | ethernet2 | 1235::3 | 581293     |         | 640   |
 | 1006199 | v1:6     | ethernet2 | 1235::3 | 581294     |         | 640   |
 | 1006200 | null     | null      | null    | unlabelled |         | 0     |
 | 1006201 | null     | null      | null    | unlabelled |         | 0     |
 | 1006202 | null     | null      | null    | unlabelled |         | 0     |
 | 1006203 | null     | null      | null    | unlabelled |         | 0     |
 | 1006204 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 15694  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 70240  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 155213 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 312066 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 322041 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 581290 | null     | null      | null    | unlabelled |         | 0     |
 | 581291 | v1:6     | ethernet1 | 1235::2 | 1006196    |         | 640   |
 | 581292 | v1:6     | ethernet1 | 1235::2 | 1006197    |         | 640   |
 | 581293 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 581294 | v1:6     | ethernet2 | 1236::4 | 785386     |         | 1280  |
 | 581295 | null     | null      | null    | unlabelled |         | 0     |
 | 581296 | null     | null      | null    | unlabelled |         | 0     |
 | 581297 | null     | null      | null    | unlabelled |         | 0     |
 | 581298 | null     | null      | null    | unlabelled |         | 0     |
 | 581299 | null     | null      | null    | unlabelled |         | 0     |
 | 593184 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 724626 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 759023 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 760561 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 796839 | null     | null      | null    | unlabelled |         | 0     |
 | 796840 | v1:4     | ethernet1 | 1.1.2.2 | 868703     |         | 640   |
 | 796841 | v1:4     | ethernet1 | 1.1.2.2 | 868704     |         | 640   |
 | 796842 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 796843 | v1:4     | ethernet2 | 1.1.3.4 | 173100     |         | 1280  |
 | 796844 | null     | null      | null    | unlabelled |         | 0     |
 | 796845 | null     | null      | null    | unlabelled |         | 0     |
 | 796846 | null     | null      | null    | unlabelled |         | 0     |
 | 796847 | null     | null      | null    | unlabelled |         | 0     |
 | 796848 | null     | null      | null    | unlabelled |         | 0     |
 | 810017 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 857291 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 944455 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 173096  | null     | null      | null    | unlabelled |         | 0     |
 | 173097  | v1:4     | ethernet1 | 1.1.3.3 | 796840     |         | 0     |
 | 173098  | v1:4     | ethernet1 | 1.1.3.3 | 796841     |         | 0     |
 | 173099  | v1:4     | ethernet1 | 1.1.3.3 | 796842     |         | 0     |
 | 173100  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 173101  | null     | null      | null    | unlabelled |         | 0     |
 | 173102  | null     | null      | null    | unlabelled |         | 0     |
 | 173103  | null     | null      | null    | unlabelled |         | 0     |
 | 173104  | null     | null      | null    | unlabelled |         | 0     |
 | 173105  | null     | null      | null    | unlabelled |         | 0     |
 | 182819  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 213219  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 370680  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 414381  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 478727  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 484371  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 556306  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 742367  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 785382  | null     | null      | null    | unlabelled |         | 0     |
 | 785383  | v1:6     | ethernet1 | 1236::3 | 581291     |         | 0     |
 | 785384  | v1:6     | ethernet1 | 1236::3 | 581292     |         | 0     |
 | 785385  | v1:6     | ethernet1 | 1236::3 | 581293     |         | 0     |
 | 785386  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 785387  | null     | null      | null    | unlabelled |         | 0     |
 | 785388  | null     | null      | null    | unlabelled |         | 0     |
 | 785389  | null     | null      | null    | unlabelled |         | 0     |
 | 785390  | null     | null      | null    | unlabelled |         | 0     |
 | 785391  | null     | null      | null    | unlabelled |         | 0     |
 | 796384  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 1043045 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#