here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 77117   | null     | null      | null    | unlabelled |         | 0     |
 | 77118   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 77119   | v1:6     | ethernet1 | 1234::2 | 558602     |         | 0     |
 | 77120   | v1:6     | ethernet1 | 1234::2 | 558603     |         | 0     |
 | 77121   | v1:6     | ethernet1 | 1234::2 | 558604     |         | 0     |
 | 77122   | null     | null      | null    | unlabelled |         | 0     |
 | 77123   | null     | null      | null    | unlabelled |         | 0     |
 | 77124   | null     | null      | null    | unlabelled |         | 0     |
 | 77125   | null     | null      | null    | unlabelled |         | 0     |
 | 77126   | null     | null      | null    | unlabelled |         | 0     |
 | 184329  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 197881  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 496240  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 539684  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 594922  | null     | null      | null    | unlabelled |         | 0     |
 | 594923  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 594924  | v1:4     | ethernet1 | 1.1.1.2 | 611100     |         | 0     |
 | 594925  | v1:4     | ethernet1 | 1.1.1.2 | 611101     |         | 0     |
 | 594926  | v1:4     | ethernet1 | 1.1.1.2 | 611102     |         | 0     |
 | 594927  | null     | null      | null    | unlabelled |         | 0     |
 | 594928  | null     | null      | null    | unlabelled |         | 0     |
 | 594929  | null     | null      | null    | unlabelled |         | 0     |
 | 594930  | null     | null      | null    | unlabelled |         | 0     |
 | 594931  | null     | null      | null    | unlabelled |         | 0     |
 | 633769  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 704833  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 716092  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 956380  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 985031  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1043862 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 99739  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 314009 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 340244 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 558600 | null     | null      | null    | unlabelled |         | 0     |
 | 558601 | v1:6     | ethernet1 | 1234::1 | 77118      |         | 1280  |
 | 558602 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 558603 | v1:6     | ethernet2 | 1235::3 | 766571     |         | 640   |
 | 558604 | v1:6     | ethernet2 | 1235::3 | 766572     |         | 640   |
 | 558605 | null     | null      | null    | unlabelled |         | 0     |
 | 558606 | null     | null      | null    | unlabelled |         | 0     |
 | 558607 | null     | null      | null    | unlabelled |         | 0     |
 | 558608 | null     | null      | null    | unlabelled |         | 0     |
 | 558609 | null     | null      | null    | unlabelled |         | 0     |
 | 580644 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 611098 | null     | null      | null    | unlabelled |         | 0     |
 | 611099 | v1:4     | ethernet1 | 1.1.1.1 | 594923     |         | 1280  |
 | 611100 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 611101 | v1:4     | ethernet2 | 1.1.2.3 | 665328     |         | 640   |
 | 611102 | v1:4     | ethernet2 | 1.1.2.3 | 665329     |         | 640   |
 | 611103 | null     | null      | null    | unlabelled |         | 0     |
 | 611104 | null     | null      | null    | unlabelled |         | 0     |
 | 611105 | null     | null      | null    | unlabelled |         | 0     |
 | 611106 | null     | null      | null    | unlabelled |         | 0     |
 | 611107 | null     | null      | null    | unlabelled |         | 0     |
 | 659526 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 664956 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 666104 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 679614 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 706158 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 805118 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 845655 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 889075 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 21399  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 56589  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 78345  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 100917 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 158168 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 598399 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 640800 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 665325 | null     | null      | null    | unlabelled |         | 0     |
 | 665326 | v1:4     | ethernet1 | 1.1.2.2 | 611099     |         | 640   |
 | 665327 | v1:4     | ethernet1 | 1.1.2.2 | 611100     |         | 640   |
 | 665328 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 665329 | v1:4     | ethernet2 | 1.1.3.4 | 502174     |         | 1280  |
 | 665330 | null     | null      | null    | unlabelled |         | 0     |
 | 665331 | null     | null      | null    | unlabelled |         | 0     |
 | 665332 | null     | null      | null    | unlabelled |         | 0     |
 | 665333 | null     | null      | null    | unlabelled |         | 0     |
 | 665334 | null     | null      | null    | unlabelled |         | 0     |
 | 700562 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 711841 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 766568 | null     | null      | null    | unlabelled |         | 0     |
 | 766569 | v1:6     | ethernet1 | 1235::2 | 558601     |         | 640   |
 | 766570 | v1:6     | ethernet1 | 1235::2 | 558602     |         | 640   |
 | 766571 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 766572 | v1:6     | ethernet2 | 1236::4 | 36864      |         | 1280  |
 | 766573 | null     | null      | null    | unlabelled |         | 0     |
 | 766574 | null     | null      | null    | unlabelled |         | 0     |
 | 766575 | null     | null      | null    | unlabelled |         | 0     |
 | 766576 | null     | null      | null    | unlabelled |         | 0     |
 | 766577 | null     | null      | null    | unlabelled |         | 0     |
 | 778445 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 836272 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 882245 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 36860  | null     | null      | null    | unlabelled |         | 0     |
 | 36861  | v1:6     | ethernet1 | 1236::3 | 766569     |         | 0     |
 | 36862  | v1:6     | ethernet1 | 1236::3 | 766570     |         | 0     |
 | 36863  | v1:6     | ethernet1 | 1236::3 | 766571     |         | 0     |
 | 36864  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 36865  | null     | null      | null    | unlabelled |         | 0     |
 | 36866  | null     | null      | null    | unlabelled |         | 0     |
 | 36867  | null     | null      | null    | unlabelled |         | 0     |
 | 36868  | null     | null      | null    | unlabelled |         | 0     |
 | 36869  | null     | null      | null    | unlabelled |         | 0     |
 | 44389  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 211904 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 438405 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 502170 | null     | null      | null    | unlabelled |         | 0     |
 | 502171 | v1:4     | ethernet1 | 1.1.3.3 | 665326     |         | 0     |
 | 502172 | v1:4     | ethernet1 | 1.1.3.3 | 665327     |         | 0     |
 | 502173 | v1:4     | ethernet1 | 1.1.3.3 | 665328     |         | 0     |
 | 502174 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 502175 | null     | null      | null    | unlabelled |         | 0     |
 | 502176 | null     | null      | null    | unlabelled |         | 0     |
 | 502177 | null     | null      | null    | unlabelled |         | 0     |
 | 502178 | null     | null      | null    | unlabelled |         | 0     |
 | 502179 | null     | null      | null    | unlabelled |         | 0     |
 | 520300 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 552064 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 559249 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 651583 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 675694 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 721525 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 928726 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#