here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 92325  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 163744 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 172763 | null     | null      | null    | unlabelled |         | 0     |
 | 172764 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 172765 | v1:6     | ethernet1 | 1234::2 | 93127      |         | 0     |
 | 172766 | v1:6     | ethernet1 | 1234::2 | 93128      |         | 0     |
 | 172767 | v1:6     | ethernet1 | 1234::2 | 93129      |         | 0     |
 | 172768 | null     | null      | null    | unlabelled |         | 0     |
 | 172769 | null     | null      | null    | unlabelled |         | 0     |
 | 172770 | null     | null      | null    | unlabelled |         | 0     |
 | 172771 | null     | null      | null    | unlabelled |         | 0     |
 | 172772 | null     | null      | null    | unlabelled |         | 0     |
 | 196945 | null     | null      | null    | unlabelled |         | 0     |
 | 196946 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 196947 | v1:4     | ethernet1 | 1.1.1.2 | 563041     |         | 0     |
 | 196948 | v1:4     | ethernet1 | 1.1.1.2 | 563042     |         | 0     |
 | 196949 | v1:4     | ethernet1 | 1.1.1.2 | 563043     |         | 0     |
 | 196950 | null     | null      | null    | unlabelled |         | 0     |
 | 196951 | null     | null      | null    | unlabelled |         | 0     |
 | 196952 | null     | null      | null    | unlabelled |         | 0     |
 | 196953 | null     | null      | null    | unlabelled |         | 0     |
 | 196954 | null     | null      | null    | unlabelled |         | 0     |
 | 791928 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 912665 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 938461 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 951920 | v1:4     | ethernet1 | 1.1.1.2 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 64866   | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 93125   | null     | null      | null    | unlabelled |         | 0     |
 | 93126   | v1:6     | ethernet1 | 1234::1 | 172764     |         | 1280  |
 | 93127   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 93128   | v1:6     | ethernet2 | 1235::3 | 344617     |         | 640   |
 | 93129   | v1:6     | ethernet2 | 1235::3 | 344618     |         | 640   |
 | 93130   | null     | null      | null    | unlabelled |         | 0     |
 | 93131   | null     | null      | null    | unlabelled |         | 0     |
 | 93132   | null     | null      | null    | unlabelled |         | 0     |
 | 93133   | null     | null      | null    | unlabelled |         | 0     |
 | 93134   | null     | null      | null    | unlabelled |         | 0     |
 | 249704  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 374903  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 534540  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 563039  | null     | null      | null    | unlabelled |         | 0     |
 | 563040  | v1:4     | ethernet1 | 1.1.1.1 | 196946     |         | 1280  |
 | 563041  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 563042  | v1:4     | ethernet2 | 1.1.2.3 | 777873     |         | 640   |
 | 563043  | v1:4     | ethernet2 | 1.1.2.3 | 777874     |         | 640   |
 | 563044  | null     | null      | null    | unlabelled |         | 0     |
 | 563045  | null     | null      | null    | unlabelled |         | 0     |
 | 563046  | null     | null      | null    | unlabelled |         | 0     |
 | 563047  | null     | null      | null    | unlabelled |         | 0     |
 | 563048  | null     | null      | null    | unlabelled |         | 0     |
 | 641317  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 861188  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 1010522 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1047920 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 285024 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 344614 | null     | null      | null    | unlabelled |         | 0     |
 | 344615 | v1:6     | ethernet1 | 1235::2 | 93126      |         | 640   |
 | 344616 | v1:6     | ethernet1 | 1235::2 | 93127      |         | 640   |
 | 344617 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 344618 | v1:6     | ethernet2 | 1236::4 | 907184     |         | 1280  |
 | 344619 | null     | null      | null    | unlabelled |         | 0     |
 | 344620 | null     | null      | null    | unlabelled |         | 0     |
 | 344621 | null     | null      | null    | unlabelled |         | 0     |
 | 344622 | null     | null      | null    | unlabelled |         | 0     |
 | 344623 | null     | null      | null    | unlabelled |         | 0     |
 | 354920 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 403837 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 434919 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 479927 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 674473 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 777870 | null     | null      | null    | unlabelled |         | 0     |
 | 777871 | v1:4     | ethernet1 | 1.1.2.2 | 563040     |         | 640   |
 | 777872 | v1:4     | ethernet1 | 1.1.2.2 | 563041     |         | 640   |
 | 777873 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 777874 | v1:4     | ethernet2 | 1.1.3.4 | 52776      |         | 1280  |
 | 777875 | null     | null      | null    | unlabelled |         | 0     |
 | 777876 | null     | null      | null    | unlabelled |         | 0     |
 | 777877 | null     | null      | null    | unlabelled |         | 0     |
 | 777878 | null     | null      | null    | unlabelled |         | 0     |
 | 777879 | null     | null      | null    | unlabelled |         | 0     |
 | 843087 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 919078 | v1:6     | ethernet1 | 1235::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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 52772   | null     | null      | null    | unlabelled |         | 0     |
 | 52773   | v1:4     | ethernet1 | 1.1.3.3 | 777871     |         | 0     |
 | 52774   | v1:4     | ethernet1 | 1.1.3.3 | 777872     |         | 0     |
 | 52775   | v1:4     | ethernet1 | 1.1.3.3 | 777873     |         | 0     |
 | 52776   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 52777   | null     | null      | null    | unlabelled |         | 0     |
 | 52778   | null     | null      | null    | unlabelled |         | 0     |
 | 52779   | null     | null      | null    | unlabelled |         | 0     |
 | 52780   | null     | null      | null    | unlabelled |         | 0     |
 | 52781   | null     | null      | null    | unlabelled |         | 0     |
 | 374866  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 492961  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 561298  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 689790  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 907180  | null     | null      | null    | unlabelled |         | 0     |
 | 907181  | v1:6     | ethernet1 | 1236::3 | 344615     |         | 0     |
 | 907182  | v1:6     | ethernet1 | 1236::3 | 344616     |         | 0     |
 | 907183  | v1:6     | ethernet1 | 1236::3 | 344617     |         | 0     |
 | 907184  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 907185  | null     | null      | null    | unlabelled |         | 0     |
 | 907186  | null     | null      | null    | unlabelled |         | 0     |
 | 907187  | null     | null      | null    | unlabelled |         | 0     |
 | 907188  | null     | null      | null    | unlabelled |         | 0     |
 | 907189  | null     | null      | null    | unlabelled |         | 0     |
 | 976386  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 1042796 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#