here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 135028  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 142839  | null     | null      | null    | unlabelled |         | 0     |
 | 142840  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 142841  | v1:4     | ethernet1 | 1.1.1.2 | 922247     |         | 0     |
 | 142842  | v1:4     | ethernet1 | 1.1.1.2 | 922248     |         | 0     |
 | 142843  | v1:4     | ethernet1 | 1.1.1.2 | 922249     |         | 0     |
 | 142844  | null     | null      | null    | unlabelled |         | 0     |
 | 142845  | null     | null      | null    | unlabelled |         | 0     |
 | 142846  | null     | null      | null    | unlabelled |         | 0     |
 | 142847  | null     | null      | null    | unlabelled |         | 0     |
 | 142848  | null     | null      | null    | unlabelled |         | 0     |
 | 333440  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 659660  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 873303  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 888342  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1017777 | null     | null      | null    | unlabelled |         | 0     |
 | 1017778 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1017779 | v1:6     | ethernet1 | 1234::2 | 746442     |         | 0     |
 | 1017780 | v1:6     | ethernet1 | 1234::2 | 746443     |         | 0     |
 | 1017781 | v1:6     | ethernet1 | 1234::2 | 746444     |         | 0     |
 | 1017782 | null     | null      | null    | unlabelled |         | 0     |
 | 1017783 | null     | null      | null    | unlabelled |         | 0     |
 | 1017784 | null     | null      | null    | unlabelled |         | 0     |
 | 1017785 | null     | null      | null    | unlabelled |         | 0     |
 | 1017786 | null     | null      | null    | unlabelled |         | 0     |
 | 1022080 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 346143 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 371037 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 410910 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 429299 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 565772 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 746440 | null     | null      | null    | unlabelled |         | 0     |
 | 746441 | v1:6     | ethernet1 | 1234::1 | 1017778    |         | 1280  |
 | 746442 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 746443 | v1:6     | ethernet2 | 1235::3 | 274939     |         | 640   |
 | 746444 | v1:6     | ethernet2 | 1235::3 | 274940     |         | 640   |
 | 746445 | null     | null      | null    | unlabelled |         | 0     |
 | 746446 | null     | null      | null    | unlabelled |         | 0     |
 | 746447 | null     | null      | null    | unlabelled |         | 0     |
 | 746448 | null     | null      | null    | unlabelled |         | 0     |
 | 746449 | null     | null      | null    | unlabelled |         | 0     |
 | 813297 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 842407 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 868089 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 922245 | null     | null      | null    | unlabelled |         | 0     |
 | 922246 | v1:4     | ethernet1 | 1.1.1.1 | 142840     |         | 1280  |
 | 922247 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 922248 | v1:4     | ethernet2 | 1.1.2.3 | 989921     |         | 640   |
 | 922249 | v1:4     | ethernet2 | 1.1.2.3 | 989922     |         | 640   |
 | 922250 | null     | null      | null    | unlabelled |         | 0     |
 | 922251 | null     | null      | null    | unlabelled |         | 0     |
 | 922252 | null     | null      | null    | unlabelled |         | 0     |
 | 922253 | null     | null      | null    | unlabelled |         | 0     |
 | 922254 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 274936  | null     | null      | null    | unlabelled |         | 0     |
 | 274937  | v1:6     | ethernet1 | 1235::2 | 746441     |         | 640   |
 | 274938  | v1:6     | ethernet1 | 1235::2 | 746442     |         | 640   |
 | 274939  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 274940  | v1:6     | ethernet2 | 1236::4 | 390946     |         | 1280  |
 | 274941  | null     | null      | null    | unlabelled |         | 0     |
 | 274942  | null     | null      | null    | unlabelled |         | 0     |
 | 274943  | null     | null      | null    | unlabelled |         | 0     |
 | 274944  | null     | null      | null    | unlabelled |         | 0     |
 | 274945  | null     | null      | null    | unlabelled |         | 0     |
 | 519906  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 582492  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 590557  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 782927  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 908720  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 928375  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 965715  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 989918  | null     | null      | null    | unlabelled |         | 0     |
 | 989919  | v1:4     | ethernet1 | 1.1.2.2 | 922246     |         | 640   |
 | 989920  | v1:4     | ethernet1 | 1.1.2.2 | 922247     |         | 640   |
 | 989921  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 989922  | v1:4     | ethernet2 | 1.1.3.4 | 481441     |         | 1280  |
 | 989923  | null     | null      | null    | unlabelled |         | 0     |
 | 989924  | null     | null      | null    | unlabelled |         | 0     |
 | 989925  | null     | null      | null    | unlabelled |         | 0     |
 | 989926  | null     | null      | null    | unlabelled |         | 0     |
 | 989927  | null     | null      | null    | unlabelled |         | 0     |
 | 1014913 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 310932  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 354419  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 390942  | null     | null      | null    | unlabelled |         | 0     |
 | 390943  | v1:6     | ethernet1 | 1236::3 | 274937     |         | 0     |
 | 390944  | v1:6     | ethernet1 | 1236::3 | 274938     |         | 0     |
 | 390945  | v1:6     | ethernet1 | 1236::3 | 274939     |         | 0     |
 | 390946  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 390947  | null     | null      | null    | unlabelled |         | 0     |
 | 390948  | null     | null      | null    | unlabelled |         | 0     |
 | 390949  | null     | null      | null    | unlabelled |         | 0     |
 | 390950  | null     | null      | null    | unlabelled |         | 0     |
 | 390951  | null     | null      | null    | unlabelled |         | 0     |
 | 422142  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 481437  | null     | null      | null    | unlabelled |         | 0     |
 | 481438  | v1:4     | ethernet1 | 1.1.3.3 | 989919     |         | 0     |
 | 481439  | v1:4     | ethernet1 | 1.1.3.3 | 989920     |         | 0     |
 | 481440  | v1:4     | ethernet1 | 1.1.3.3 | 989921     |         | 0     |
 | 481441  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 481442  | null     | null      | null    | unlabelled |         | 0     |
 | 481443  | null     | null      | null    | unlabelled |         | 0     |
 | 481444  | null     | null      | null    | unlabelled |         | 0     |
 | 481445  | null     | null      | null    | unlabelled |         | 0     |
 | 481446  | null     | null      | null    | unlabelled |         | 0     |
 | 543136  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 784297  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1042261 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#