here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 13147  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 72409  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 93504  | null     | null      | null    | unlabelled |         | 0     |
 | 93505  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 93506  | v1:4     | ethernet1 | 1.1.1.2 | 91757      |         | 0     |
 | 93507  | v1:4     | ethernet1 | 1.1.1.2 | 91758      |         | 0     |
 | 93508  | v1:4     | ethernet1 | 1.1.1.2 | 91759      |         | 0     |
 | 93509  | null     | null      | null    | unlabelled |         | 0     |
 | 93510  | null     | null      | null    | unlabelled |         | 0     |
 | 93511  | null     | null      | null    | unlabelled |         | 0     |
 | 93512  | null     | null      | null    | unlabelled |         | 0     |
 | 93513  | null     | null      | null    | unlabelled |         | 0     |
 | 215067 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 531362 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 725939 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 754782 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 762535 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 785389 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 793436 | null     | null      | null    | unlabelled |         | 0     |
 | 793437 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 793438 | v1:6     | ethernet1 | 1234::2 | 247331     |         | 0     |
 | 793439 | v1:6     | ethernet1 | 1234::2 | 247332     |         | 0     |
 | 793440 | v1:6     | ethernet1 | 1234::2 | 247333     |         | 0     |
 | 793441 | null     | null      | null    | unlabelled |         | 0     |
 | 793442 | null     | null      | null    | unlabelled |         | 0     |
 | 793443 | null     | null      | null    | unlabelled |         | 0     |
 | 793444 | null     | null      | null    | unlabelled |         | 0     |
 | 793445 | null     | null      | null    | unlabelled |         | 0     |
 | 828364 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 954976 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 32317  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 74905  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 90589  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 91755  | null     | null      | null    | unlabelled |         | 0     |
 | 91756  | v1:4     | ethernet1 | 1.1.1.1 | 93505      |         | 1280  |
 | 91757  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 91758  | v1:4     | ethernet2 | 1.1.2.3 | 650906     |         | 640   |
 | 91759  | v1:4     | ethernet2 | 1.1.2.3 | 650907     |         | 640   |
 | 91760  | null     | null      | null    | unlabelled |         | 0     |
 | 91761  | null     | null      | null    | unlabelled |         | 0     |
 | 91762  | null     | null      | null    | unlabelled |         | 0     |
 | 91763  | null     | null      | null    | unlabelled |         | 0     |
 | 91764  | null     | null      | null    | unlabelled |         | 0     |
 | 150675 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 247329 | null     | null      | null    | unlabelled |         | 0     |
 | 247330 | v1:6     | ethernet1 | 1234::1 | 793437     |         | 1280  |
 | 247331 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 247332 | v1:6     | ethernet2 | 1235::3 | 451549     |         | 640   |
 | 247333 | v1:6     | ethernet2 | 1235::3 | 451550     |         | 640   |
 | 247334 | null     | null      | null    | unlabelled |         | 0     |
 | 247335 | null     | null      | null    | unlabelled |         | 0     |
 | 247336 | null     | null      | null    | unlabelled |         | 0     |
 | 247337 | null     | null      | null    | unlabelled |         | 0     |
 | 247338 | null     | null      | null    | unlabelled |         | 0     |
 | 289609 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 419830 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 467575 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 722662 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 788034 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 797860 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 858612 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 893167 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 70998   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 75860   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 234022  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 235542  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 277944  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 354659  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 451546  | null     | null      | null    | unlabelled |         | 0     |
 | 451547  | v1:6     | ethernet1 | 1235::2 | 247330     |         | 640   |
 | 451548  | v1:6     | ethernet1 | 1235::2 | 247331     |         | 640   |
 | 451549  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 451550  | v1:6     | ethernet2 | 1236::4 | 785813     |         | 1280  |
 | 451551  | null     | null      | null    | unlabelled |         | 0     |
 | 451552  | null     | null      | null    | unlabelled |         | 0     |
 | 451553  | null     | null      | null    | unlabelled |         | 0     |
 | 451554  | null     | null      | null    | unlabelled |         | 0     |
 | 451555  | null     | null      | null    | unlabelled |         | 0     |
 | 457260  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 594911  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 650903  | null     | null      | null    | unlabelled |         | 0     |
 | 650904  | v1:4     | ethernet1 | 1.1.2.2 | 91756      |         | 640   |
 | 650905  | v1:4     | ethernet1 | 1.1.2.2 | 91757      |         | 640   |
 | 650906  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 650907  | v1:4     | ethernet2 | 1.1.3.4 | 728413     |         | 1280  |
 | 650908  | null     | null      | null    | unlabelled |         | 0     |
 | 650909  | null     | null      | null    | unlabelled |         | 0     |
 | 650910  | null     | null      | null    | unlabelled |         | 0     |
 | 650911  | null     | null      | null    | unlabelled |         | 0     |
 | 650912  | null     | null      | null    | unlabelled |         | 0     |
 | 874403  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 904357  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 1016534 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1018271 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 63333   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 150044  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 330321  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 347415  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 365970  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 379588  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 389682  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 521354  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 557920  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 728409  | null     | null      | null    | unlabelled |         | 0     |
 | 728410  | v1:4     | ethernet1 | 1.1.3.3 | 650904     |         | 0     |
 | 728411  | v1:4     | ethernet1 | 1.1.3.3 | 650905     |         | 0     |
 | 728412  | v1:4     | ethernet1 | 1.1.3.3 | 650906     |         | 0     |
 | 728413  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 728414  | null     | null      | null    | unlabelled |         | 0     |
 | 728415  | null     | null      | null    | unlabelled |         | 0     |
 | 728416  | null     | null      | null    | unlabelled |         | 0     |
 | 728417  | null     | null      | null    | unlabelled |         | 0     |
 | 728418  | null     | null      | null    | unlabelled |         | 0     |
 | 785809  | null     | null      | null    | unlabelled |         | 0     |
 | 785810  | v1:6     | ethernet1 | 1236::3 | 451547     |         | 0     |
 | 785811  | v1:6     | ethernet1 | 1236::3 | 451548     |         | 0     |
 | 785812  | v1:6     | ethernet1 | 1236::3 | 451549     |         | 0     |
 | 785813  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 785814  | null     | null      | null    | unlabelled |         | 0     |
 | 785815  | null     | null      | null    | unlabelled |         | 0     |
 | 785816  | null     | null      | null    | unlabelled |         | 0     |
 | 785817  | null     | null      | null    | unlabelled |         | 0     |
 | 785818  | null     | null      | null    | unlabelled |         | 0     |
 | 1044117 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#