here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 218133 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 241381 | null     | null      | null    | unlabelled |         | 0     |
 | 241382 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 241383 | v1:4     | ethernet1 | 1.1.1.2 | 686635     |         | 0     |
 | 241384 | v1:4     | ethernet1 | 1.1.1.2 | 686636     |         | 0     |
 | 241385 | v1:4     | ethernet1 | 1.1.1.2 | 686637     |         | 0     |
 | 241386 | null     | null      | null    | unlabelled |         | 0     |
 | 241387 | null     | null      | null    | unlabelled |         | 0     |
 | 241388 | null     | null      | null    | unlabelled |         | 0     |
 | 241389 | null     | null      | null    | unlabelled |         | 0     |
 | 241390 | null     | null      | null    | unlabelled |         | 0     |
 | 265078 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 424658 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 460475 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 719027 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 728608 | null     | null      | null    | unlabelled |         | 0     |
 | 728609 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 728610 | v1:6     | ethernet1 | 1234::2 | 739892     |         | 0     |
 | 728611 | v1:6     | ethernet1 | 1234::2 | 739893     |         | 0     |
 | 728612 | v1:6     | ethernet1 | 1234::2 | 739894     |         | 0     |
 | 728613 | null     | null      | null    | unlabelled |         | 0     |
 | 728614 | null     | null      | null    | unlabelled |         | 0     |
 | 728615 | null     | null      | null    | unlabelled |         | 0     |
 | 728616 | null     | null      | null    | unlabelled |         | 0     |
 | 728617 | null     | null      | null    | unlabelled |         | 0     |
 | 856195 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 42286   | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 61686   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 72230   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 236049  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 272596  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 405354  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 686633  | null     | null      | null    | unlabelled |         | 0     |
 | 686634  | v1:4     | ethernet1 | 1.1.1.1 | 241382     |         | 1280  |
 | 686635  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 686636  | v1:4     | ethernet2 | 1.1.2.3 | 632219     |         | 640   |
 | 686637  | v1:4     | ethernet2 | 1.1.2.3 | 632220     |         | 640   |
 | 686638  | null     | null      | null    | unlabelled |         | 0     |
 | 686639  | null     | null      | null    | unlabelled |         | 0     |
 | 686640  | null     | null      | null    | unlabelled |         | 0     |
 | 686641  | null     | null      | null    | unlabelled |         | 0     |
 | 686642  | null     | null      | null    | unlabelled |         | 0     |
 | 739890  | null     | null      | null    | unlabelled |         | 0     |
 | 739891  | v1:6     | ethernet1 | 1234::1 | 728609     |         | 1280  |
 | 739892  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 739893  | v1:6     | ethernet2 | 1235::3 | 208544     |         | 640   |
 | 739894  | v1:6     | ethernet2 | 1235::3 | 208545     |         | 640   |
 | 739895  | null     | null      | null    | unlabelled |         | 0     |
 | 739896  | null     | null      | null    | unlabelled |         | 0     |
 | 739897  | null     | null      | null    | unlabelled |         | 0     |
 | 739898  | null     | null      | null    | unlabelled |         | 0     |
 | 739899  | null     | null      | null    | unlabelled |         | 0     |
 | 916585  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1042967 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 174350 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 177116 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 208541 | null     | null      | null    | unlabelled |         | 0     |
 | 208542 | v1:6     | ethernet1 | 1235::2 | 739891     |         | 640   |
 | 208543 | v1:6     | ethernet1 | 1235::2 | 739892     |         | 640   |
 | 208544 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 208545 | v1:6     | ethernet2 | 1236::4 | 917514     |         | 1280  |
 | 208546 | null     | null      | null    | unlabelled |         | 0     |
 | 208547 | null     | null      | null    | unlabelled |         | 0     |
 | 208548 | null     | null      | null    | unlabelled |         | 0     |
 | 208549 | null     | null      | null    | unlabelled |         | 0     |
 | 208550 | null     | null      | null    | unlabelled |         | 0     |
 | 295103 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 347939 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 404867 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 632142 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 632216 | null     | null      | null    | unlabelled |         | 0     |
 | 632217 | v1:4     | ethernet1 | 1.1.2.2 | 686634     |         | 640   |
 | 632218 | v1:4     | ethernet1 | 1.1.2.2 | 686635     |         | 640   |
 | 632219 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 632220 | v1:4     | ethernet2 | 1.1.3.4 | 178507     |         | 1280  |
 | 632221 | null     | null      | null    | unlabelled |         | 0     |
 | 632222 | null     | null      | null    | unlabelled |         | 0     |
 | 632223 | null     | null      | null    | unlabelled |         | 0     |
 | 632224 | null     | null      | null    | unlabelled |         | 0     |
 | 632225 | null     | null      | null    | unlabelled |         | 0     |
 | 807211 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 879612 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 178503 | null     | null      | null    | unlabelled |         | 0     |
 | 178504 | v1:4     | ethernet1 | 1.1.3.3 | 632217     |         | 0     |
 | 178505 | v1:4     | ethernet1 | 1.1.3.3 | 632218     |         | 0     |
 | 178506 | v1:4     | ethernet1 | 1.1.3.3 | 632219     |         | 0     |
 | 178507 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 178508 | null     | null      | null    | unlabelled |         | 0     |
 | 178509 | null     | null      | null    | unlabelled |         | 0     |
 | 178510 | null     | null      | null    | unlabelled |         | 0     |
 | 178511 | null     | null      | null    | unlabelled |         | 0     |
 | 178512 | null     | null      | null    | unlabelled |         | 0     |
 | 182617 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 534980 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 639454 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 705719 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 917510 | null     | null      | null    | unlabelled |         | 0     |
 | 917511 | v1:6     | ethernet1 | 1236::3 | 208542     |         | 0     |
 | 917512 | v1:6     | ethernet1 | 1236::3 | 208543     |         | 0     |
 | 917513 | v1:6     | ethernet1 | 1236::3 | 208544     |         | 0     |
 | 917514 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 917515 | null     | null      | null    | unlabelled |         | 0     |
 | 917516 | null     | null      | null    | unlabelled |         | 0     |
 | 917517 | null     | null      | null    | unlabelled |         | 0     |
 | 917518 | null     | null      | null    | unlabelled |         | 0     |
 | 917519 | null     | null      | null    | unlabelled |         | 0     |
 | 923324 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 991047 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#