here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 236467 | null     | null      | null    | unlabelled |         | 0     |
 | 236468 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 236469 | v1:6     | ethernet1 | 1234::2 | 737673     |         | 0     |
 | 236470 | v1:6     | ethernet1 | 1234::2 | 737674     |         | 0     |
 | 236471 | v1:6     | ethernet1 | 1234::2 | 737675     |         | 0     |
 | 236472 | null     | null      | null    | unlabelled |         | 0     |
 | 236473 | null     | null      | null    | unlabelled |         | 0     |
 | 236474 | null     | null      | null    | unlabelled |         | 0     |
 | 236475 | null     | null      | null    | unlabelled |         | 0     |
 | 236476 | null     | null      | null    | unlabelled |         | 0     |
 | 463458 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 497218 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 685737 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 700909 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 925316 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 940950 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 978340 | null     | null      | null    | unlabelled |         | 0     |
 | 978341 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 978342 | v1:4     | ethernet1 | 1.1.1.2 | 853710     |         | 0     |
 | 978343 | v1:4     | ethernet1 | 1.1.1.2 | 853711     |         | 0     |
 | 978344 | v1:4     | ethernet1 | 1.1.1.2 | 853712     |         | 0     |
 | 978345 | null     | null      | null    | unlabelled |         | 0     |
 | 978346 | null     | null      | null    | unlabelled |         | 0     |
 | 978347 | null     | null      | null    | unlabelled |         | 0     |
 | 978348 | null     | null      | null    | unlabelled |         | 0     |
 | 978349 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 128990 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 135992 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 204760 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 526329 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 737671 | null     | null      | null    | unlabelled |         | 0     |
 | 737672 | v1:6     | ethernet1 | 1234::1 | 236468     |         | 1280  |
 | 737673 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 737674 | v1:6     | ethernet2 | 1235::3 | 482731     |         | 640   |
 | 737675 | v1:6     | ethernet2 | 1235::3 | 482732     |         | 640   |
 | 737676 | null     | null      | null    | unlabelled |         | 0     |
 | 737677 | null     | null      | null    | unlabelled |         | 0     |
 | 737678 | null     | null      | null    | unlabelled |         | 0     |
 | 737679 | null     | null      | null    | unlabelled |         | 0     |
 | 737680 | null     | null      | null    | unlabelled |         | 0     |
 | 751149 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 781433 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 810802 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 853708 | null     | null      | null    | unlabelled |         | 0     |
 | 853709 | v1:4     | ethernet1 | 1.1.1.1 | 978341     |         | 1280  |
 | 853710 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 853711 | v1:4     | ethernet2 | 1.1.2.3 | 758458     |         | 640   |
 | 853712 | v1:4     | ethernet2 | 1.1.2.3 | 758459     |         | 640   |
 | 853713 | null     | null      | null    | unlabelled |         | 0     |
 | 853714 | null     | null      | null    | unlabelled |         | 0     |
 | 853715 | null     | null      | null    | unlabelled |         | 0     |
 | 853716 | null     | null      | null    | unlabelled |         | 0     |
 | 853717 | null     | null      | null    | unlabelled |         | 0     |
 | 906549 | v1:6     | ethernet1 | 1234::1 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 104475 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 183527 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 196813 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 391089 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 482728 | null     | null      | null    | unlabelled |         | 0     |
 | 482729 | v1:6     | ethernet1 | 1235::2 | 737672     |         | 640   |
 | 482730 | v1:6     | ethernet1 | 1235::2 | 737673     |         | 640   |
 | 482731 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 482732 | v1:6     | ethernet2 | 1236::4 | 19161      |         | 1280  |
 | 482733 | null     | null      | null    | unlabelled |         | 0     |
 | 482734 | null     | null      | null    | unlabelled |         | 0     |
 | 482735 | null     | null      | null    | unlabelled |         | 0     |
 | 482736 | null     | null      | null    | unlabelled |         | 0     |
 | 482737 | null     | null      | null    | unlabelled |         | 0     |
 | 544491 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 739832 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 758455 | null     | null      | null    | unlabelled |         | 0     |
 | 758456 | v1:4     | ethernet1 | 1.1.2.2 | 853709     |         | 640   |
 | 758457 | v1:4     | ethernet1 | 1.1.2.2 | 853710     |         | 640   |
 | 758458 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 758459 | v1:4     | ethernet2 | 1.1.3.4 | 469534     |         | 1280  |
 | 758460 | null     | null      | null    | unlabelled |         | 0     |
 | 758461 | null     | null      | null    | unlabelled |         | 0     |
 | 758462 | null     | null      | null    | unlabelled |         | 0     |
 | 758463 | null     | null      | null    | unlabelled |         | 0     |
 | 758464 | null     | null      | null    | unlabelled |         | 0     |
 | 767540 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 950825 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 19157  | null     | null      | null    | unlabelled |         | 0     |
 | 19158  | v1:6     | ethernet1 | 1236::3 | 482729     |         | 0     |
 | 19159  | v1:6     | ethernet1 | 1236::3 | 482730     |         | 0     |
 | 19160  | v1:6     | ethernet1 | 1236::3 | 482731     |         | 0     |
 | 19161  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 19162  | null     | null      | null    | unlabelled |         | 0     |
 | 19163  | null     | null      | null    | unlabelled |         | 0     |
 | 19164  | null     | null      | null    | unlabelled |         | 0     |
 | 19165  | null     | null      | null    | unlabelled |         | 0     |
 | 19166  | null     | null      | null    | unlabelled |         | 0     |
 | 270847 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 311578 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 403043 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 450498 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 469530 | null     | null      | null    | unlabelled |         | 0     |
 | 469531 | v1:4     | ethernet1 | 1.1.3.3 | 758456     |         | 0     |
 | 469532 | v1:4     | ethernet1 | 1.1.3.3 | 758457     |         | 0     |
 | 469533 | v1:4     | ethernet1 | 1.1.3.3 | 758458     |         | 0     |
 | 469534 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 469535 | null     | null      | null    | unlabelled |         | 0     |
 | 469536 | null     | null      | null    | unlabelled |         | 0     |
 | 469537 | null     | null      | null    | unlabelled |         | 0     |
 | 469538 | null     | null      | null    | unlabelled |         | 0     |
 | 469539 | null     | null      | null    | unlabelled |         | 0     |
 | 596783 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 819328 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#