here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 33822  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 61630  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 76142  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 275609 | null     | null      | null    | unlabelled |         | 0     |
 | 275610 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 275611 | v1:4     | ethernet1 | 1.1.1.2 | 716318     |         | 0     |
 | 275612 | v1:4     | ethernet1 | 1.1.1.2 | 716319     |         | 0     |
 | 275613 | v1:4     | ethernet1 | 1.1.1.2 | 716320     |         | 0     |
 | 275614 | null     | null      | null    | unlabelled |         | 0     |
 | 275615 | null     | null      | null    | unlabelled |         | 0     |
 | 275616 | null     | null      | null    | unlabelled |         | 0     |
 | 275617 | null     | null      | null    | unlabelled |         | 0     |
 | 275618 | null     | null      | null    | unlabelled |         | 0     |
 | 442346 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 450694 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 554082 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 560998 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 740110 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 876337 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 910037 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 972367 | null     | null      | null    | unlabelled |         | 0     |
 | 972368 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 972369 | v1:6     | ethernet1 | 1234::2 | 274722     |         | 0     |
 | 972370 | v1:6     | ethernet1 | 1234::2 | 274723     |         | 0     |
 | 972371 | v1:6     | ethernet1 | 1234::2 | 274724     |         | 0     |
 | 972372 | null     | null      | null    | unlabelled |         | 0     |
 | 972373 | null     | null      | null    | unlabelled |         | 0     |
 | 972374 | null     | null      | null    | unlabelled |         | 0     |
 | 972375 | null     | null      | null    | unlabelled |         | 0     |
 | 972376 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 130056 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 135727 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 274720 | null     | null      | null    | unlabelled |         | 0     |
 | 274721 | v1:6     | ethernet1 | 1234::1 | 972368     |         | 1280  |
 | 274722 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 274723 | v1:6     | ethernet2 | 1235::3 | 18798      |         | 640   |
 | 274724 | v1:6     | ethernet2 | 1235::3 | 18799      |         | 640   |
 | 274725 | null     | null      | null    | unlabelled |         | 0     |
 | 274726 | null     | null      | null    | unlabelled |         | 0     |
 | 274727 | null     | null      | null    | unlabelled |         | 0     |
 | 274728 | null     | null      | null    | unlabelled |         | 0     |
 | 274729 | null     | null      | null    | unlabelled |         | 0     |
 | 310888 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 341274 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 447613 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 632879 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 645983 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 716316 | null     | null      | null    | unlabelled |         | 0     |
 | 716317 | v1:4     | ethernet1 | 1.1.1.1 | 275610     |         | 1280  |
 | 716318 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 716319 | v1:4     | ethernet2 | 1.1.2.3 | 126147     |         | 640   |
 | 716320 | v1:4     | ethernet2 | 1.1.2.3 | 126148     |         | 640   |
 | 716321 | null     | null      | null    | unlabelled |         | 0     |
 | 716322 | null     | null      | null    | unlabelled |         | 0     |
 | 716323 | null     | null      | null    | unlabelled |         | 0     |
 | 716324 | null     | null      | null    | unlabelled |         | 0     |
 | 716325 | null     | null      | null    | unlabelled |         | 0     |
 | 743769 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 886360 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 912669 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 927301 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 973614 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 18795  | null     | null      | null    | unlabelled |         | 0     |
 | 18796  | v1:6     | ethernet1 | 1235::2 | 274721     |         | 640   |
 | 18797  | v1:6     | ethernet1 | 1235::2 | 274722     |         | 640   |
 | 18798  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 18799  | v1:6     | ethernet2 | 1236::4 | 558514     |         | 1280  |
 | 18800  | null     | null      | null    | unlabelled |         | 0     |
 | 18801  | null     | null      | null    | unlabelled |         | 0     |
 | 18802  | null     | null      | null    | unlabelled |         | 0     |
 | 18803  | null     | null      | null    | unlabelled |         | 0     |
 | 18804  | null     | null      | null    | unlabelled |         | 0     |
 | 126144 | null     | null      | null    | unlabelled |         | 0     |
 | 126145 | v1:4     | ethernet1 | 1.1.2.2 | 716317     |         | 640   |
 | 126146 | v1:4     | ethernet1 | 1.1.2.2 | 716318     |         | 640   |
 | 126147 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 126148 | v1:4     | ethernet2 | 1.1.3.4 | 792981     |         | 1280  |
 | 126149 | null     | null      | null    | unlabelled |         | 0     |
 | 126150 | null     | null      | null    | unlabelled |         | 0     |
 | 126151 | null     | null      | null    | unlabelled |         | 0     |
 | 126152 | null     | null      | null    | unlabelled |         | 0     |
 | 126153 | null     | null      | null    | unlabelled |         | 0     |
 | 153092 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 154114 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 184302 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 229237 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 439809 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 480555 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 807347 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 819647 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 884906 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 929899 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 955130 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 961740 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 14042   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 61291   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 318452  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 397900  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 497432  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 545040  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 558510  | null     | null      | null    | unlabelled |         | 0     |
 | 558511  | v1:6     | ethernet1 | 1236::3 | 18796      |         | 0     |
 | 558512  | v1:6     | ethernet1 | 1236::3 | 18797      |         | 0     |
 | 558513  | v1:6     | ethernet1 | 1236::3 | 18798      |         | 0     |
 | 558514  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 558515  | null     | null      | null    | unlabelled |         | 0     |
 | 558516  | null     | null      | null    | unlabelled |         | 0     |
 | 558517  | null     | null      | null    | unlabelled |         | 0     |
 | 558518  | null     | null      | null    | unlabelled |         | 0     |
 | 558519  | null     | null      | null    | unlabelled |         | 0     |
 | 570135  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 764055  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 792977  | null     | null      | null    | unlabelled |         | 0     |
 | 792978  | v1:4     | ethernet1 | 1.1.3.3 | 126145     |         | 0     |
 | 792979  | v1:4     | ethernet1 | 1.1.3.3 | 126146     |         | 0     |
 | 792980  | v1:4     | ethernet1 | 1.1.3.3 | 126147     |         | 0     |
 | 792981  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 792982  | null     | null      | null    | unlabelled |         | 0     |
 | 792983  | null     | null      | null    | unlabelled |         | 0     |
 | 792984  | null     | null      | null    | unlabelled |         | 0     |
 | 792985  | null     | null      | null    | unlabelled |         | 0     |
 | 792986  | null     | null      | null    | unlabelled |         | 0     |
 | 907542  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 1044880 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#