here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 218345 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 284715 | null     | null      | null    | unlabelled |         | 0     |
 | 284716 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 284717 | v1:6     | ethernet1 | 1234::2 | 155836     |         | 0     |
 | 284718 | v1:6     | ethernet1 | 1234::2 | 155837     |         | 0     |
 | 284719 | v1:6     | ethernet1 | 1234::2 | 155838     |         | 0     |
 | 284720 | null     | null      | null    | unlabelled |         | 0     |
 | 284721 | null     | null      | null    | unlabelled |         | 0     |
 | 284722 | null     | null      | null    | unlabelled |         | 0     |
 | 284723 | null     | null      | null    | unlabelled |         | 0     |
 | 284724 | null     | null      | null    | unlabelled |         | 0     |
 | 288807 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 305788 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 376438 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 425966 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 542721 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 547382 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 572514 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 602822 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 941713 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 946292 | null     | null      | null    | unlabelled |         | 0     |
 | 946293 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 946294 | v1:4     | ethernet1 | 1.1.1.2 | 599404     |         | 0     |
 | 946295 | v1:4     | ethernet1 | 1.1.1.2 | 599405     |         | 0     |
 | 946296 | v1:4     | ethernet1 | 1.1.1.2 | 599406     |         | 0     |
 | 946297 | null     | null      | null    | unlabelled |         | 0     |
 | 946298 | null     | null      | null    | unlabelled |         | 0     |
 | 946299 | null     | null      | null    | unlabelled |         | 0     |
 | 946300 | null     | null      | null    | unlabelled |         | 0     |
 | 946301 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 132927 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 155834 | null     | null      | null    | unlabelled |         | 0     |
 | 155835 | v1:6     | ethernet1 | 1234::1 | 284716     |         | 1280  |
 | 155836 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 155837 | v1:6     | ethernet2 | 1235::3 | 1039924    |         | 640   |
 | 155838 | v1:6     | ethernet2 | 1235::3 | 1039925    |         | 640   |
 | 155839 | null     | null      | null    | unlabelled |         | 0     |
 | 155840 | null     | null      | null    | unlabelled |         | 0     |
 | 155841 | null     | null      | null    | unlabelled |         | 0     |
 | 155842 | null     | null      | null    | unlabelled |         | 0     |
 | 155843 | null     | null      | null    | unlabelled |         | 0     |
 | 533216 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 599402 | null     | null      | null    | unlabelled |         | 0     |
 | 599403 | v1:4     | ethernet1 | 1.1.1.1 | 946293     |         | 1280  |
 | 599404 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 599405 | v1:4     | ethernet2 | 1.1.2.3 | 111787     |         | 640   |
 | 599406 | v1:4     | ethernet2 | 1.1.2.3 | 111788     |         | 640   |
 | 599407 | null     | null      | null    | unlabelled |         | 0     |
 | 599408 | null     | null      | null    | unlabelled |         | 0     |
 | 599409 | null     | null      | null    | unlabelled |         | 0     |
 | 599410 | null     | null      | null    | unlabelled |         | 0     |
 | 599411 | null     | null      | null    | unlabelled |         | 0     |
 | 637111 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 670704 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 684035 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 685808 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 770572 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 842940 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 868813 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 906993 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 965655 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 984993 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 20330   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 111784  | null     | null      | null    | unlabelled |         | 0     |
 | 111785  | v1:4     | ethernet1 | 1.1.2.2 | 599403     |         | 640   |
 | 111786  | v1:4     | ethernet1 | 1.1.2.2 | 599404     |         | 640   |
 | 111787  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 111788  | v1:4     | ethernet2 | 1.1.3.4 | 451280     |         | 1280  |
 | 111789  | null     | null      | null    | unlabelled |         | 0     |
 | 111790  | null     | null      | null    | unlabelled |         | 0     |
 | 111791  | null     | null      | null    | unlabelled |         | 0     |
 | 111792  | null     | null      | null    | unlabelled |         | 0     |
 | 111793  | null     | null      | null    | unlabelled |         | 0     |
 | 145327  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 311191  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 360060  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 425428  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 460548  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 503436  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 563093  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 609432  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 622157  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 724212  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 772339  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1039921 | null     | null      | null    | unlabelled |         | 0     |
 | 1039922 | v1:6     | ethernet1 | 1235::2 | 155835     |         | 640   |
 | 1039923 | v1:6     | ethernet1 | 1235::2 | 155836     |         | 640   |
 | 1039924 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1039925 | v1:6     | ethernet2 | 1236::4 | 45625      |         | 1280  |
 | 1039926 | null     | null      | null    | unlabelled |         | 0     |
 | 1039927 | null     | null      | null    | unlabelled |         | 0     |
 | 1039928 | null     | null      | null    | unlabelled |         | 0     |
 | 1039929 | null     | null      | null    | unlabelled |         | 0     |
 | 1039930 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 45621  | null     | null      | null    | unlabelled |         | 0     |
 | 45622  | v1:6     | ethernet1 | 1236::3 | 1039922    |         | 0     |
 | 45623  | v1:6     | ethernet1 | 1236::3 | 1039923    |         | 0     |
 | 45624  | v1:6     | ethernet1 | 1236::3 | 1039924    |         | 0     |
 | 45625  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 45626  | null     | null      | null    | unlabelled |         | 0     |
 | 45627  | null     | null      | null    | unlabelled |         | 0     |
 | 45628  | null     | null      | null    | unlabelled |         | 0     |
 | 45629  | null     | null      | null    | unlabelled |         | 0     |
 | 45630  | null     | null      | null    | unlabelled |         | 0     |
 | 55554  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 139432 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 311264 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 451276 | null     | null      | null    | unlabelled |         | 0     |
 | 451277 | v1:4     | ethernet1 | 1.1.3.3 | 111785     |         | 0     |
 | 451278 | v1:4     | ethernet1 | 1.1.3.3 | 111786     |         | 0     |
 | 451279 | v1:4     | ethernet1 | 1.1.3.3 | 111787     |         | 0     |
 | 451280 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 451281 | null     | null      | null    | unlabelled |         | 0     |
 | 451282 | null     | null      | null    | unlabelled |         | 0     |
 | 451283 | null     | null      | null    | unlabelled |         | 0     |
 | 451284 | null     | null      | null    | unlabelled |         | 0     |
 | 451285 | null     | null      | null    | unlabelled |         | 0     |
 | 557411 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 603130 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 676244 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 691114 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 767603 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 886218 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 941571 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#