here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 96432  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 121406 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 238671 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 249614 | null     | null      | null    | unlabelled |         | 0     |
 | 249615 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 249616 | v1:6     | ethernet1 | 1234::2 | 581466     |         | 0     |
 | 249617 | v1:6     | ethernet1 | 1234::2 | 581467     |         | 0     |
 | 249618 | v1:6     | ethernet1 | 1234::2 | 581468     |         | 0     |
 | 249619 | null     | null      | null    | unlabelled |         | 0     |
 | 249620 | null     | null      | null    | unlabelled |         | 0     |
 | 249621 | null     | null      | null    | unlabelled |         | 0     |
 | 249622 | null     | null      | null    | unlabelled |         | 0     |
 | 249623 | null     | null      | null    | unlabelled |         | 0     |
 | 291624 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 315464 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 541315 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 576375 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 632244 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 818857 | null     | null      | null    | unlabelled |         | 0     |
 | 818858 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 818859 | v1:4     | ethernet1 | 1.1.1.2 | 779881     |         | 0     |
 | 818860 | v1:4     | ethernet1 | 1.1.1.2 | 779882     |         | 0     |
 | 818861 | v1:4     | ethernet1 | 1.1.1.2 | 779883     |         | 0     |
 | 818862 | null     | null      | null    | unlabelled |         | 0     |
 | 818863 | null     | null      | null    | unlabelled |         | 0     |
 | 818864 | null     | null      | null    | unlabelled |         | 0     |
 | 818865 | null     | null      | null    | unlabelled |         | 0     |
 | 818866 | null     | null      | null    | unlabelled |         | 0     |
 | 828507 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 912133 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 95402  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 249146 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 324427 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 402938 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 421728 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 494282 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 499418 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 527060 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 554420 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 581464 | null     | null      | null    | unlabelled |         | 0     |
 | 581465 | v1:6     | ethernet1 | 1234::1 | 249615     |         | 1280  |
 | 581466 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 581467 | v1:6     | ethernet2 | 1235::3 | 441428     |         | 640   |
 | 581468 | v1:6     | ethernet2 | 1235::3 | 441429     |         | 640   |
 | 581469 | null     | null      | null    | unlabelled |         | 0     |
 | 581470 | null     | null      | null    | unlabelled |         | 0     |
 | 581471 | null     | null      | null    | unlabelled |         | 0     |
 | 581472 | null     | null      | null    | unlabelled |         | 0     |
 | 581473 | null     | null      | null    | unlabelled |         | 0     |
 | 657305 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 779879 | null     | null      | null    | unlabelled |         | 0     |
 | 779880 | v1:4     | ethernet1 | 1.1.1.1 | 818858     |         | 1280  |
 | 779881 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 779882 | v1:4     | ethernet2 | 1.1.2.3 | 187298     |         | 640   |
 | 779883 | v1:4     | ethernet2 | 1.1.2.3 | 187299     |         | 640   |
 | 779884 | null     | null      | null    | unlabelled |         | 0     |
 | 779885 | null     | null      | null    | unlabelled |         | 0     |
 | 779886 | null     | null      | null    | unlabelled |         | 0     |
 | 779887 | null     | null      | null    | unlabelled |         | 0     |
 | 779888 | null     | null      | null    | unlabelled |         | 0     |
 | 881338 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 985271 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 187295  | null     | null      | null    | unlabelled |         | 0     |
 | 187296  | v1:4     | ethernet1 | 1.1.2.2 | 779880     |         | 640   |
 | 187297  | v1:4     | ethernet1 | 1.1.2.2 | 779881     |         | 640   |
 | 187298  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 187299  | v1:4     | ethernet2 | 1.1.3.4 | 230686     |         | 1280  |
 | 187300  | null     | null      | null    | unlabelled |         | 0     |
 | 187301  | null     | null      | null    | unlabelled |         | 0     |
 | 187302  | null     | null      | null    | unlabelled |         | 0     |
 | 187303  | null     | null      | null    | unlabelled |         | 0     |
 | 187304  | null     | null      | null    | unlabelled |         | 0     |
 | 243759  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 283155  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 382281  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 441425  | null     | null      | null    | unlabelled |         | 0     |
 | 441426  | v1:6     | ethernet1 | 1235::2 | 581465     |         | 640   |
 | 441427  | v1:6     | ethernet1 | 1235::2 | 581466     |         | 640   |
 | 441428  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 441429  | v1:6     | ethernet2 | 1236::4 | 168426     |         | 1280  |
 | 441430  | null     | null      | null    | unlabelled |         | 0     |
 | 441431  | null     | null      | null    | unlabelled |         | 0     |
 | 441432  | null     | null      | null    | unlabelled |         | 0     |
 | 441433  | null     | null      | null    | unlabelled |         | 0     |
 | 441434  | null     | null      | null    | unlabelled |         | 0     |
 | 445916  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 456134  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 600079  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 674570  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 687463  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 694986  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 863055  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 902618  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1016151 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 166731 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 168422 | null     | null      | null    | unlabelled |         | 0     |
 | 168423 | v1:6     | ethernet1 | 1236::3 | 441426     |         | 0     |
 | 168424 | v1:6     | ethernet1 | 1236::3 | 441427     |         | 0     |
 | 168425 | v1:6     | ethernet1 | 1236::3 | 441428     |         | 0     |
 | 168426 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 168427 | null     | null      | null    | unlabelled |         | 0     |
 | 168428 | null     | null      | null    | unlabelled |         | 0     |
 | 168429 | null     | null      | null    | unlabelled |         | 0     |
 | 168430 | null     | null      | null    | unlabelled |         | 0     |
 | 168431 | null     | null      | null    | unlabelled |         | 0     |
 | 169968 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 185842 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 230682 | null     | null      | null    | unlabelled |         | 0     |
 | 230683 | v1:4     | ethernet1 | 1.1.3.3 | 187296     |         | 0     |
 | 230684 | v1:4     | ethernet1 | 1.1.3.3 | 187297     |         | 0     |
 | 230685 | v1:4     | ethernet1 | 1.1.3.3 | 187298     |         | 0     |
 | 230686 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 230687 | null     | null      | null    | unlabelled |         | 0     |
 | 230688 | null     | null      | null    | unlabelled |         | 0     |
 | 230689 | null     | null      | null    | unlabelled |         | 0     |
 | 230690 | null     | null      | null    | unlabelled |         | 0     |
 | 230691 | null     | null      | null    | unlabelled |         | 0     |
 | 273949 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 300367 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 375265 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 416206 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 470378 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 960267 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 998657 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#