here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 58643   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 95964   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 253844  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 319474  | null     | null      | null    | unlabelled |         | 0     |
 | 319475  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 319476  | v1:6     | ethernet1 | 1234::2 | 612736     |         | 0     |
 | 319477  | v1:6     | ethernet1 | 1234::2 | 612737     |         | 0     |
 | 319478  | v1:6     | ethernet1 | 1234::2 | 612738     |         | 0     |
 | 319479  | null     | null      | null    | unlabelled |         | 0     |
 | 319480  | null     | null      | null    | unlabelled |         | 0     |
 | 319481  | null     | null      | null    | unlabelled |         | 0     |
 | 319482  | null     | null      | null    | unlabelled |         | 0     |
 | 319483  | null     | null      | null    | unlabelled |         | 0     |
 | 330064  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 520135  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 575214  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 597788  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 910020  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 919275  | null     | null      | null    | unlabelled |         | 0     |
 | 919276  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 919277  | v1:4     | ethernet1 | 1.1.1.2 | 607525     |         | 0     |
 | 919278  | v1:4     | ethernet1 | 1.1.1.2 | 607526     |         | 0     |
 | 919279  | v1:4     | ethernet1 | 1.1.1.2 | 607527     |         | 0     |
 | 919280  | null     | null      | null    | unlabelled |         | 0     |
 | 919281  | null     | null      | null    | unlabelled |         | 0     |
 | 919282  | null     | null      | null    | unlabelled |         | 0     |
 | 919283  | null     | null      | null    | unlabelled |         | 0     |
 | 919284  | null     | null      | null    | unlabelled |         | 0     |
 | 1006075 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 1035822 | tester:4 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 275797  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 299001  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 342588  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 447277  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 448823  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 607523  | null     | null      | null    | unlabelled |         | 0     |
 | 607524  | v1:4     | ethernet1 | 1.1.1.1 | 919276     |         | 1280  |
 | 607525  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 607526  | v1:4     | ethernet2 | 1.1.2.3 | 689627     |         | 640   |
 | 607527  | v1:4     | ethernet2 | 1.1.2.3 | 689628     |         | 640   |
 | 607528  | null     | null      | null    | unlabelled |         | 0     |
 | 607529  | null     | null      | null    | unlabelled |         | 0     |
 | 607530  | null     | null      | null    | unlabelled |         | 0     |
 | 607531  | null     | null      | null    | unlabelled |         | 0     |
 | 607532  | null     | null      | null    | unlabelled |         | 0     |
 | 612734  | null     | null      | null    | unlabelled |         | 0     |
 | 612735  | v1:6     | ethernet1 | 1234::1 | 319475     |         | 1280  |
 | 612736  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 612737  | v1:6     | ethernet2 | 1235::3 | 787857     |         | 640   |
 | 612738  | v1:6     | ethernet2 | 1235::3 | 787858     |         | 640   |
 | 612739  | null     | null      | null    | unlabelled |         | 0     |
 | 612740  | null     | null      | null    | unlabelled |         | 0     |
 | 612741  | null     | null      | null    | unlabelled |         | 0     |
 | 612742  | null     | null      | null    | unlabelled |         | 0     |
 | 612743  | null     | null      | null    | unlabelled |         | 0     |
 | 679337  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 755932  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 864459  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 878140  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 894017  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 907822  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1020852 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 1920   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 104382 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 244455 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 304024 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 334937 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 553770 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 689624 | null     | null      | null    | unlabelled |         | 0     |
 | 689625 | v1:4     | ethernet1 | 1.1.2.2 | 607524     |         | 640   |
 | 689626 | v1:4     | ethernet1 | 1.1.2.2 | 607525     |         | 640   |
 | 689627 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 689628 | v1:4     | ethernet2 | 1.1.3.4 | 182762     |         | 1280  |
 | 689629 | null     | null      | null    | unlabelled |         | 0     |
 | 689630 | null     | null      | null    | unlabelled |         | 0     |
 | 689631 | null     | null      | null    | unlabelled |         | 0     |
 | 689632 | null     | null      | null    | unlabelled |         | 0     |
 | 689633 | null     | null      | null    | unlabelled |         | 0     |
 | 748766 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 780266 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 787854 | null     | null      | null    | unlabelled |         | 0     |
 | 787855 | v1:6     | ethernet1 | 1235::2 | 612735     |         | 640   |
 | 787856 | v1:6     | ethernet1 | 1235::2 | 612736     |         | 640   |
 | 787857 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 787858 | v1:6     | ethernet2 | 1236::4 | 208295     |         | 1280  |
 | 787859 | null     | null      | null    | unlabelled |         | 0     |
 | 787860 | null     | null      | null    | unlabelled |         | 0     |
 | 787861 | null     | null      | null    | unlabelled |         | 0     |
 | 787862 | null     | null      | null    | unlabelled |         | 0     |
 | 787863 | null     | null      | null    | unlabelled |         | 0     |
 | 788015 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 797654 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 798209 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 896921 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 28557  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 71106  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 129467 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 182758 | null     | null      | null    | unlabelled |         | 0     |
 | 182759 | v1:4     | ethernet1 | 1.1.3.3 | 689625     |         | 0     |
 | 182760 | v1:4     | ethernet1 | 1.1.3.3 | 689626     |         | 0     |
 | 182761 | v1:4     | ethernet1 | 1.1.3.3 | 689627     |         | 0     |
 | 182762 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 182763 | null     | null      | null    | unlabelled |         | 0     |
 | 182764 | null     | null      | null    | unlabelled |         | 0     |
 | 182765 | null     | null      | null    | unlabelled |         | 0     |
 | 182766 | null     | null      | null    | unlabelled |         | 0     |
 | 182767 | null     | null      | null    | unlabelled |         | 0     |
 | 199739 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 208291 | null     | null      | null    | unlabelled |         | 0     |
 | 208292 | v1:6     | ethernet1 | 1236::3 | 787855     |         | 0     |
 | 208293 | v1:6     | ethernet1 | 1236::3 | 787856     |         | 0     |
 | 208294 | v1:6     | ethernet1 | 1236::3 | 787857     |         | 0     |
 | 208295 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 208296 | null     | null      | null    | unlabelled |         | 0     |
 | 208297 | null     | null      | null    | unlabelled |         | 0     |
 | 208298 | null     | null      | null    | unlabelled |         | 0     |
 | 208299 | null     | null      | null    | unlabelled |         | 0     |
 | 208300 | null     | null      | null    | unlabelled |         | 0     |
 | 253734 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 265196 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 506529 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 546374 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 694905 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 781633 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#