here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 102043  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 286477  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 320225  | null     | null      | null    | unlabelled |         | 0     |
 | 320226  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 320227  | v1:6     | ethernet1 | 1234::2 | 288766     |         | 0     |
 | 320228  | v1:6     | ethernet1 | 1234::2 | 288767     |         | 0     |
 | 320229  | v1:6     | ethernet1 | 1234::2 | 288768     |         | 0     |
 | 320230  | null     | null      | null    | unlabelled |         | 0     |
 | 320231  | null     | null      | null    | unlabelled |         | 0     |
 | 320232  | null     | null      | null    | unlabelled |         | 0     |
 | 320233  | null     | null      | null    | unlabelled |         | 0     |
 | 320234  | null     | null      | null    | unlabelled |         | 0     |
 | 456038  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 509694  | null     | null      | null    | unlabelled |         | 0     |
 | 509695  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 509696  | v1:4     | ethernet1 | 1.1.1.2 | 215356     |         | 0     |
 | 509697  | v1:4     | ethernet1 | 1.1.1.2 | 215357     |         | 0     |
 | 509698  | v1:4     | ethernet1 | 1.1.1.2 | 215358     |         | 0     |
 | 509699  | null     | null      | null    | unlabelled |         | 0     |
 | 509700  | null     | null      | null    | unlabelled |         | 0     |
 | 509701  | null     | null      | null    | unlabelled |         | 0     |
 | 509702  | null     | null      | null    | unlabelled |         | 0     |
 | 509703  | null     | null      | null    | unlabelled |         | 0     |
 | 510437  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 721104  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 800219  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 847674  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 948594  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 958562  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 1040733 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 15821  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 17199  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 36494  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 88397  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 164155 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 215354 | null     | null      | null    | unlabelled |         | 0     |
 | 215355 | v1:4     | ethernet1 | 1.1.1.1 | 509695     |         | 1280  |
 | 215356 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 215357 | v1:4     | ethernet2 | 1.1.2.3 | 641940     |         | 640   |
 | 215358 | v1:4     | ethernet2 | 1.1.2.3 | 641941     |         | 640   |
 | 215359 | null     | null      | null    | unlabelled |         | 0     |
 | 215360 | null     | null      | null    | unlabelled |         | 0     |
 | 215361 | null     | null      | null    | unlabelled |         | 0     |
 | 215362 | null     | null      | null    | unlabelled |         | 0     |
 | 215363 | null     | null      | null    | unlabelled |         | 0     |
 | 234328 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 288764 | null     | null      | null    | unlabelled |         | 0     |
 | 288765 | v1:6     | ethernet1 | 1234::1 | 320226     |         | 1280  |
 | 288766 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 288767 | v1:6     | ethernet2 | 1235::3 | 259514     |         | 640   |
 | 288768 | v1:6     | ethernet2 | 1235::3 | 259515     |         | 640   |
 | 288769 | null     | null      | null    | unlabelled |         | 0     |
 | 288770 | null     | null      | null    | unlabelled |         | 0     |
 | 288771 | null     | null      | null    | unlabelled |         | 0     |
 | 288772 | null     | null      | null    | unlabelled |         | 0     |
 | 288773 | null     | null      | null    | unlabelled |         | 0     |
 | 525364 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 623727 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 668452 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 745242 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 821866 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 865976 | v1:4     | ethernet1 | 1.1.1.1 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 41629  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 43758  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 216841 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 228606 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 259511 | null     | null      | null    | unlabelled |         | 0     |
 | 259512 | v1:6     | ethernet1 | 1235::2 | 288765     |         | 640   |
 | 259513 | v1:6     | ethernet1 | 1235::2 | 288766     |         | 640   |
 | 259514 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 259515 | v1:6     | ethernet2 | 1236::4 | 953514     |         | 1280  |
 | 259516 | null     | null      | null    | unlabelled |         | 0     |
 | 259517 | null     | null      | null    | unlabelled |         | 0     |
 | 259518 | null     | null      | null    | unlabelled |         | 0     |
 | 259519 | null     | null      | null    | unlabelled |         | 0     |
 | 259520 | null     | null      | null    | unlabelled |         | 0     |
 | 286985 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 402659 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 445289 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 579077 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 641937 | null     | null      | null    | unlabelled |         | 0     |
 | 641938 | v1:4     | ethernet1 | 1.1.2.2 | 215355     |         | 640   |
 | 641939 | v1:4     | ethernet1 | 1.1.2.2 | 215356     |         | 640   |
 | 641940 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 641941 | v1:4     | ethernet2 | 1.1.3.4 | 405361     |         | 1280  |
 | 641942 | null     | null      | null    | unlabelled |         | 0     |
 | 641943 | null     | null      | null    | unlabelled |         | 0     |
 | 641944 | null     | null      | null    | unlabelled |         | 0     |
 | 641945 | null     | null      | null    | unlabelled |         | 0     |
 | 641946 | null     | null      | null    | unlabelled |         | 0     |
 | 677302 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 726395 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 995357 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 997494 | v1:6     | ethernet2 | 1236::4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 9540   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 77986  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 198653 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 321849 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 390719 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 405357 | null     | null      | null    | unlabelled |         | 0     |
 | 405358 | v1:4     | ethernet1 | 1.1.3.3 | 641938     |         | 0     |
 | 405359 | v1:4     | ethernet1 | 1.1.3.3 | 641939     |         | 0     |
 | 405360 | v1:4     | ethernet1 | 1.1.3.3 | 641940     |         | 0     |
 | 405361 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 405362 | null     | null      | null    | unlabelled |         | 0     |
 | 405363 | null     | null      | null    | unlabelled |         | 0     |
 | 405364 | null     | null      | null    | unlabelled |         | 0     |
 | 405365 | null     | null      | null    | unlabelled |         | 0     |
 | 405366 | null     | null      | null    | unlabelled |         | 0     |
 | 490192 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 525995 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 805941 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 917770 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 927360 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 953510 | null     | null      | null    | unlabelled |         | 0     |
 | 953511 | v1:6     | ethernet1 | 1236::3 | 259512     |         | 0     |
 | 953512 | v1:6     | ethernet1 | 1236::3 | 259513     |         | 0     |
 | 953513 | v1:6     | ethernet1 | 1236::3 | 259514     |         | 0     |
 | 953514 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 953515 | null     | null      | null    | unlabelled |         | 0     |
 | 953516 | null     | null      | null    | unlabelled |         | 0     |
 | 953517 | null     | null      | null    | unlabelled |         | 0     |
 | 953518 | null     | null      | null    | unlabelled |         | 0     |
 | 953519 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#