here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 48598   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 252111  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 274337  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 415564  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 470895  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 483678  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 541137  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 568820  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 673724  | null     | null      | null    | unlabelled |         | 0     |
 | 673725  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 673726  | v1:6     | ethernet1 | 1234::2 | 772003     |         | 0     |
 | 673727  | v1:6     | ethernet1 | 1234::2 | 772004     |         | 0     |
 | 673728  | v1:6     | ethernet1 | 1234::2 | 772005     |         | 0     |
 | 673729  | null     | null      | null    | unlabelled |         | 0     |
 | 673730  | null     | null      | null    | unlabelled |         | 0     |
 | 673731  | null     | null      | null    | unlabelled |         | 0     |
 | 673732  | null     | null      | null    | unlabelled |         | 0     |
 | 673733  | null     | null      | null    | unlabelled |         | 0     |
 | 896271  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 910747  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1016861 | null     | null      | null    | unlabelled |         | 0     |
 | 1016862 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1016863 | v1:4     | ethernet1 | 1.1.1.2 | 704238     |         | 0     |
 | 1016864 | v1:4     | ethernet1 | 1.1.1.2 | 704239     |         | 0     |
 | 1016865 | v1:4     | ethernet1 | 1.1.1.2 | 704240     |         | 0     |
 | 1016866 | null     | null      | null    | unlabelled |         | 0     |
 | 1016867 | null     | null      | null    | unlabelled |         | 0     |
 | 1016868 | null     | null      | null    | unlabelled |         | 0     |
 | 1016869 | null     | null      | null    | unlabelled |         | 0     |
 | 1016870 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 173857  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 221422  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 273286  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 310179  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 311907  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 381957  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 487410  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 533823  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 569706  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 661294  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 695876  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 704236  | null     | null      | null    | unlabelled |         | 0     |
 | 704237  | v1:4     | ethernet1 | 1.1.1.1 | 1016862    |         | 1280  |
 | 704238  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 704239  | v1:4     | ethernet2 | 1.1.2.3 | 597801     |         | 640   |
 | 704240  | v1:4     | ethernet2 | 1.1.2.3 | 597802     |         | 640   |
 | 704241  | null     | null      | null    | unlabelled |         | 0     |
 | 704242  | null     | null      | null    | unlabelled |         | 0     |
 | 704243  | null     | null      | null    | unlabelled |         | 0     |
 | 704244  | null     | null      | null    | unlabelled |         | 0     |
 | 704245  | null     | null      | null    | unlabelled |         | 0     |
 | 772001  | null     | null      | null    | unlabelled |         | 0     |
 | 772002  | v1:6     | ethernet1 | 1234::1 | 673725     |         | 1280  |
 | 772003  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 772004  | v1:6     | ethernet2 | 1235::3 | 389452     |         | 640   |
 | 772005  | v1:6     | ethernet2 | 1235::3 | 389453     |         | 640   |
 | 772006  | null     | null      | null    | unlabelled |         | 0     |
 | 772007  | null     | null      | null    | unlabelled |         | 0     |
 | 772008  | null     | null      | null    | unlabelled |         | 0     |
 | 772009  | null     | null      | null    | unlabelled |         | 0     |
 | 772010  | null     | null      | null    | unlabelled |         | 0     |
 | 1018401 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 45000  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 60823  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 92666  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 124364 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 230527 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 252876 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 389449 | null     | null      | null    | unlabelled |         | 0     |
 | 389450 | v1:6     | ethernet1 | 1235::2 | 772002     |         | 640   |
 | 389451 | v1:6     | ethernet1 | 1235::2 | 772003     |         | 640   |
 | 389452 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 389453 | v1:6     | ethernet2 | 1236::4 | 314782     |         | 1280  |
 | 389454 | null     | null      | null    | unlabelled |         | 0     |
 | 389455 | null     | null      | null    | unlabelled |         | 0     |
 | 389456 | null     | null      | null    | unlabelled |         | 0     |
 | 389457 | null     | null      | null    | unlabelled |         | 0     |
 | 389458 | null     | null      | null    | unlabelled |         | 0     |
 | 530847 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 597798 | null     | null      | null    | unlabelled |         | 0     |
 | 597799 | v1:4     | ethernet1 | 1.1.2.2 | 704237     |         | 640   |
 | 597800 | v1:4     | ethernet1 | 1.1.2.2 | 704238     |         | 640   |
 | 597801 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 597802 | v1:4     | ethernet2 | 1.1.3.4 | 155413     |         | 1280  |
 | 597803 | null     | null      | null    | unlabelled |         | 0     |
 | 597804 | null     | null      | null    | unlabelled |         | 0     |
 | 597805 | null     | null      | null    | unlabelled |         | 0     |
 | 597806 | null     | null      | null    | unlabelled |         | 0     |
 | 597807 | null     | null      | null    | unlabelled |         | 0     |
 | 723032 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 747171 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 748751 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 871037 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 887252 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 130537 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 155409 | null     | null      | null    | unlabelled |         | 0     |
 | 155410 | v1:4     | ethernet1 | 1.1.3.3 | 597799     |         | 0     |
 | 155411 | v1:4     | ethernet1 | 1.1.3.3 | 597800     |         | 0     |
 | 155412 | v1:4     | ethernet1 | 1.1.3.3 | 597801     |         | 0     |
 | 155413 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 155414 | null     | null      | null    | unlabelled |         | 0     |
 | 155415 | null     | null      | null    | unlabelled |         | 0     |
 | 155416 | null     | null      | null    | unlabelled |         | 0     |
 | 155417 | null     | null      | null    | unlabelled |         | 0     |
 | 155418 | null     | null      | null    | unlabelled |         | 0     |
 | 157895 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 254340 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 305313 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 314778 | null     | null      | null    | unlabelled |         | 0     |
 | 314779 | v1:6     | ethernet1 | 1236::3 | 389450     |         | 0     |
 | 314780 | v1:6     | ethernet1 | 1236::3 | 389451     |         | 0     |
 | 314781 | v1:6     | ethernet1 | 1236::3 | 389452     |         | 0     |
 | 314782 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 314783 | null     | null      | null    | unlabelled |         | 0     |
 | 314784 | null     | null      | null    | unlabelled |         | 0     |
 | 314785 | null     | null      | null    | unlabelled |         | 0     |
 | 314786 | null     | null      | null    | unlabelled |         | 0     |
 | 314787 | null     | null      | null    | unlabelled |         | 0     |
 | 465101 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 477093 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 589021 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 663845 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 673095 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 696351 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#