here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 45799   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 147438  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 166116  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 238877  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 255085  | null     | null      | null    | unlabelled |         | 0     |
 | 255086  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 255087  | v1:6     | ethernet1 | 1234::2 | 172736     |         | 0     |
 | 255088  | v1:6     | ethernet1 | 1234::2 | 172737     |         | 0     |
 | 255089  | v1:6     | ethernet1 | 1234::2 | 172738     |         | 0     |
 | 255090  | null     | null      | null    | unlabelled |         | 0     |
 | 255091  | null     | null      | null    | unlabelled |         | 0     |
 | 255092  | null     | null      | null    | unlabelled |         | 0     |
 | 255093  | null     | null      | null    | unlabelled |         | 0     |
 | 255094  | null     | null      | null    | unlabelled |         | 0     |
 | 422527  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 483626  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 558827  | null     | null      | null    | unlabelled |         | 0     |
 | 558828  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 558829  | v1:4     | ethernet1 | 1.1.1.2 | 709617     |         | 0     |
 | 558830  | v1:4     | ethernet1 | 1.1.1.2 | 709618     |         | 0     |
 | 558831  | v1:4     | ethernet1 | 1.1.1.2 | 709619     |         | 0     |
 | 558832  | null     | null      | null    | unlabelled |         | 0     |
 | 558833  | null     | null      | null    | unlabelled |         | 0     |
 | 558834  | null     | null      | null    | unlabelled |         | 0     |
 | 558835  | null     | null      | null    | unlabelled |         | 0     |
 | 558836  | null     | null      | null    | unlabelled |         | 0     |
 | 742331  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 847986  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 980336  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1034763 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 157011 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 172734 | null     | null      | null    | unlabelled |         | 0     |
 | 172735 | v1:6     | ethernet1 | 1234::1 | 255086     |         | 1280  |
 | 172736 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 172737 | v1:6     | ethernet2 | 1235::3 | 51672      |         | 640   |
 | 172738 | v1:6     | ethernet2 | 1235::3 | 51673      |         | 640   |
 | 172739 | null     | null      | null    | unlabelled |         | 0     |
 | 172740 | null     | null      | null    | unlabelled |         | 0     |
 | 172741 | null     | null      | null    | unlabelled |         | 0     |
 | 172742 | null     | null      | null    | unlabelled |         | 0     |
 | 172743 | null     | null      | null    | unlabelled |         | 0     |
 | 236223 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 277686 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 295758 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 316101 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 328740 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 487132 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 541454 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 572209 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 579380 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 709615 | null     | null      | null    | unlabelled |         | 0     |
 | 709616 | v1:4     | ethernet1 | 1.1.1.1 | 558828     |         | 1280  |
 | 709617 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 709618 | v1:4     | ethernet2 | 1.1.2.3 | 935431     |         | 640   |
 | 709619 | v1:4     | ethernet2 | 1.1.2.3 | 935432     |         | 640   |
 | 709620 | null     | null      | null    | unlabelled |         | 0     |
 | 709621 | null     | null      | null    | unlabelled |         | 0     |
 | 709622 | null     | null      | null    | unlabelled |         | 0     |
 | 709623 | null     | null      | null    | unlabelled |         | 0     |
 | 709624 | null     | null      | null    | unlabelled |         | 0     |
 | 715152 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 762324 | v1:4     | ethernet2 | 1.1.2.3 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 51669  | null     | null      | null    | unlabelled |         | 0     |
 | 51670  | v1:6     | ethernet1 | 1235::2 | 172735     |         | 640   |
 | 51671  | v1:6     | ethernet1 | 1235::2 | 172736     |         | 640   |
 | 51672  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 51673  | v1:6     | ethernet2 | 1236::4 | 263394     |         | 1280  |
 | 51674  | null     | null      | null    | unlabelled |         | 0     |
 | 51675  | null     | null      | null    | unlabelled |         | 0     |
 | 51676  | null     | null      | null    | unlabelled |         | 0     |
 | 51677  | null     | null      | null    | unlabelled |         | 0     |
 | 51678  | null     | null      | null    | unlabelled |         | 0     |
 | 63294  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 132938 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 186294 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 194141 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 264279 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 326143 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 390130 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 419695 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 675764 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 772927 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 829811 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 935428 | null     | null      | null    | unlabelled |         | 0     |
 | 935429 | v1:4     | ethernet1 | 1.1.2.2 | 709616     |         | 640   |
 | 935430 | v1:4     | ethernet1 | 1.1.2.2 | 709617     |         | 640   |
 | 935431 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 935432 | v1:4     | ethernet2 | 1.1.3.4 | 1005865    |         | 1280  |
 | 935433 | null     | null      | null    | unlabelled |         | 0     |
 | 935434 | null     | null      | null    | unlabelled |         | 0     |
 | 935435 | null     | null      | null    | unlabelled |         | 0     |
 | 935436 | null     | null      | null    | unlabelled |         | 0     |
 | 935437 | null     | null      | null    | unlabelled |         | 0     |
 | 946023 | v1:6     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 54369   | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 137136  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 263390  | null     | null      | null    | unlabelled |         | 0     |
 | 263391  | v1:6     | ethernet1 | 1236::3 | 51670      |         | 0     |
 | 263392  | v1:6     | ethernet1 | 1236::3 | 51671      |         | 0     |
 | 263393  | v1:6     | ethernet1 | 1236::3 | 51672      |         | 0     |
 | 263394  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 263395  | null     | null      | null    | unlabelled |         | 0     |
 | 263396  | null     | null      | null    | unlabelled |         | 0     |
 | 263397  | null     | null      | null    | unlabelled |         | 0     |
 | 263398  | null     | null      | null    | unlabelled |         | 0     |
 | 263399  | null     | null      | null    | unlabelled |         | 0     |
 | 269377  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 273970  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 481260  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 545741  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 570528  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 726029  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 770249  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 844978  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1005861 | null     | null      | null    | unlabelled |         | 0     |
 | 1005862 | v1:4     | ethernet1 | 1.1.3.3 | 935429     |         | 0     |
 | 1005863 | v1:4     | ethernet1 | 1.1.3.3 | 935430     |         | 0     |
 | 1005864 | v1:4     | ethernet1 | 1.1.3.3 | 935431     |         | 0     |
 | 1005865 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1005866 | null     | null      | null    | unlabelled |         | 0     |
 | 1005867 | null     | null      | null    | unlabelled |         | 0     |
 | 1005868 | null     | null      | null    | unlabelled |         | 0     |
 | 1005869 | null     | null      | null    | unlabelled |         | 0     |
 | 1005870 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#