here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 2854   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 166539 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 275679 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 276619 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 277526 | null     | null      | null    | unlabelled |         | 0     |
 | 277527 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 277528 | v1:6     | ethernet1 | 1234::2 | 724569     |         | 0     |
 | 277529 | v1:6     | ethernet1 | 1234::2 | 724570     |         | 0     |
 | 277530 | v1:6     | ethernet1 | 1234::2 | 724571     |         | 0     |
 | 277531 | null     | null      | null    | unlabelled |         | 0     |
 | 277532 | null     | null      | null    | unlabelled |         | 0     |
 | 277533 | null     | null      | null    | unlabelled |         | 0     |
 | 277534 | null     | null      | null    | unlabelled |         | 0     |
 | 277535 | null     | null      | null    | unlabelled |         | 0     |
 | 327014 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 365331 | null     | null      | null    | unlabelled |         | 0     |
 | 365332 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 365333 | v1:4     | ethernet1 | 1.1.1.2 | 586954     |         | 0     |
 | 365334 | v1:4     | ethernet1 | 1.1.1.2 | 586955     |         | 0     |
 | 365335 | v1:4     | ethernet1 | 1.1.1.2 | 586956     |         | 0     |
 | 365336 | null     | null      | null    | unlabelled |         | 0     |
 | 365337 | null     | null      | null    | unlabelled |         | 0     |
 | 365338 | null     | null      | null    | unlabelled |         | 0     |
 | 365339 | null     | null      | null    | unlabelled |         | 0     |
 | 365340 | null     | null      | null    | unlabelled |         | 0     |
 | 506267 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 648111 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 654962 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 727690 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 843454 | tester:6 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 187150  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 193631  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 337138  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 400842  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 479853  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 586952  | null     | null      | null    | unlabelled |         | 0     |
 | 586953  | v1:4     | ethernet1 | 1.1.1.1 | 365332     |         | 1280  |
 | 586954  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 586955  | v1:4     | ethernet2 | 1.1.2.3 | 590929     |         | 640   |
 | 586956  | v1:4     | ethernet2 | 1.1.2.3 | 590930     |         | 640   |
 | 586957  | null     | null      | null    | unlabelled |         | 0     |
 | 586958  | null     | null      | null    | unlabelled |         | 0     |
 | 586959  | null     | null      | null    | unlabelled |         | 0     |
 | 586960  | null     | null      | null    | unlabelled |         | 0     |
 | 586961  | null     | null      | null    | unlabelled |         | 0     |
 | 592648  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 632904  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 640853  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 724567  | null     | null      | null    | unlabelled |         | 0     |
 | 724568  | v1:6     | ethernet1 | 1234::1 | 277527     |         | 1280  |
 | 724569  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 724570  | v1:6     | ethernet2 | 1235::3 | 603841     |         | 640   |
 | 724571  | v1:6     | ethernet2 | 1235::3 | 603842     |         | 640   |
 | 724572  | null     | null      | null    | unlabelled |         | 0     |
 | 724573  | null     | null      | null    | unlabelled |         | 0     |
 | 724574  | null     | null      | null    | unlabelled |         | 0     |
 | 724575  | null     | null      | null    | unlabelled |         | 0     |
 | 724576  | null     | null      | null    | unlabelled |         | 0     |
 | 727673  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 811094  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 914548  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 1016051 | v1:6     | ethernet1 | 1234::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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 81704   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 227102  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 228364  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 281320  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 337613  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 432753  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 452377  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 536080  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 582710  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 590926  | null     | null      | null    | unlabelled |         | 0     |
 | 590927  | v1:4     | ethernet1 | 1.1.2.2 | 586953     |         | 640   |
 | 590928  | v1:4     | ethernet1 | 1.1.2.2 | 586954     |         | 640   |
 | 590929  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 590930  | v1:4     | ethernet2 | 1.1.3.4 | 755767     |         | 1280  |
 | 590931  | null     | null      | null    | unlabelled |         | 0     |
 | 590932  | null     | null      | null    | unlabelled |         | 0     |
 | 590933  | null     | null      | null    | unlabelled |         | 0     |
 | 590934  | null     | null      | null    | unlabelled |         | 0     |
 | 590935  | null     | null      | null    | unlabelled |         | 0     |
 | 603838  | null     | null      | null    | unlabelled |         | 0     |
 | 603839  | v1:6     | ethernet1 | 1235::2 | 724568     |         | 640   |
 | 603840  | v1:6     | ethernet1 | 1235::2 | 724569     |         | 640   |
 | 603841  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 603842  | v1:6     | ethernet2 | 1236::4 | 1027854    |         | 1280  |
 | 603843  | null     | null      | null    | unlabelled |         | 0     |
 | 603844  | null     | null      | null    | unlabelled |         | 0     |
 | 603845  | null     | null      | null    | unlabelled |         | 0     |
 | 603846  | null     | null      | null    | unlabelled |         | 0     |
 | 603847  | null     | null      | null    | unlabelled |         | 0     |
 | 712881  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 862657  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1025769 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 65226   | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 188243  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 453753  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 457066  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 462787  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 478671  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 671676  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 702897  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 755763  | null     | null      | null    | unlabelled |         | 0     |
 | 755764  | v1:4     | ethernet1 | 1.1.3.3 | 590927     |         | 0     |
 | 755765  | v1:4     | ethernet1 | 1.1.3.3 | 590928     |         | 0     |
 | 755766  | v1:4     | ethernet1 | 1.1.3.3 | 590929     |         | 0     |
 | 755767  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 755768  | null     | null      | null    | unlabelled |         | 0     |
 | 755769  | null     | null      | null    | unlabelled |         | 0     |
 | 755770  | null     | null      | null    | unlabelled |         | 0     |
 | 755771  | null     | null      | null    | unlabelled |         | 0     |
 | 755772  | null     | null      | null    | unlabelled |         | 0     |
 | 959071  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 999373  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1027850 | null     | null      | null    | unlabelled |         | 0     |
 | 1027851 | v1:6     | ethernet1 | 1236::3 | 603839     |         | 0     |
 | 1027852 | v1:6     | ethernet1 | 1236::3 | 603840     |         | 0     |
 | 1027853 | v1:6     | ethernet1 | 1236::3 | 603841     |         | 0     |
 | 1027854 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1027855 | null     | null      | null    | unlabelled |         | 0     |
 | 1027856 | null     | null      | null    | unlabelled |         | 0     |
 | 1027857 | null     | null      | null    | unlabelled |         | 0     |
 | 1027858 | null     | null      | null    | unlabelled |         | 0     |
 | 1027859 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#