here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 1924    | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 59184   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 144580  | null     | null      | null    | unlabelled |         | 0     |
 | 144581  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 144582  | v1:6     | ethernet1 | 1234::2 | 183195     |         | 0     |
 | 144583  | v1:6     | ethernet1 | 1234::2 | 183196     |         | 0     |
 | 144584  | v1:6     | ethernet1 | 1234::2 | 183197     |         | 0     |
 | 144585  | null     | null      | null    | unlabelled |         | 0     |
 | 144586  | null     | null      | null    | unlabelled |         | 0     |
 | 144587  | null     | null      | null    | unlabelled |         | 0     |
 | 144588  | null     | null      | null    | unlabelled |         | 0     |
 | 144589  | null     | null      | null    | unlabelled |         | 0     |
 | 451162  | null     | null      | null    | unlabelled |         | 0     |
 | 451163  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 451164  | v1:4     | ethernet1 | 1.1.1.2 | 954798     |         | 0     |
 | 451165  | v1:4     | ethernet1 | 1.1.1.2 | 954799     |         | 0     |
 | 451166  | v1:4     | ethernet1 | 1.1.1.2 | 954800     |         | 0     |
 | 451167  | null     | null      | null    | unlabelled |         | 0     |
 | 451168  | null     | null      | null    | unlabelled |         | 0     |
 | 451169  | null     | null      | null    | unlabelled |         | 0     |
 | 451170  | null     | null      | null    | unlabelled |         | 0     |
 | 451171  | null     | null      | null    | unlabelled |         | 0     |
 | 622082  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 651152  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 684700  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 801452  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 913742  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 914436  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 981319  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1020155 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 103488  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 183193  | null     | null      | null    | unlabelled |         | 0     |
 | 183194  | v1:6     | ethernet1 | 1234::1 | 144581     |         | 1280  |
 | 183195  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 183196  | v1:6     | ethernet2 | 1235::3 | 55667      |         | 640   |
 | 183197  | v1:6     | ethernet2 | 1235::3 | 55668      |         | 640   |
 | 183198  | null     | null      | null    | unlabelled |         | 0     |
 | 183199  | null     | null      | null    | unlabelled |         | 0     |
 | 183200  | null     | null      | null    | unlabelled |         | 0     |
 | 183201  | null     | null      | null    | unlabelled |         | 0     |
 | 183202  | null     | null      | null    | unlabelled |         | 0     |
 | 253218  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 354464  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 356899  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 376339  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 671273  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 732261  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 831987  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 844595  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 893540  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 934702  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 954796  | null     | null      | null    | unlabelled |         | 0     |
 | 954797  | v1:4     | ethernet1 | 1.1.1.1 | 451163     |         | 1280  |
 | 954798  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 954799  | v1:4     | ethernet2 | 1.1.2.3 | 1020626    |         | 640   |
 | 954800  | v1:4     | ethernet2 | 1.1.2.3 | 1020627    |         | 640   |
 | 954801  | null     | null      | null    | unlabelled |         | 0     |
 | 954802  | null     | null      | null    | unlabelled |         | 0     |
 | 954803  | null     | null      | null    | unlabelled |         | 0     |
 | 954804  | null     | null      | null    | unlabelled |         | 0     |
 | 954805  | null     | null      | null    | unlabelled |         | 0     |
 | 1038986 | v1:6     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 10346   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 55664   | null     | null      | null    | unlabelled |         | 0     |
 | 55665   | v1:6     | ethernet1 | 1235::2 | 183194     |         | 640   |
 | 55666   | v1:6     | ethernet1 | 1235::2 | 183195     |         | 640   |
 | 55667   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 55668   | v1:6     | ethernet2 | 1236::4 | 577454     |         | 1280  |
 | 55669   | null     | null      | null    | unlabelled |         | 0     |
 | 55670   | null     | null      | null    | unlabelled |         | 0     |
 | 55671   | null     | null      | null    | unlabelled |         | 0     |
 | 55672   | null     | null      | null    | unlabelled |         | 0     |
 | 55673   | null     | null      | null    | unlabelled |         | 0     |
 | 203344  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 275512  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 334389  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 352671  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 390583  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 401757  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 454181  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 557668  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 677612  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 729684  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 864492  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 1020623 | null     | null      | null    | unlabelled |         | 0     |
 | 1020624 | v1:4     | ethernet1 | 1.1.2.2 | 954797     |         | 640   |
 | 1020625 | v1:4     | ethernet1 | 1.1.2.2 | 954798     |         | 640   |
 | 1020626 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1020627 | v1:4     | ethernet2 | 1.1.3.4 | 859873     |         | 1280  |
 | 1020628 | null     | null      | null    | unlabelled |         | 0     |
 | 1020629 | null     | null      | null    | unlabelled |         | 0     |
 | 1020630 | null     | null      | null    | unlabelled |         | 0     |
 | 1020631 | null     | null      | null    | unlabelled |         | 0     |
 | 1020632 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 490981  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 557984  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 577450  | null     | null      | null    | unlabelled |         | 0     |
 | 577451  | v1:6     | ethernet1 | 1236::3 | 55665      |         | 0     |
 | 577452  | v1:6     | ethernet1 | 1236::3 | 55666      |         | 0     |
 | 577453  | v1:6     | ethernet1 | 1236::3 | 55667      |         | 0     |
 | 577454  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 577455  | null     | null      | null    | unlabelled |         | 0     |
 | 577456  | null     | null      | null    | unlabelled |         | 0     |
 | 577457  | null     | null      | null    | unlabelled |         | 0     |
 | 577458  | null     | null      | null    | unlabelled |         | 0     |
 | 577459  | null     | null      | null    | unlabelled |         | 0     |
 | 693790  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 808499  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 859869  | null     | null      | null    | unlabelled |         | 0     |
 | 859870  | v1:4     | ethernet1 | 1.1.3.3 | 1020624    |         | 0     |
 | 859871  | v1:4     | ethernet1 | 1.1.3.3 | 1020625    |         | 0     |
 | 859872  | v1:4     | ethernet1 | 1.1.3.3 | 1020626    |         | 0     |
 | 859873  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 859874  | null     | null      | null    | unlabelled |         | 0     |
 | 859875  | null     | null      | null    | unlabelled |         | 0     |
 | 859876  | null     | null      | null    | unlabelled |         | 0     |
 | 859877  | null     | null      | null    | unlabelled |         | 0     |
 | 859878  | null     | null      | null    | unlabelled |         | 0     |
 | 952919  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 975776  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 976004  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 979532  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1021766 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1031635 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#