here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 56845  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 60449  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 74042  | null     | null      | null    | unlabelled |         | 0     |
 | 74043  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 74044  | v1:6     | ethernet1 | 1234::2 | 471030     |         | 0     |
 | 74045  | v1:6     | ethernet1 | 1234::2 | 471031     |         | 0     |
 | 74046  | v1:6     | ethernet1 | 1234::2 | 471032     |         | 0     |
 | 74047  | null     | null      | null    | unlabelled |         | 0     |
 | 74048  | null     | null      | null    | unlabelled |         | 0     |
 | 74049  | null     | null      | null    | unlabelled |         | 0     |
 | 74050  | null     | null      | null    | unlabelled |         | 0     |
 | 74051  | null     | null      | null    | unlabelled |         | 0     |
 | 382610 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 444914 | null     | null      | null    | unlabelled |         | 0     |
 | 444915 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 444916 | v1:4     | ethernet1 | 1.1.1.2 | 443002     |         | 0     |
 | 444917 | v1:4     | ethernet1 | 1.1.1.2 | 443003     |         | 0     |
 | 444918 | v1:4     | ethernet1 | 1.1.1.2 | 443004     |         | 0     |
 | 444919 | null     | null      | null    | unlabelled |         | 0     |
 | 444920 | null     | null      | null    | unlabelled |         | 0     |
 | 444921 | null     | null      | null    | unlabelled |         | 0     |
 | 444922 | null     | null      | null    | unlabelled |         | 0     |
 | 444923 | null     | null      | null    | unlabelled |         | 0     |
 | 575276 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 750326 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 759354 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 238408 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 292006 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 307521 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 343660 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 408221 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 443000 | null     | null      | null    | unlabelled |         | 0     |
 | 443001 | v1:4     | ethernet1 | 1.1.1.1 | 444915     |         | 1280  |
 | 443002 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 443003 | v1:4     | ethernet2 | 1.1.2.3 | 870932     |         | 640   |
 | 443004 | v1:4     | ethernet2 | 1.1.2.3 | 870933     |         | 640   |
 | 443005 | null     | null      | null    | unlabelled |         | 0     |
 | 443006 | null     | null      | null    | unlabelled |         | 0     |
 | 443007 | null     | null      | null    | unlabelled |         | 0     |
 | 443008 | null     | null      | null    | unlabelled |         | 0     |
 | 443009 | null     | null      | null    | unlabelled |         | 0     |
 | 471028 | null     | null      | null    | unlabelled |         | 0     |
 | 471029 | v1:6     | ethernet1 | 1234::1 | 74043      |         | 1280  |
 | 471030 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 471031 | v1:6     | ethernet2 | 1235::3 | 831376     |         | 640   |
 | 471032 | v1:6     | ethernet2 | 1235::3 | 831377     |         | 640   |
 | 471033 | null     | null      | null    | unlabelled |         | 0     |
 | 471034 | null     | null      | null    | unlabelled |         | 0     |
 | 471035 | null     | null      | null    | unlabelled |         | 0     |
 | 471036 | null     | null      | null    | unlabelled |         | 0     |
 | 471037 | null     | null      | null    | unlabelled |         | 0     |
 | 635458 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 654127 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 839646 | tester: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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 240261  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 257036  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 356435  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 785324  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 807407  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 831373  | null     | null      | null    | unlabelled |         | 0     |
 | 831374  | v1:6     | ethernet1 | 1235::2 | 471029     |         | 640   |
 | 831375  | v1:6     | ethernet1 | 1235::2 | 471030     |         | 640   |
 | 831376  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 831377  | v1:6     | ethernet2 | 1236::4 | 174527     |         | 1280  |
 | 831378  | null     | null      | null    | unlabelled |         | 0     |
 | 831379  | null     | null      | null    | unlabelled |         | 0     |
 | 831380  | null     | null      | null    | unlabelled |         | 0     |
 | 831381  | null     | null      | null    | unlabelled |         | 0     |
 | 831382  | null     | null      | null    | unlabelled |         | 0     |
 | 870929  | null     | null      | null    | unlabelled |         | 0     |
 | 870930  | v1:4     | ethernet1 | 1.1.2.2 | 443001     |         | 640   |
 | 870931  | v1:4     | ethernet1 | 1.1.2.2 | 443002     |         | 640   |
 | 870932  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 870933  | v1:4     | ethernet2 | 1.1.3.4 | 379058     |         | 1280  |
 | 870934  | null     | null      | null    | unlabelled |         | 0     |
 | 870935  | null     | null      | null    | unlabelled |         | 0     |
 | 870936  | null     | null      | null    | unlabelled |         | 0     |
 | 870937  | null     | null      | null    | unlabelled |         | 0     |
 | 870938  | null     | null      | null    | unlabelled |         | 0     |
 | 950501  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1008223 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1039134 | v1:6     | ethernet1 | 1235::2 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 26155  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 93396  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 174523 | null     | null      | null    | unlabelled |         | 0     |
 | 174524 | v1:6     | ethernet1 | 1236::3 | 831374     |         | 0     |
 | 174525 | v1:6     | ethernet1 | 1236::3 | 831375     |         | 0     |
 | 174526 | v1:6     | ethernet1 | 1236::3 | 831376     |         | 0     |
 | 174527 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 174528 | null     | null      | null    | unlabelled |         | 0     |
 | 174529 | null     | null      | null    | unlabelled |         | 0     |
 | 174530 | null     | null      | null    | unlabelled |         | 0     |
 | 174531 | null     | null      | null    | unlabelled |         | 0     |
 | 174532 | null     | null      | null    | unlabelled |         | 0     |
 | 348371 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 379054 | null     | null      | null    | unlabelled |         | 0     |
 | 379055 | v1:4     | ethernet1 | 1.1.3.3 | 870930     |         | 0     |
 | 379056 | v1:4     | ethernet1 | 1.1.3.3 | 870931     |         | 0     |
 | 379057 | v1:4     | ethernet1 | 1.1.3.3 | 870932     |         | 0     |
 | 379058 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 379059 | null     | null      | null    | unlabelled |         | 0     |
 | 379060 | null     | null      | null    | unlabelled |         | 0     |
 | 379061 | null     | null      | null    | unlabelled |         | 0     |
 | 379062 | null     | null      | null    | unlabelled |         | 0     |
 | 379063 | null     | null      | null    | unlabelled |         | 0     |
 | 553858 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 652024 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 952185 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#